Rockbottom Observatory

Daily / Monthly Weather History From This Station

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April 2025 March 2025 February 2025 January 2025 December 2024 November 2024 October 2024 September 2024 August 2024 July 2023 June 2023 May 2023 April 2023 March 2023 February 2023 October 2022 September 2022 August 2022 July 2022 June 2022 May 2022 April 2022 March 2022 February 2022 January 2022 October 2021 September 2021 August 2021 July 2021 June 2021 May 2021 April 2021 March 2021 February 2021 January 2021 December 2020 November 2020 October 2020 September 2020 August 2020 July 2020 June 2020 May 2020 April 2020 March 2020 February 2020 January 2020 December 2019 November 2019 October 2019 September 2019 August 2019 July 2019 June 2019 May 2019 April 2019 March 2019 February 2019 January 2019 December 2018 November 2018 October 2018 September 2018 August 2018 July 2018 June 2018 May 2018 April 2018 March 2018 February 2018 January 2018 October 2017 September 2017 August 2017 July 2017 June 2017 May 2017 April 2017 March 2017 February 2017 January 2017 December 2016 November 2016 October 2016 September 2016 August 2016 July 2016 June 2016 May 2016 April 2016 March 2016

Daily Report for the month of April 2025

1 April Average and Extremes
Average temperature	47.9°F
Average humidity	63%
Average dewpoint	34.4°F
Average barometer	29.8 in.
Average windspeed	3.9 mph
Average gustspeed	6.3 mph
Average direction	294° (WNW)
Rainfall for month	0.46 in.
Rainfall for year	6.22 in.
Maximum rain per minute	0.01 in. on 01 at 03:06
Maximum temperature	57.7°F on 01 at 00:09
Minimum temperature	35.8°F on 01 at 00:00
Maximum humidity	95% on 01 at 03:35
Minimum humidity	31% on 01 at 16:52
Maximum pressure	30.292 in. on 01 at 00:00
Minimum pressure	29.504 in. on 01 at 03:01
Maximum windspeed	11.5 mph on 01 at 09:55
Maximum gust speed	19.6 mph from 277 °(W) on 01 at 09:37
Maximum heat index	57.7°F on 01 at 00:09

24 Hour Graph of this day is not available (20250401.gif)

2 April Average and Extremes
Average temperature	37.6°F
Average humidity	50%
Average dewpoint	20.0°F
Average barometer	30.5 in.
Average windspeed	2.5 mph
Average gustspeed	4.5 mph
Average direction	97° (E)
Rainfall for month	0.56 in.
Rainfall for year	6.32 in.
Maximum rain per minute	0.01 in. on 02 at 23:46
Maximum temperature	47.0°F on 02 at 15:09
Minimum temperature	28.8°F on 02 at 06:50
Maximum humidity	90% on 02 at 23:59
Minimum humidity	31% on 02 at 13:44
Maximum pressure	30.549 in. on 02 at 10:56
Minimum pressure	30.292 in. on 02 at 00:01
Maximum windspeed	6.9 mph on 02 at 20:58
Maximum gust speed	12.7 mph from 129 °(SE) on 02 at 20:56
Maximum heat index	47.0°F on 02 at 15:09

24 Hour Graph of this day is not available (20250402.gif)

3 April Average and Extremes
Average temperature	48.9°F
Average humidity	91%
Average dewpoint	46.4°F
Average barometer	30.1 in.
Average windspeed	1.3 mph
Average gustspeed	2.6 mph
Average direction	162° (SSE)
Rainfall for month	0.86 in.
Rainfall for year	6.62 in.
Maximum rain per minute	0.01 in. on 03 at 10:57
Maximum temperature	65.5°F on 03 at 16:56
Minimum temperature	35.1°F on 03 at 01:39
Maximum humidity	97% on 03 at 14:19
Minimum humidity	80% on 03 at 17:14
Maximum pressure	30.458 in. on 03 at 00:03
Minimum pressure	29.867 in. on 03 at 19:38
Maximum windspeed	5.8 mph on 03 at 16:24
Maximum gust speed	16.1 mph from 150 °(SSE) on 03 at 16:01
Maximum heat index	65.5°F on 03 at 16:56

24 Hour Graph of this day is not available (20250403.gif)

4 April Average and Extremes
Average temperature	61.2°F
Average humidity	50%
Average dewpoint	40.7°F
Average barometer	30.1 in.
Average windspeed	2.8 mph
Average gustspeed	4.5 mph
Average direction	285° (WNW)
Rainfall for month	0.86 in.
Rainfall for year	6.62 in.
Maximum rain per minute	0.00 in. on 04 at 23:59
Maximum temperature	68.2°F on 04 at 15:11
Minimum temperature	48.0°F on 04 at 23:51
Maximum humidity	92% on 04 at 00:16
Minimum humidity	27% on 04 at 17:41
Maximum pressure	30.352 in. on 04 at 23:59
Minimum pressure	29.916 in. on 04 at 00:01
Maximum windspeed	9.2 mph on 04 at 15:15
Maximum gust speed	15.0 mph from 309 °(NW) on 04 at 15:11
Maximum heat index	76.9°F on 04 at 13:57

24 Hour Graph of this day is not available (20250404.gif)

5 April Average and Extremes
Average temperature	42.2°F
Average humidity	79%
Average dewpoint	35.7°F
Average barometer	30.3 in.
Average windspeed	1.4 mph
Average gustspeed	2.7 mph
Average direction	99° (E)
Rainfall for month	1.38 in.
Rainfall for year	7.14 in.
Maximum rain per minute	0.01 in. on 05 at 19:57
Maximum temperature	48.5°F on 05 at 00:12
Minimum temperature	38.3°F on 05 at 04:09
Maximum humidity	94% on 05 at 23:59
Minimum humidity	49% on 05 at 00:18
Maximum pressure	30.442 in. on 05 at 09:39
Minimum pressure	30.006 in. on 05 at 23:59
Maximum windspeed	9.2 mph on 05 at 09:06
Maximum gust speed	15.0 mph from 115 °(ESE) on 05 at 12:33
Maximum heat index	48.5°F on 05 at 00:12

24 Hour Graph of this day is not available (20250405.gif)

6 April Average and Extremes
Average temperature	45.2°F
Average humidity	88%
Average dewpoint	41.8°F
Average barometer	29.8 in.
Average windspeed	0.6 mph
Average gustspeed	1.1 mph
Average direction	226° (SW)
Rainfall for month	1.49 in.
Rainfall for year	7.25 in.
Maximum rain per minute	0.01 in. on 06 at 12:33
Maximum temperature	54.1°F on 06 at 18:09
Minimum temperature	38.8°F on 06 at 03:41
Maximum humidity	96% on 06 at 14:22
Minimum humidity	71% on 06 at 23:14
Maximum pressure	30.006 in. on 06 at 00:05
Minimum pressure	29.754 in. on 06 at 17:05
Maximum windspeed	4.6 mph on 06 at 22:38
Maximum gust speed	6.9 mph from 277 °(W) on 06 at 22:45
Maximum heat index	54.1°F on 06 at 18:09

24 Hour Graph of this day is not available (20250406.gif)

7 April Average and Extremes
Average temperature	39.2°F
Average humidity	85%
Average dewpoint	34.8°F
Average barometer	29.8 in.
Average windspeed	1.2 mph
Average gustspeed	2.5 mph
Average direction	29° (NNE)
Rainfall for month	1.55 in.
Rainfall for year	7.31 in.
Maximum rain per minute	0.01 in. on 07 at 21:34
Maximum temperature	47.3°F on 07 at 00:02
Minimum temperature	35.7°F on 07 at 23:59
Maximum humidity	94% on 07 at 23:59
Minimum humidity	64% on 07 at 04:43
Maximum pressure	29.938 in. on 07 at 08:36
Minimum pressure	29.680 in. on 07 at 23:58
Maximum windspeed	5.8 mph on 07 at 15:06
Maximum gust speed	10.4 mph from 077 °(ENE) on 07 at 15:06
Maximum heat index	47.3°F on 07 at 00:01

24 Hour Graph of this day is not available (20250407.gif)

8 April Average and Extremes
Average temperature	35.5°F
Average humidity	77%
Average dewpoint	28.3°F
Average barometer	29.7 in.
Average windspeed	4.0 mph
Average gustspeed	6.0 mph
Average direction	272° (W)
Rainfall for month	1.61 in.
Rainfall for year	7.37 in.
Maximum rain per minute	0.01 in. on 08 at 11:57
Maximum temperature	40.9°F on 08 at 14:16
Minimum temperature	28.6°F on 08 at 23:53
Maximum humidity	95% on 08 at 11:06
Minimum humidity	48% on 08 at 15:50
Maximum pressure	29.904 in. on 08 at 23:58
Minimum pressure	29.560 in. on 08 at 10:55
Maximum windspeed	11.5 mph on 08 at 21:17
Maximum gust speed	19.6 mph from 278 °(W) on 08 at 18:27
Maximum heat index	40.9°F on 08 at 14:16

24 Hour Graph of this day is not available (20250408.gif)

9 April Average and Extremes
Average temperature	35.2°F
Average humidity	52%
Average dewpoint	18.1°F
Average barometer	30.2 in.
Average windspeed	3.2 mph
Average gustspeed	4.9 mph
Average direction	276° (W)
Rainfall for month	1.61 in.
Rainfall for year	7.37 in.
Maximum rain per minute	0.00 in. on 09 at 23:59
Maximum temperature	47.1°F on 09 at 16:16
Minimum temperature	25.5°F on 09 at 03:58
Maximum humidity	78% on 09 at 04:19
Minimum humidity	28% on 09 at 17:31
Maximum pressure	30.326 in. on 09 at 23:59
Minimum pressure	29.904 in. on 09 at 00:01
Maximum windspeed	9.2 mph on 09 at 07:50
Maximum gust speed	13.8 mph from 287 °(WNW) on 09 at 00:41
Maximum heat index	47.1°F on 09 at 16:16

24 Hour Graph of this day is not available (20250409.gif)

10 April Average and Extremes
Average temperature	40.9°F
Average humidity	56%
Average dewpoint	24.4°F
Average barometer	30.4 in.
Average windspeed	1.7 mph
Average gustspeed	3.2 mph
Average direction	154° (SSE)
Rainfall for month	1.61 in.
Rainfall for year	7.37 in.
Maximum rain per minute	0.00 in. on 10 at 23:59
Maximum temperature	52.6°F on 10 at 13:25
Minimum temperature	25.3°F on 10 at 06:58
Maximum humidity	90% on 10 at 07:20
Minimum humidity	30% on 10 at 14:22
Maximum pressure	30.432 in. on 10 at 08:42
Minimum pressure	30.292 in. on 10 at 18:45
Maximum windspeed	6.9 mph on 10 at 23:51
Maximum gust speed	12.7 mph from 138 °(SE) on 10 at 23:50
Maximum heat index	52.6°F on 10 at 13:25

24 Hour Graph of this day is not available (20250410.gif)

11 April Average and Extremes
Average temperature	39.3°F
Average humidity	82%
Average dewpoint	33.9°F
Average barometer	30.3 in.
Average windspeed	1.2 mph
Average gustspeed	2.4 mph
Average direction	98° (E)
Rainfall for month	1.78 in.
Rainfall for year	7.54 in.
Maximum rain per minute	0.01 in. on 11 at 22:29
Maximum temperature	46.0°F on 11 at 16:31
Minimum temperature	33.6°F on 11 at 06:56
Maximum humidity	94% on 11 at 11:13
Minimum humidity	52% on 11 at 00:02
Maximum pressure	30.330 in. on 11 at 00:46
Minimum pressure	30.184 in. on 11 at 23:53
Maximum windspeed	8.1 mph on 11 at 15:53
Maximum gust speed	11.5 mph from 108 °(ESE) on 11 at 16:54
Maximum heat index	46.0°F on 11 at 16:31

24 Hour Graph of this day is not available (20250411.gif)

12 April Average and Extremes
Average temperature	35.2°F
Average humidity	93%
Average dewpoint	33.5°F
Average barometer	30.1 in.
Average windspeed	2.2 mph
Average gustspeed	4.2 mph
Average direction	3° (N)
Rainfall for month	2.29 in.
Rainfall for year	8.05 in.
Maximum rain per minute	0.01 in. on 12 at 22:25
Maximum temperature	37.9°F on 12 at 00:03
Minimum temperature	32.9°F on 12 at 07:04
Maximum humidity	95% on 12 at 23:59
Minimum humidity	90% on 12 at 02:05
Maximum pressure	30.186 in. on 12 at 00:01
Minimum pressure	29.976 in. on 12 at 23:59
Maximum windspeed	8.1 mph on 12 at 17:11
Maximum gust speed	12.7 mph from 345 °(NNW) on 12 at 17:37
Maximum heat index	37.9°F on 12 at 00:02

24 Hour Graph of this day is not available (20250412.gif)

13 April Average and Extremes
Average temperature	41.3°F
Average humidity	86%
Average dewpoint	37.3°F
Average barometer	29.9 in.
Average windspeed	2.4 mph
Average gustspeed	4.1 mph
Average direction	317° (NW)
Rainfall for month	2.30 in.
Rainfall for year	8.06 in.
Maximum rain per minute	0.01 in. on 13 at 12:13
Maximum temperature	48.2°F on 13 at 17:01
Minimum temperature	36.3°F on 13 at 00:02
Maximum humidity	95% on 13 at 06:18
Minimum humidity	72% on 13 at 20:32
Maximum pressure	29.974 in. on 13 at 00:01
Minimum pressure	29.786 in. on 13 at 16:17
Maximum windspeed	8.1 mph on 13 at 18:37
Maximum gust speed	12.7 mph from 355 °(N) on 13 at 18:47
Maximum heat index	48.2°F on 13 at 17:00

24 Hour Graph of this day is not available (20250413.gif)

14 April Average and Extremes
Average temperature	52.4°F
Average humidity	55%
Average dewpoint	34.1°F
Average barometer	29.8 in.
Average windspeed	2.3 mph
Average gustspeed	3.6 mph
Average direction	280° (W)
Rainfall for month	2.30 in.
Rainfall for year	8.06 in.
Maximum rain per minute	0.00 in. on 14 at 23:59
Maximum temperature	68.7°F on 14 at 14:28
Minimum temperature	32.3°F on 14 at 03:15
Maximum humidity	94% on 14 at 04:20
Minimum humidity	26% on 14 at 14:10
Maximum pressure	29.840 in. on 14 at 08:00
Minimum pressure	29.665 in. on 14 at 23:21
Maximum windspeed	8.1 mph on 14 at 10:59
Maximum gust speed	13.8 mph from 286 °(WNW) on 14 at 11:32
Maximum heat index	76.6°F on 14 at 16:36

24 Hour Graph of this day is not available (20250414.gif)

15 April Average and Extremes
Average temperature	55.5°F
Average humidity	67%
Average dewpoint	44.4°F
Average barometer	29.5 in.
Average windspeed	2.1 mph
Average gustspeed	3.6 mph
Average direction	203° (SSW)
Rainfall for month	2.37 in.
Rainfall for year	8.13 in.
Maximum rain per minute	0.01 in. on 15 at 17:42
Maximum temperature	68.6°F on 15 at 14:56
Minimum temperature	45.7°F on 15 at 23:46
Maximum humidity	88% on 15 at 08:52
Minimum humidity	48% on 15 at 17:07
Maximum pressure	29.677 in. on 15 at 00:02
Minimum pressure	29.247 in. on 15 at 16:36
Maximum windspeed	12.7 mph on 15 at 17:17
Maximum gust speed	19.6 mph from 271 °(W) on 15 at 17:13
Maximum heat index	77.1°F on 15 at 15:37

24 Hour Graph of this day is not available (20250415.gif)

16 April Average and Extremes
Average temperature	44.0°F
Average humidity	60%
Average dewpoint	30.9°F
Average barometer	29.6 in.
Average windspeed	5.6 mph
Average gustspeed	8.3 mph
Average direction	258° (WSW)
Rainfall for month	2.38 in.
Rainfall for year	8.14 in.
Maximum rain per minute	0.01 in. on 16 at 00:18
Maximum temperature	51.6°F on 16 at 15:41
Minimum temperature	38.9°F on 16 at 06:43
Maximum humidity	71% on 16 at 00:07
Minimum humidity	46% on 16 at 16:12
Maximum pressure	29.850 in. on 16 at 23:59
Minimum pressure	29.457 in. on 16 at 00:01
Maximum windspeed	13.8 mph on 16 at 03:05
Maximum gust speed	20.7 mph from 283 °(WNW) on 16 at 16:58
Maximum heat index	51.6°F on 16 at 15:41

24 Hour Graph of this day is not available (20250416.gif)

17 April Average and Extremes
Average temperature	47.8°F
Average humidity	52%
Average dewpoint	29.3°F
Average barometer	30.0 in.
Average windspeed	3.9 mph
Average gustspeed	5.9 mph
Average direction	270° (W)
Rainfall for month	2.38 in.
Rainfall for year	8.14 in.
Maximum rain per minute	0.00 in. on 17 at 23:59
Maximum temperature	59.3°F on 17 at 13:39
Minimum temperature	37.5°F on 17 at 06:25
Maximum humidity	75% on 17 at 06:50
Minimum humidity	26% on 17 at 18:04
Maximum pressure	30.175 in. on 17 at 23:59
Minimum pressure	29.850 in. on 17 at 00:03
Maximum windspeed	9.2 mph on 17 at 16:58
Maximum gust speed	15.0 mph from 240 °(WSW) on 17 at 16:41
Maximum heat index	59.3°F on 17 at 13:38

24 Hour Graph of this day is not available (20250417.gif)

18 April Average and Extremes
Average temperature	52.5°F
Average humidity	49%
Average dewpoint	30.3°F
Average barometer	30.2 in.
Average windspeed	1.9 mph
Average gustspeed	3.8 mph
Average direction	195° (SSW)
Rainfall for month	2.38 in.
Rainfall for year	8.14 in.
Maximum rain per minute	0.00 in. on 18 at 23:59
Maximum temperature	69.7°F on 18 at 14:11
Minimum temperature	29.6°F on 18 at 06:27
Maximum humidity	90% on 18 at 07:17
Minimum humidity	19% on 18 at 11:55
Maximum pressure	30.300 in. on 18 at 08:52
Minimum pressure	30.021 in. on 18 at 23:55
Maximum windspeed	10.4 mph on 18 at 14:32
Maximum gust speed	19.6 mph from 118 °(ESE) on 18 at 14:32
Maximum heat index	75.1°F on 18 at 16:12

24 Hour Graph of this day is not available (20250418.gif)

Average and Extremes for Month of April 2025 up to day 18
Average temperature	44.5°F
Average humidity	69%
Average dewpoint	33.2°F
Average barometer	29.991 in.
Average windspeed	2.4 mph
Average gustspeed	4.1 mph
Average direction	273° (W)
Rainfall for month	2.380 in.
Rainfall for year	8.140 in.
Maximum rain per minute	0.010 in on 01 at 03:06
Maximum temperature	69.7°F on 18 at 14:11
Minimum temperature	25.3°F on 10 at 06:58
Maximum humidity	97% on 03 at 14:19
Minimum humidity	19% on 18 at 11:55
Maximum pressure	30.55 in. on 02 at 10:56
Minimum pressure	29.25 in. on 15 at 16:36
Maximum windspeed	13.8 mph from 283°(WNW) on 16 at 03:05
Maximum gust speed	20.7 mph from 248°(WSW) on 16 at 16:58
Maximum heat index	77.1°F on 15 at 15:37
Avg daily max temp	54.4°F
Avg daily min temp	34.8°F

Day, Sunshine Hours, ET, Max Solar, UV
01 06:12hrs	ET :0.106 in.	970.0 W/m²	3.6 uv
02 08:18hrs	ET :0.091 in.	865.0 W/m²	3.6 uv
03 00:00hrs	ET :0.043 in.	417.0 W/m²	2.2 uv
04 05:00hrs	ET :0.122 in.	921.0 W/m²	4.4 uv
05 00:00hrs	ET :0.031 in.	278.0 W/m²	1.9 uv
06 00:06hrs	ET :0.031 in.	304.0 W/m²	1.8 uv
07 00:00hrs	ET :0.024 in.	209.0 W/m²	1.2 uv
08 01:36hrs	ET :0.047 in.	1267.0 W/m²	4.2 uv
09 08:54hrs	ET :0.102 in.	944.0 W/m²	3.9 uv
10 06:54hrs	ET :0.087 in.	1211.0 W/m²	4.2 uv
11 00:00hrs	ET :0.039 in.	485.0 W/m²	2.6 uv
12 00:00hrs	ET :0.020 in.	227.0 W/m²	1.4 uv
13 00:00hrs	ET :0.031 in.	258.0 W/m²	1.5 uv
14 08:30hrs	ET :0.130 in.	1009.0 W/m²	4.3 uv
15 02:42hrs	ET :0.098 in.	1044.0 W/m²	4.5 uv
16 03:12hrs	ET :0.106 in.	1361.0 W/m²	4.0 uv
17 09:24hrs	ET :0.157 in.	1039.0 W/m²	3.7 uv
18 09:12hrs	ET :0.165 in.	1030.0 W/m²	4.4 uv

Daily Rain Totals

00.46 in. on 1

00.10 in. on 2

00.30 in. on 3

00.52 in. on 5

00.11 in. on 6

00.06 in. on 7

00.06 in. on 8

00.17 in. on 11

00.51 in. on 12

00.01 in. on 13

00.07 in. on 15

00.01 in. on 16