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Monthly Climatological Summary for Mar 2025
Name: OFallon Weather City: OFallon State: MO
Elevation: 532 ft Lat: N 38° 50' 20" Lon: W 090° 43' 42"
Temperature (°F), Rain (in), Wind Speed (mph)
Heat Cool Avg
Mean Deg Deg Wind Dom
Day Temp High Time Low Time Days Days Rain Speed High Time Dir
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01 35.5 48.0 00:00 22.4 23:58 29.5 0.0 0.00 5.1 22.0 10:42 NNW
02 34.5 48.6 15:28 17.8 06:41 30.5 0.0 0.00 2.6 14.0 12:46 SE
03 50.7 67.1 15:06 31.5 02:43 14.5 0.2 0.00 7.1 26.0 23:30 S
04 54.5 61.0 12:40 48.4 16:16 10.5 0.0 0.68 8.7 29.0 07:55 S
05 34.7 50.5 00:00 28.8 23:59 30.3 0.0 0.09 13.1 38.0 12:40 W
06 37.3 50.8 16:32 26.4 06:23 27.7 0.0 0.00 4.5 23.0 00:43 WNW
07 50.4 72.6 15:25 37.9 04:22 15.1 0.6 0.00 7.2 30.0 15:22 SW
08 42.2 54.8 16:21 29.8 06:45 22.8 0.0 0.00 2.7 17.0 00:00 NNW
09 46.8 65.7 16:45 26.1 07:49 17.4 0.0 0.00 2.4 17.0 15:04 WSW
10 57.3 74.2 16:59 41.4 04:24 9.7 1.9 0.00 4.6 22.0 17:03 SW
11 64.1 79.5 17:31 50.9 23:59 4.3 3.4 0.00 3.9 16.0 01:31 WSW
12 57.4 76.7 16:48 36.8 06:58 10.6 3.0 0.00 1.8 11.0 11:14 NE
13 64.0 79.1 15:32 47.3 07:33 5.9 4.8 0.00 2.9 20.0 23:46 SE
14 69.8 83.3 15:25 57.9 23:10 1.5 6.3 0.26 10.4 48.0 18:23 S
15 58.9 63.6 01:30 42.9 23:56 6.1 0.0 0.00 6.8 28.0 09:46 WSW
16 38.5 47.9 17:28 32.2 07:03 26.5 0.0 0.01 7.5 28.0 13:19 NW
17 48.9 69.8 17:08 25.9 05:16 16.8 0.7 0.00 5.5 30.0 16:37 S
18 68.2 82.9 15:40 56.5 03:06 2.9 6.0 0.00 9.0 36.0 15:46 SSW
19 61.0 75.0 15:19 40.0 23:58 5.8 1.8 0.00 11.2 51.0 16:54 SW
20 40.3 50.4 17:20 31.8 23:59 24.7 0.0 0.00 7.8 29.0 01:05 NW
21 50.3 66.8 15:21 30.0 01:14 14.8 0.1 0.00 7.6 31.0 15:22 SW
22 51.5 60.9 14:46 37.2 07:31 13.5 0.0 0.00 4.6 18.0 00:28 WSW
23 50.2 62.2 16:18 45.0 09:29 14.8 0.0 1.58 7.4 31.0 17:03 SSW
24 49.9 58.9 15:05 42.6 07:28 15.1 0.0 0.00 4.6 19.0 09:25 WNW
25 51.5 62.8 16:47 38.1 07:21 13.5 0.0 0.00 3.1 20.0 13:39 WNW
26 51.2 64.6 16:27 37.6 07:15 13.8 0.0 0.00 2.3 15.0 11:42 NW
27 52.8 63.4 18:14 45.5 00:18 12.2 0.0 0.76 3.5 26.0 20:57 SSE
28 69.0 79.4 12:47 53.9 01:00 1.7 5.7 0.00 7.9 37.0 12:00 SSW
29 65.7 68.9 17:11 62.1 23:22 0.4 1.1 0.00 5.2 24.0 16:16 S
30 61.3 71.1 11:44 45.4 23:52 4.4 0.6 0.03 7.3 29.0 12:20 W
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52.3 83.3 14 17.8 2 417.3 36.2 3.41 5.9 51.0 19 SW
Max >= 90.0 0
Max <= 32.0 0
Min <= 32.0 10
Min <= 0.0 0
Max Rain: 1.58 on day 23
Days of Rain: 7 (>= 0.01 in) 4 (>= 0.10 in) 1 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration