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Monthly Climatological Summary for Mar 2021
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 38.7 49.7 16:32 28.5 06:45 26.3 0.0 0.00 3.3 12.0 01:27 ENE
02 43.1 57.6 15:54 28.4 06:42 21.9 0.0 0.00 3.5 21.0 13:20 SSW
03 53.6 68.7 16:04 40.0 06:43 11.9 0.5 0.00 3.5 22.0 10:02 W
04 48.6 60.7 15:24 38.2 06:24 16.4 0.0 0.00 4.0 19.0 12:47 ENE
05 39.8 49.9 16:24 30.5 06:54 25.2 0.0 0.00 3.3 16.0 09:29 NE
06 46.1 58.8 16:51 33.9 05:42 18.9 0.0 0.00 1.3 14.0 12:34 SSW
07 51.6 66.7 15:28 34.1 06:34 13.5 0.2 0.00 2.8 15.0 12:30 S
08 57.9 69.3 16:48 46.8 06:41 7.8 0.7 0.00 5.1 20.0 11:28 SSW
09 61.8 73.0 15:08 51.0 03:59 5.1 1.9 0.00 7.2 25.0 15:25 S
10 64.2 68.7 12:39 59.9 00:51 1.7 0.8 0.00 10.2 34.0 12:41 SSW
11 53.2 67.4 01:24 47.7 23:45 12.0 0.2 0.48 2.7 25.0 00:20 WNW
12 48.3 55.2 12:28 43.0 06:41 16.7 0.0 0.01 2.5 17.0 10:44 ESE
13 50.9 56.7 14:30 46.1 00:03 14.1 0.0 0.00 4.2 14.0 09:01 ESE
14 48.5 51.5 13:48 45.5 10:31 15.8 0.0 0.00 6.7 26.0 21:16 E
15 45.8 50.4 00:01 43.1 11:56 19.1 0.0 0.00 4.9 25.0 01:35 NE
16 44.5 47.2 18:23 41.0 10:26 20.5 0.0 0.00 2.7 14.0 20:59 ESE
17 45.7 50.6 17:33 40.8 22:49 19.2 0.0 0.00 5.0 18.0 04:39 NE
18 41.5 43.7 21:56 39.4 02:47 23.5 0.0 0.01 7.5 23.0 10:32 NE
19 42.2 51.7 16:34 33.5 07:50 22.8 0.0 0.00 5.0 17.0 03:52 ENE
20 45.9 60.1 16:26 31.7 07:18 19.1 0.0 0.02 2.8 14.0 16:36 SSE
21 55.5 68.8 16:24 40.4 06:33 10.0 0.5 0.00 4.9 22.0 13:46 SSE
22 57.7 67.3 14:47 45.4 07:30 7.6 0.3 0.00 4.3 20.0 16:15 SSE
23 58.0 62.2 20:06 53.1 10:09 7.0 0.0 0.18 6.1 21.0 20:05 SSW
24 55.5 61.5 15:13 49.0 23:56 9.5 0.0 0.00 6.3 25.0 05:35 NW
25 48.7 52.9 14:02 45.6 23:53 16.2 0.0 0.35 3.6 25.0 06:31 W
26 52.2 62.1 16:38 45.2 02:46 12.8 0.0 0.00 3.6 15.0 01:44 SE
27 59.1 78.6 16:26 45.6 07:07 7.9 2.0 0.06 4.5 22.0 17:22 WNW
28 48.4 55.7 00:01 39.3 23:59 16.6 0.0 0.00 7.3 32.0 13:16 WNW
29 55.3 71.8 16:10 38.1 01:25 10.9 1.2 0.00 6.9 28.0 13:46 SSW
30 59.8 71.1 12:38 50.4 23:57 6.3 1.2 0.00 6.8 28.0 09:14 NNW
31 44.7 50.4 00:01 36.8 23:59 20.3 0.0 0.00 6.5 29.0 15:28 NW
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50.5 78.6 27 28.4 2 456.6 9.5 1.11 4.8 34.0 10 S
Max >= 90.0 0
Max <= 32.0 0
Min <= 32.0 4
Min <= 0.0 0
Max Rain: 0.48 on day 11
Days of Rain: 7 (>= 0.01 in) 3 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration