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Monthly Climatological Summary for Sep 2022
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 72.7 85.9 16:54 58.8 06:44 1.2 8.9 0.00 1.6 14.0 14:30 SSE
02 71.7 81.5 13:51 65.9 05:58 0.0 6.7 0.15 1.5 12.0 16:22 SSW
03 70.5 79.0 15:52 62.6 06:13 0.3 5.8 0.00 1.7 12.0 17:06 SE
04 69.0 73.9 14:01 64.6 03:52 0.0 4.0 0.19 2.0 11.0 14:10 N
05 70.5 76.0 17:58 67.9 00:00 0.0 5.5 0.23 2.7 12.0 14:49 NNE
06 71.6 79.5 15:15 66.3 06:50 0.0 6.6 0.00 1.7 9.0 16:55 NW
07 71.7 82.6 15:28 62.6 23:58 0.3 7.0 0.00 2.0 13.0 14:14 N
08 68.9 82.7 16:21 57.8 06:31 1.9 5.9 0.01 1.2 10.0 13:47 ENE
09 70.0 84.6 16:25 56.3 06:11 2.2 7.2 0.00 1.2 14.0 14:10 SSE
10 72.7 86.7 16:40 59.3 06:06 1.5 9.2 0.06 1.5 15.0 21:17 SSE
11 65.2 74.8 16:09 54.9 23:59 1.9 2.1 0.23 4.5 21.0 16:18 NW
12 64.3 78.1 16:31 51.6 07:17 4.9 4.2 0.00 4.4 25.0 10:46 WNW
13 65.0 82.1 16:19 49.3 07:12 5.3 5.2 0.00 1.3 12.0 12:57 WNW
14 67.5 85.7 15:19 51.3 07:13 4.5 7.1 0.00 1.2 10.0 15:20 SSE
15 70.0 84.5 15:09 55.0 06:19 2.6 7.7 0.00 1.8 13.0 14:55 SSE
16 71.7 85.4 16:48 57.0 06:58 1.2 8.0 0.00 2.3 14.0 12:00 SSW
17 76.7 88.1 14:35 66.5 07:04 0.0 11.7 0.00 4.2 18.0 11:13 S
18 75.6 85.6 14:29 66.3 08:20 0.0 10.6 0.31 4.3 21.0 13:17 SSW
19 82.4 94.6 15:51 73.0 07:15 0.0 17.4 0.00 3.0 17.0 00:56 SW
20 81.7 97.3 16:27 68.8 07:19 0.0 16.8 0.00 2.3 16.0 16:02 WSW
21 81.2 95.2 16:04 69.2 23:58 0.0 16.2 0.00 3.9 18.0 18:14 WNW
22 62.8 71.9 15:32 51.4 23:59 3.2 1.1 0.00 3.6 21.0 08:51 N
23 56.1 59.4 10:20 50.8 00:27 8.9 0.0 0.05 2.8 13.0 04:00 SE
24 67.0 86.5 16:59 50.3 07:01 4.4 6.4 0.01 2.2 14.0 15:08 W
25 68.2 78.4 16:35 59.6 05:04 1.2 4.5 0.00 4.7 25.0 14:29 WNW
26 59.3 71.3 14:30 48.9 06:50 7.0 1.3 0.00 5.0 25.0 13:07 NW
27 58.6 75.0 14:59 44.4 03:18 8.6 2.2 0.00 2.0 15.0 11:29 NNW
28 53.2 66.5 16:30 40.7 07:09 11.9 0.1 0.00 1.9 13.0 13:21 NE
29 53.9 69.7 15:44 39.8 07:17 11.9 0.8 0.00 1.5 14.0 12:29 SE
30 55.7 72.8 15:50 41.4 07:19 10.8 1.6 0.00 1.5 15.0 14:17 E
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68.2 97.3 20 39.8 29 95.7 191.8 1.24 2.5 25.0 12 W
Max >= 90.0 3
Max <= 32.0 0
Min <= 32.0 0
Min <= 0.0 0
Max Rain: 0.31 on day 18
Days of Rain: 9 (>= 0.01 in) 5 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration