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Monthly Climatological Summary for Jul 2023
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 75.4 91.9 14:29 70.0 05:33 0.0 10.4 2.18 3.1 35.0 03:38 SSW
02 73.0 84.3 16:02 64.7 04:49 0.0 8.0 0.65 3.5 21.0 18:48 W
03 78.3 91.6 17:56 65.1 06:13 0.0 13.3 0.01 1.2 9.0 12:16 WNW
04 80.9 95.8 16:03 68.7 06:08 0.0 15.9 0.01 2.0 14.0 17:16 S
05 81.8 91.8 16:21 73.4 05:46 0.0 16.8 0.00 3.4 15.0 13:55 W
06 75.5 85.7 15:29 66.4 23:59 0.0 10.5 0.00 2.8 15.0 17:25 NNW
07 73.8 84.5 15:15 61.7 04:25 0.6 9.3 0.00 1.8 11.0 11:30 E
08 71.8 77.6 16:43 63.1 23:57 0.1 6.9 0.00 2.7 12.0 12:08 NNW
09 71.9 85.3 16:58 59.8 06:04 1.2 8.1 0.00 1.4 11.0 13:49 NNE
10 75.7 90.2 17:46 60.2 06:17 0.8 11.5 0.00 2.1 12.0 12:43 SSW
11 81.6 95.0 18:08 67.4 06:10 0.0 16.6 0.00 3.7 16.0 13:17 SW
12 80.0 91.2 17:56 69.9 05:19 0.0 15.0 0.54 4.1 20.0 16:32 SSW
13 78.9 89.4 18:13 68.9 05:55 0.0 13.9 0.68 2.7 16.0 01:45 WSW
14 82.0 95.6 16:05 71.1 05:32 0.0 17.0 0.01 2.0 13.0 21:39 SSW
15 77.6 88.8 16:16 68.3 23:56 0.0 12.6 0.02 2.7 15.0 09:11 NW
16 76.3 90.4 14:14 66.1 06:28 0.0 11.3 0.13 2.5 20.0 14:53 WSW
17 77.9 89.7 15:42 68.3 05:49 0.0 12.9 0.00 2.9 14.0 19:30 WSW
18 74.3 81.3 17:28 67.7 05:11 0.0 9.3 0.00 1.4 17.0 10:44 SE
19 78.3 86.4 13:04 71.4 05:33 0.0 13.3 0.00 2.4 16.0 13:41 SE
20 80.7 93.9 17:35 71.9 23:58 0.0 15.7 1.31 2.4 21.0 10:25 WNW
21 72.4 81.6 18:05 63.6 06:02 0.1 7.4 0.00 1.5 9.0 16:16 NNW
22 73.5 85.7 18:09 60.3 05:57 0.8 9.3 0.17 1.9 15.0 23:52 W
23 76.9 91.0 15:41 65.1 03:03 0.0 12.0 0.05 2.0 16.0 18:05 WSW
24 80.2 91.7 17:09 69.7 06:21 0.0 15.2 0.00 2.0 13.0 13:53 W
25 82.6 95.5 15:26 69.7 04:55 0.0 17.6 0.07 2.7 15.0 12:36 SSW
26 85.6 92.2 17:32 80.9 07:04 0.0 20.6 0.04 5.4 26.0 12:05 SW
27 88.8 100.3 17:18 79.3 06:29 0.0 23.8 0.00 4.4 16.0 09:52 WSW
28 89.6 98.8 14:57 79.8 07:24 0.0 24.6 0.00 4.3 17.0 09:04 SW
29 80.9 97.1 14:43 70.3 16:20 0.0 15.9 2.22 3.4 55.0 15:24 W
30 78.4 89.5 17:26 69.2 06:22 0.0 13.4 0.00 1.7 10.0 11:07 NNE
31 75.3 82.4 11:45 67.5 06:32 0.0 10.3 0.01 1.6 13.0 10:39 ESE
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78.4 100.3 27 59.8 9 3.6 418.4 8.10 2.6 55.0 29 WSW
Max >= 90.0 17
Max <= 32.0 0
Min <= 32.0 0
Min <= 0.0 0
Max Rain: 2.22 on day 29
Days of Rain: 16 (>= 0.01 in) 8 (>= 0.10 in) 3 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration