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Monthly Climatological Summary for Jun 2020
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 72.9 82.7 17:01 60.6 05:35 0.5 8.4 0.00 3.8 17.0 09:23 S
02 77.7 87.4 15:45 67.0 05:27 0.0 12.7 0.00 4.2 18.0 14:18 SW
03 77.5 91.2 15:58 68.6 22:55 0.0 12.5 0.14 4.0 17.0 18:39 SW
04 75.1 85.5 18:07 67.0 02:25 0.0 10.1 0.14 2.6 20.0 03:38 SSW
05 75.4 86.5 17:26 66.1 04:21 0.0 10.5 0.06 1.9 17.0 08:19 WSW
06 81.7 96.2 17:39 67.9 05:39 0.0 16.7 0.00 1.3 13.0 13:09 SE
07 82.1 92.2 16:03 72.2 05:51 0.0 17.1 0.00 2.9 16.0 17:33 ESE
08 80.0 88.3 16:57 67.6 05:52 0.0 15.0 0.00 3.8 22.0 22:08 ESE
09 80.0 89.7 17:36 73.3 08:42 0.0 15.0 0.33 7.6 29.0 12:03 S
10 69.8 82.0 00:00 65.0 16:41 0.0 4.7 0.00 6.6 27.0 14:40 WSW
11 72.7 83.1 17:46 60.8 05:54 0.7 8.3 0.00 4.0 14.0 11:46 W
12 77.5 89.1 15:50 64.9 05:33 0.0 12.5 0.00 2.2 12.0 08:44 WSW
13 76.9 87.1 17:10 66.0 06:13 0.0 11.9 0.00 2.5 13.0 09:19 ENE
14 73.7 82.3 15:40 65.4 06:00 0.0 8.7 0.00 3.8 16.0 09:38 E
15 72.4 82.2 16:49 62.0 05:17 0.3 7.7 0.00 2.4 13.0 11:30 ESE
16 71.6 84.3 16:12 53.2 05:45 2.3 9.0 0.00 1.6 12.0 13:24 SSE
17 75.1 86.0 16:27 61.0 05:30 0.4 10.5 0.00 1.9 14.0 12:09 SSE
18 76.4 87.3 15:54 61.2 05:57 0.3 11.7 0.00 2.0 13.0 14:45 S
19 77.9 89.6 15:39 68.2 05:41 0.0 12.9 0.00 2.7 13.0 14:55 SSW
20 75.7 87.9 13:25 70.5 01:16 0.0 10.7 0.05 2.8 26.0 15:08 SW
21 77.9 87.6 18:15 69.6 06:15 0.0 12.9 0.00 2.6 13.0 16:47 SW
22 74.3 84.8 12:37 66.8 19:54 0.0 9.3 2.28 3.8 30.0 19:15 SSW
23 70.8 79.8 16:30 62.7 07:08 0.2 6.0 0.01 3.5 16.0 14:34 WNW
24 72.3 82.9 19:12 60.7 05:54 0.6 7.9 0.00 2.3 14.0 13:12 NW
25 77.5 88.5 15:00 63.1 05:06 0.2 12.7 0.00 1.6 11.0 16:24 SSE
26 81.9 91.1 15:53 71.8 05:51 0.0 16.9 0.00 4.7 22.0 14:28 SSW
27 76.8 81.1 15:12 71.7 23:54 0.0 11.8 0.40 4.4 18.0 13:06 SW
28 80.2 90.1 14:47 71.1 05:19 0.0 15.2 0.04 2.9 18.0 10:14 SSW
29 81.3 86.4 13:57 76.8 06:07 0.0 16.3 0.00 4.7 21.0 16:04 S
30 71.8 78.5 00:00 68.0 08:06 0.0 6.8 1.71 2.9 18.0 16:07 SSE
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76.2 96.2 6 53.2 16 5.5 342.4 5.16 3.3 30.0 22 SSW
Max >= 90.0 5
Max <= 32.0 0
Min <= 32.0 0
Min <= 0.0 0
Max Rain: 2.28 on day 22
Days of Rain: 10 (>= 0.01 in) 6 (>= 0.10 in) 2 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration