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Monthly Climatological Summary for Sep 2014
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 76.1 84.2 16:30 68.3 23:59 0.0 11.1 2.36 4.5 29.0 20:41 SW
02 72.9 81.7 17:03 67.8 02:08 0.0 7.9 0.52 2.2 14.0 05:47 W
03 75.5 85.4 17:16 64.5 06:27 0.0 10.5 0.01 2.9 15.0 14:22 SSW
04 82.5 94.1 16:30 72.5 06:16 0.0 17.5 0.00 5.0 16.0 10:45 S
05 80.4 92.5 13:59 65.8 23:31 0.0 15.4 0.50 4.1 25.0 19:04 WSW
06 64.3 72.2 17:10 60.4 23:54 2.0 1.3 0.04 2.4 13.0 01:02 NNW
07 65.0 76.4 15:51 54.4 06:48 3.5 3.5 0.01 1.6 13.0 11:09 NE
08 68.6 81.9 15:35 54.4 06:48 2.9 6.5 0.01 1.5 13.0 14:50 SSE
09 73.9 88.3 15:01 67.1 00:03 0.0 8.9 1.62 4.2 23.0 20:37 S
10 75.6 84.6 14:12 66.4 23:58 0.0 10.6 0.84 5.4 22.0 12:15 SSW
11 58.4 66.4 00:00 53.8 23:57 6.6 0.0 0.00 4.5 15.0 03:44 N
12 53.2 56.3 14:35 49.8 23:55 11.8 0.0 0.01 3.9 16.0 19:22 NNE
13 51.8 62.4 16:55 41.7 06:52 13.2 0.0 0.00 2.2 15.0 00:26 NNE
14 56.2 70.8 17:37 42.2 07:01 9.7 1.0 0.01 0.7 8.0 10:35 S
15 63.1 74.9 12:43 54.7 01:53 3.6 1.7 0.03 2.6 17.0 12:32 WSW
16 58.1 66.3 17:15 51.4 23:57 6.9 0.0 0.01 1.7 10.0 02:57 NNE
17 57.0 65.6 14:56 49.0 04:03 8.0 0.0 0.00 1.6 10.0 11:50 E
18 63.8 73.0 16:04 57.4 23:08 3.1 1.9 0.00 1.8 14.0 15:01 E
19 65.5 78.2 15:40 53.1 06:31 3.8 4.2 0.01 1.7 15.0 14:13 SSE
20 73.3 84.7 16:12 62.4 05:45 0.5 8.8 0.00 3.7 18.0 09:17 SW
21 69.1 75.5 13:24 56.9 23:59 0.9 5.1 0.00 4.8 21.0 12:24 NW
22 60.1 72.8 17:14 49.3 07:06 6.4 1.5 0.00 1.3 11.0 11:32 NNE
23 60.1 73.9 15:01 47.9 06:03 6.9 2.0 0.01 1.0 11.0 13:04 SSE
24 63.6 77.6 16:28 49.7 06:39 4.9 3.5 0.00 0.9 10.0 14:53 SSE
25 69.0 82.7 16:54 57.0 07:17 1.9 5.9 0.00 0.7 10.0 12:22 S
26 70.5 83.6 15:14 59.2 05:19 1.5 7.0 0.00 1.0 10.0 14:58 S
27 69.8 83.2 16:38 58.1 07:17 1.5 6.3 0.00 0.9 12.0 14:29 ESE
28 70.3 84.7 15:43 57.7 06:45 1.8 7.1 0.00 0.6 8.0 12:48 ENE
29 70.3 84.1 15:55 57.1 07:18 2.0 7.3 0.00 0.8 8.0 13:01 NNE
30 69.9 84.7 14:59 56.8 06:37 2.0 6.9 0.00 1.2 10.0 15:17 E
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66.9 94.1 4 41.7 13 105.4 163.4 5.99 2.4 29.0 1 SW
Max >= 90.0 2
Max <= 32.0 0
Min <= 32.0 0
Min <= 0.0 0
Max Rain: 2.36 on day 1
Days of Rain: 15 (>= 0.01 in) 5 (>= 0.10 in) 2 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration