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Monthly Climatological Summary for Feb 2011
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 20.9 28.3 00:00 17.0 15:03 44.1 0.0 0.34 0.0 0.0 00:00 N
02 15.0 18.9 00:00 6.1 23:56 50.0 0.0 0.06 0.0 0.0 00:00 N
03 9.6 22.5 16:26 -1.2 07:10 55.4 0.0 0.00 0.6 7.0 15:45 WNW
04 18.0 27.2 16:20 4.7 02:59 47.0 0.0 0.00 1.1 11.0 12:36 S
05 28.6 37.9 16:10 21.6 03:48 36.4 0.0 0.13 4.1 16.0 12:05 SSW
06 34.0 39.6 12:00 29.4 23:38 31.0 0.0 0.00 4.6 15.0 10:53 W
07 27.5 30.3 12:02 21.3 23:57 37.5 0.0 0.00 5.5 19.0 09:09 NW
08 12.2 21.3 00:00 5.8 08:36 52.8 0.0 0.00 4.6 17.0 04:38 NW
09 11.9 19.8 15:56 8.1 05:56 53.1 0.0 0.00 3.3 11.0 16:12 WNW
10 17.2 30.6 15:28 2.9 05:36 47.8 0.0 0.00 5.3 21.0 15:45 SW
11 30.2 42.0 16:28 17.8 07:04 34.8 0.0 0.00 5.8 18.0 19:58 WSW
12 39.7 51.1 16:51 27.1 07:00 25.3 0.0 0.00 6.0 20.0 19:19 SW
13 50.3 63.4 15:26 38.3 07:03 14.7 0.0 0.00 6.8 23.0 21:15 SW
14 42.2 48.6 00:00 34.1 23:07 22.8 0.0 0.00 5.0 22.0 03:05 WNW
15 43.9 56.1 14:20 33.3 01:24 21.1 0.0 0.00 4.9 19.0 12:27 SSE
16 57.8 72.4 15:42 40.4 07:20 7.2 0.0 0.00 5.6 25.0 20:20 S
17 65.1 74.3 15:24 56.7 06:56 0.0 0.1 0.00 8.8 34.0 09:51 SSW
18 51.3 63.3 00:00 40.3 23:38 13.7 0.0 0.00 2.4 16.0 00:10 NNW
19 44.1 51.7 14:30 36.4 05:06 20.9 0.0 0.00 3.7 17.0 21:19 ESE
20 57.3 70.9 15:42 44.1 00:00 7.7 0.0 0.00 7.7 28.0 12:29 S
21 43.4 61.0 00:00 29.2 23:56 21.6 0.0 0.33 5.8 20.0 05:18 WNW
22 28.5 34.7 15:52 23.5 06:48 36.5 0.0 0.00 4.1 16.0 04:48 NW
23 35.5 42.0 17:33 26.4 00:35 29.5 0.0 0.05 4.5 21.0 13:14 SE
24 34.7 38.9 00:52 31.1 23:27 30.3 0.0 0.67 5.0 22.0 17:59 NNE
25 30.8 31.9 14:41 29.9 07:34 34.2 0.0 0.03 3.3 22.0 01:02 N
26 34.9 40.5 17:13 29.2 03:01 30.1 0.0 0.00 2.4 12.0 10:07 SSE
27 48.9 64.4 17:14 35.1 00:43 16.1 0.0 0.56 5.4 42.0 23:06 SSE
28 36.2 42.5 00:00 27.5 23:57 28.8 0.0 0.13 5.6 21.0 08:20 N
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34.6 74.3 17 -1.2 3 850.4 0.1 2.30 4.4 42.0 27 WSW
Max >= 90.0 0
Max <= 32.0 9
Min <= 32.0 19
Min <= 0.0 1
Max Rain: 0.67 on day 24
Days of Rain: 9 (>= 0.01 in) 6 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration