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Monthly Climatological Summary for Apr 2015
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 63.9 77.3 15:55 46.6 06:37 5.1 4.0 0.00 0.0 0.0 00:00 E
02 65.0 71.0 15:39 59.4 23:39 1.0 0.9 0.48 0.0 0.0 00:00 E
03 50.4 59.5 00:02 40.9 23:58 14.6 0.0 0.54 0.0 2.0 07:37 E
04 47.2 61.3 17:02 31.9 06:25 17.8 0.0 0.00 0.0 0.0 00:00 E
05 54.7 67.8 16:21 42.4 06:53 10.5 0.2 0.00 0.0 0.0 00:00 E
06 58.8 65.3 17:18 54.4 06:02 6.2 0.0 0.00 2.0 17.0 20:12 SSE
07 64.2 72.5 17:31 57.2 04:38 2.6 1.9 0.66 4.7 24.0 13:58 S
08 69.1 75.3 17:29 63.3 05:34 0.1 4.2 0.59 3.3 18.0 19:57 S
09 69.8 82.1 17:04 53.0 23:59 1.2 6.0 1.25 9.0 32.0 22:21 SW
10 55.7 67.6 16:26 43.0 06:43 9.7 0.4 0.00 7.2 29.0 00:29 WNW
11 55.3 67.5 17:38 41.3 05:24 9.9 0.3 0.00 2.5 16.0 14:40 SE
12 63.2 76.2 17:41 54.8 02:29 4.0 2.2 0.00 4.1 33.0 15:32 SSE
13 63.5 68.1 13:57 57.9 23:56 1.9 0.4 0.02 4.0 18.0 13:06 N
14 60.0 66.0 17:38 55.4 07:19 5.1 0.0 0.00 4.0 23.0 13:50 ENE
15 60.8 69.4 13:50 52.9 07:18 4.9 0.7 0.00 5.0 18.0 17:37 ESE
16 64.5 76.8 17:23 49.9 06:48 4.3 3.8 0.00 1.1 9.0 12:46 ESE
17 67.9 78.6 16:18 56.4 06:40 2.1 5.1 0.00 2.0 15.0 12:31 ESE
18 68.3 76.8 17:00 57.9 07:08 1.3 4.6 0.00 2.2 15.0 12:55 SE
19 62.1 67.0 12:35 55.6 23:59 3.1 0.2 0.66 2.4 24.0 21:41 WNW
20 52.1 55.6 00:00 47.6 23:16 12.9 0.0 0.00 8.3 30.0 15:16 WNW
21 55.7 66.8 17:10 45.2 05:58 9.4 0.1 0.00 5.9 27.0 12:55 W
22 48.8 56.6 17:08 41.0 06:55 16.2 0.0 0.00 4.5 22.0 13:51 NW
23 51.7 65.2 17:23 37.3 06:43 13.2 0.0 0.00 1.8 11.0 10:16 NNW
24 55.1 65.7 15:32 43.9 04:03 10.0 0.0 0.00 5.1 29.0 16:25 S
25 56.1 67.0 12:47 48.0 23:47 8.9 0.1 0.34 3.8 18.0 21:22 E
26 52.9 61.8 16:38 46.1 05:26 12.1 0.0 0.00 4.6 21.0 15:06 NE
27 53.3 65.9 16:45 40.8 03:50 11.7 0.0 0.00 2.5 17.0 14:30 NE
28 56.3 69.7 17:01 42.0 06:32 9.6 0.9 0.00 2.2 16.0 14:00 NE
29 59.9 73.3 15:32 44.1 06:17 7.3 2.1 0.00 1.5 14.0 13:01 N
30 59.8 69.4 16:18 48.7 06:38 6.0 0.8 0.00 4.0 26.0 14:41 N
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58.9 82.1 9 31.9 4 222.7 38.9 4.54 3.3 33.0 12 WSW
Max >= 90.0 0
Max <= 32.0 0
Min <= 32.0 1
Min <= 0.0 0
Max Rain: 1.25 on day 9
Days of Rain: 8 (>= 0.01 in) 7 (>= 0.10 in) 1 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration