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Monthly Climatological Summary for Jun 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 75.1 89.8 15:08 58.6 05:53 0.0 10.1 0.00 0.6 8.0 08:30 E
02 75.3 84.4 16:25 68.7 03:01 0.0 10.3 0.00 1.9 17.0 08:30 ESE
03 82.8 93.9 15:46 70.4 04:54 0.0 17.8 0.00 3.5 14.0 11:49 S
04 85.3 94.6 16:47 75.4 05:58 0.0 20.3 0.00 3.4 18.0 13:48 WSW
05 79.1 86.9 16:44 72.0 06:02 0.0 14.1 0.00 2.0 19.0 06:34 SSE
06 82.5 92.9 15:15 72.1 05:54 0.0 17.5 0.00 3.6 17.0 16:01 SSW
07 83.4 92.8 16:09 72.6 05:32 0.0 18.4 0.00 4.7 17.0 15:58 SSW
08 83.7 92.9 14:52 74.5 05:00 0.0 18.7 0.00 5.0 21.0 12:06 SSW
09 81.8 92.0 16:41 71.4 06:14 0.0 16.8 0.00 2.2 11.0 01:08 S
10 80.3 92.2 15:52 65.3 22:30 0.0 15.3 0.21 4.2 36.0 21:54 SW
11 69.2 76.6 11:50 64.9 23:58 0.0 4.2 0.01 2.5 14.0 14:01 NNW
12 65.6 73.5 15:36 56.7 05:42 0.0 0.6 0.00 1.8 14.0 12:55 ENE
13 64.8 72.8 16:56 58.6 09:25 0.2 0.0 0.40 2.4 22.0 17:45 E
14 69.0 77.4 15:26 61.7 02:54 0.0 4.0 0.27 4.6 24.0 14:43 SE
15 74.1 82.6 14:07 66.3 06:44 0.0 9.1 0.28 5.0 30.0 03:42 W
16 74.6 85.3 12:30 62.8 04:59 0.0 9.6 0.00 3.1 18.0 13:59 SW
17 71.9 76.5 19:26 66.1 05:48 0.0 6.9 1.25 1.9 30.0 13:28 SSE
18 74.9 85.0 17:56 65.2 07:07 0.0 9.9 1.59 3.2 42.0 05:39 S
19 77.1 87.5 15:54 66.0 06:18 0.0 12.1 0.16 3.5 21.0 03:49 S
20 81.3 87.7 14:10 75.2 05:35 0.0 16.3 0.00 4.5 25.0 17:15 SSE
21 77.5 85.5 16:16 66.8 07:35 0.0 12.5 0.04 5.6 27.0 11:08 S
22 73.3 79.6 15:16 67.9 06:16 0.0 8.3 0.00 6.4 29.0 14:21 WSW
23 68.7 73.9 16:59 64.4 06:25 0.0 3.7 0.00 6.1 25.0 10:38 W
24 70.6 82.3 17:25 59.8 04:53 0.0 5.6 0.00 2.7 16.0 09:45 WNW
25 70.1 76.2 17:55 64.2 01:31 0.0 5.1 1.72 2.6 30.0 22:46 E
26 75.0 84.5 18:40 66.6 05:38 0.0 10.0 1.45 2.1 14.0 00:47 ESE
27 72.2 80.8 14:36 63.7 04:33 0.0 7.2 1.09 3.7 36.0 02:17 S
28 73.4 82.9 16:55 64.9 23:45 0.0 8.4 0.00 1.7 11.0 11:43 N
29 74.7 86.8 16:27 60.3 05:53 0.0 9.7 0.00 1.5 10.0 09:42 SSE
30 80.0 90.1 16:44 66.9 05:46 0.0 15.0 0.00 4.1 16.0 16:59 S
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75.6 94.6 4 56.7 12 0.2 317.5 8.47 3.3 42.0 18 SSW
Max >= 90.0 8
Max <= 32.0 0
Min <= 32.0 0
Min <= 0.0 0
Max Rain: 1.72 on day 25
Days of Rain: 12 (>= 0.01 in) 10 (>= 0.10 in) 5 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration