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Monthly Climatological Summary for Jul 2018
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 81.5 91.2 15:49 74.6 17:58 0.0 16.5 0.36 2.6 33.0 17:32 SSW
02 80.5 89.1 16:37 72.4 05:47 0.0 15.5 0.01 0.5 10.0 13:12 NE
03 83.2 93.6 14:40 73.6 06:01 0.0 18.2 0.00 0.4 24.0 18:27 SE
04 85.2 93.6 15:00 75.6 05:47 0.0 20.2 0.00 0.5 14.0 16:06 SSW
05 83.4 95.5 16:01 74.2 23:51 0.0 18.4 0.00 0.5 29.0 16:56 N
06 78.2 86.9 14:39 70.8 23:58 0.0 13.2 0.00 1.5 18.0 14:56 NE
07 72.2 81.2 15:43 60.8 05:50 0.4 7.7 0.00 0.4 14.0 12:10 E
08 75.1 87.1 16:45 59.6 06:01 0.8 11.0 0.00 0.1 11.0 13:18 ENE
09 83.0 93.9 16:23 71.6 05:55 0.0 18.0 0.00 0.1 11.0 17:14 SSE
10 85.7 97.0 16:05 73.9 06:14 0.0 20.7 0.00 0.0 8.0 08:04 NW
11 82.4 90.2 18:07 74.9 06:01 0.0 17.4 0.00 0.3 11.0 17:18 E
12 81.9 91.4 15:45 70.5 05:51 0.0 16.9 0.00 0.3 14.0 16:24 E
13 84.6 97.2 17:24 71.6 05:01 0.0 19.6 0.00 0.4 12.0 16:37 S
14 84.0 97.5 14:55 74.2 23:56 0.0 19.0 0.00 1.8 17.0 16:28 S
15 80.8 90.5 16:13 73.7 00:47 0.0 15.8 0.00 1.2 12.0 01:18 SSW
16 82.8 94.0 15:13 73.7 05:50 0.0 17.8 0.00 0.4 20.0 17:14 N
17 79.5 87.7 15:39 70.7 05:59 0.0 14.5 0.00 0.1 10.0 14:20 ENE
18 77.9 88.0 14:53 67.8 06:13 0.0 12.9 0.00 0.6 14.0 11:33 E
19 77.2 86.3 16:35 68.5 07:54 0.0 12.2 0.06 1.6 17.0 16:48 S
20 82.9 94.5 15:40 72.3 01:03 0.0 17.9 0.00 3.3 24.0 15:44 W
21 76.2 83.7 15:52 69.8 06:04 0.0 11.2 0.00 2.2 20.0 12:18 NW
22 73.2 80.3 15:47 66.7 06:18 0.0 8.2 0.00 2.0 16.0 18:06 NNW
23 75.9 85.7 17:10 65.6 06:07 0.0 10.9 0.00 0.8 14.0 14:35 N
24 78.4 88.9 15:53 66.9 06:15 0.0 13.4 0.00 0.6 14.0 11:32 NE
25 76.8 87.0 15:48 64.4 06:16 0.0 11.8 0.00 0.2 12.0 12:14 N
26 76.1 84.6 12:03 68.1 23:58 0.0 11.1 0.00 0.3 12.0 09:03 NNW
27 73.1 83.9 15:26 62.4 06:32 0.2 8.3 0.00 0.8 13.0 13:08 NW
28 71.0 78.6 11:58 61.2 06:16 0.5 6.5 0.00 0.0 7.0 11:58 SSE
29 67.3 70.0 09:39 65.5 23:53 0.0 2.3 0.21 1.5 13.0 11:51 E
30 69.0 77.0 17:37 65.0 06:04 0.0 4.0 0.00 1.3 10.0 16:51 N
31 69.0 76.5 12:46 63.8 23:50 0.1 4.1 0.29 1.2 12.0 16:39 N
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78.3 97.5 14 59.6 8 2.0 415.2 0.93 0.9 33.0 1 NW
Max >= 90.0 13
Max <= 32.0 0
Min <= 32.0 0
Min <= 0.0 0
Max Rain: 0.36 on day 1
Days of Rain: 5 (>= 0.01 in) 3 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration