V/Λ SELECT: Month and Year
OR > Month
Monthly Climatological Summary for Apr 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
----------------------------------------------------------------------------------
01 31.4 39.8 00:00 26.8 18:28 33.6 0.0 0.00 4.3 17.0 03:23 N
02 30.9 39.0 23:54 23.9 04:32 34.1 0.0 0.38 4.6 15.0 08:20 ESE
03 46.2 70.6 13:29 36.9 23:56 19.0 0.3 0.02 7.4 36.0 22:26 W
04 33.4 41.3 18:36 27.3 09:30 31.6 0.0 0.00 5.8 27.0 00:03 WNW
05 46.5 63.5 16:49 27.2 06:43 18.5 0.0 0.00 3.7 21.0 14:14 SSW
06 42.2 52.8 00:39 27.6 22:53 22.8 0.0 0.00 6.1 22.0 11:47 N
07 31.9 41.5 17:09 23.0 07:03 33.1 0.0 0.00 4.1 17.0 16:03 N
08 34.6 41.8 15:59 27.3 06:48 30.2 0.0 0.00 2.2 13.0 16:31 SE
09 38.6 46.5 16:06 33.2 00:00 26.4 0.0 0.00 3.2 14.0 16:30 ENE
10 41.9 52.6 18:17 35.4 06:20 23.1 0.0 0.00 1.2 12.0 13:24 NW
11 61.3 75.7 17:02 44.9 02:38 6.7 3.0 0.00 6.7 25.0 15:56 SW
12 72.5 87.2 17:05 60.5 06:41 1.0 8.5 0.00 8.0 28.0 17:49 SSW
13 69.7 79.6 14:47 60.3 23:20 0.3 5.0 1.57 6.5 28.0 16:20 S
14 54.6 62.8 09:20 41.2 23:59 10.4 0.0 0.50 5.9 27.0 05:49 SW
15 36.9 41.3 00:00 31.5 23:46 28.1 0.0 0.04 7.1 29.0 18:19 W
16 36.7 47.4 17:45 30.1 02:31 28.3 0.0 0.00 7.0 29.0 07:09 WNW
17 44.2 58.7 18:09 30.8 05:56 20.7 0.0 0.00 1.9 15.0 20:50 E
18 49.1 64.9 11:35 39.0 23:48 15.9 0.0 0.00 9.6 35.0 15:52 NW
19 44.2 56.3 18:05 34.9 05:36 20.8 0.0 0.00 4.0 19.0 00:30 NNW
20 50.3 61.2 15:38 36.5 06:33 14.7 0.0 0.00 3.0 18.0 15:21 ESE
21 55.6 65.9 16:19 44.5 06:37 9.4 0.0 0.00 4.3 22.0 14:44 ESE
22 56.7 61.3 10:47 51.7 06:26 8.3 0.0 0.00 4.4 18.0 10:53 E
23 56.4 61.2 16:17 51.2 10:40 8.6 0.0 0.08 3.9 19.0 10:03 NE
24 61.4 72.2 17:48 55.0 05:17 5.0 1.3 0.00 3.0 15.0 10:14 N
25 58.3 63.4 13:35 51.5 04:32 6.7 0.0 0.00 2.7 14.0 09:30 NNW
26 59.7 70.2 17:32 48.4 06:25 6.3 1.0 0.00 1.8 13.0 15:31 NW
27 61.0 71.5 18:05 49.4 06:45 5.3 1.3 0.00 4.9 20.0 11:51 WNW
28 55.0 62.6 00:01 44.7 06:45 10.0 0.0 0.00 2.8 15.0 17:31 N
29 54.2 65.0 16:48 41.4 06:32 10.8 0.0 0.00 4.2 18.0 14:18 SE
30 65.3 82.8 16:52 44.6 06:22 5.7 6.0 0.00 4.5 21.0 15:08 SSE
----------------------------------------------------------------------------------
49.4 87.2 12 23.0 7 495.4 26.4 2.59 4.6 36.0 3 WNW
Max >= 90.0 0
Max <= 32.0 0
Min <= 32.0 10
Min <= 0.0 0
Max Rain: 1.57 on day 13
Days of Rain: 6 (>= 0.01 in) 3 (>= 0.10 in) 1 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration