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Report for 2021 09
 Monthly Climatological Summary for Sep 2021 Name: ofallonweather.com City: O'Fallon State: MO Elevation: 550 ft Lat: N 38° 50' 20" Lon: W 090° 43' 43" 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 ---------------------------------------------------------------------------------- 1 72.6 83.5 3:56p 64.8 11:57p 0.0 7.6 0.01 2.8 15.0 2:35p NE 2 69.5 81.9 3:16p 56.8 6:29a 1.7 6.2 0.00 2.1 16.0 4:19p SE 3 69.8 78.2 5:47p 60.1 6:00a 1.0 5.8 0.07 2.8 14.0 9:53a S 4 72.9 77.1 4:36p 69.3 11:24p 0.0 7.9 0.28 3.5 19.0 10:44a WSW 5 71.7 83.5 3:57p 61.1 6:34a 0.4 7.1 0.00 2.2 11.0 3:08p NNW 6 74.4 88.3 4:14p 61.1 6:02a 0.4 9.9 0.00 2.9 13.0 3:41p WSW 7 78.5 91.0 3:34p 66.6 4:34a 0.0 13.5 0.00 4.9 20.0 3:08p SW 8 71.9 82.9 3:09p 59.9 11:35p 0.7 7.6 0.00 3.9 17.0 12:57p NW 9 68.1 82.0 3:42p 55.8 6:18a 2.7 5.8 0.00 2.3 13.0 12:05p NW 10 71.4 86.1 3:24p 55.8 3:42a 2.7 9.1 0.00 3.7 17.0 3:41p S 11 78.3 90.0 3:08p 67.6 6:43a 0.0 13.3 0.00 5.4 19.0 8:56a SW 12 79.4 90.1 2:59p 71.5 7:20a 0.0 14.4 0.00 6.0 21.0 3:44p SW 13 77.8 90.3 3:02p 62.0 5:14a 0.2 12.9 0.00 4.5 22.0 4:19p SSW 14 77.8 92.1 3:17p 70.4 10:06p 0.0 12.8 0.00 4.9 21.0 9:41a WSW 15 71.7 83.6 4:28p 61.5 11:57p 0.2 6.9 0.00 2.3 13.0 11:05a NE 16 69.8 86.3 4:30p 55.2 5:42a 2.7 7.6 0.00 1.6 11.0 11:26a SE 17 74.7 90.1 2:21p 60.4 5:07a 1.1 10.9 0.00 1.3 10.0 2:44p ESE ---------------------------------------------------------------------------------- 73.5 92.1 14 55.2 16 13.8 159.3 0.36 3.4 22.0 13 SW Max >= 90.0: 6 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 0.28 on day 4 Days of Rain: 3 (>= 0.01 in) 1 (>= 0.10 in) 0 (>= 1.00 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration
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