Monthly Climatological Summary for Sep 2026

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  86.6 100.3   14:33  71.0   06:42   0.0  21.2  0.00   2.5  16.0   16:22    SW
02  88.9 100.8   14:43  77.4   07:12   0.0  23.9  0.00   3.6  17.0   11:34    SW
03  88.8  99.6   15:51  76.2   07:09   0.0  23.8  0.00   3.2  16.0   10:33    SW
04  88.5 100.3   13:21  75.7   07:01   0.0  23.5  0.00   2.6  15.0   11:35    SW
05  87.9 102.9   14:21  75.7   07:00   0.0  22.9  0.00   1.9  19.0   14:22    NW
06  80.7  90.4   16:03  72.2   06:53   0.0  15.7  0.00   3.3  16.0   14:31   ENE
07  76.3  88.6   15:24  65.5   06:14   0.0  11.3  0.00   2.6  13.0   11:36   ESE
----------------------------------------------------------------------------------
    85.4 102.9     5    65.5     7     0.0 142.3  0.00   2.8  19.0     5     SSW

Max >=  90.0  6
Max <=  32.0  0
Min <=  32.0  0
Min <=   0.0  0
Max Rain: 0.00 on day 0
Days of Rain: 0 (>= 0.01 in)  0 (>= 0.10 in)  0 (>= 1.00 in)
Heat Base: 65.0  Cool Base: 65.0  Method: Integration