Monthly Climatological Summary for Aug 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  69.9  77.6   14:58  66.2   06:17   0.0   4.9  0.15   5.3  20.0   16:18   WNW
02  73.6  82.7   15:44  65.3   06:30   0.0   8.6  0.01   3.5  18.0   11:04     N
03  74.6  85.6   15:48  64.1   06:17   0.1   9.7  0.00   1.0  10.0   16:13     E
04  77.0  89.1   15:32  65.1   05:20   0.0  12.0  0.00   1.2  11.0   14:07   SSE
05  77.4  87.9   14:05  69.6   04:02   0.0  12.4  0.09   1.1  13.0   14:08     S
06  70.6  76.7   01:18  67.5   07:35   0.0   5.6  1.18   2.9  31.0   14:01   SSW
07  78.5  90.6   15:33  66.8   05:56   0.0  13.5  0.00   1.9  14.0   11:36   WSW
08  79.9  89.2   15:40  68.1   06:21   0.0  14.9  0.00   1.9  15.0   02:24     W
09  82.8  92.7   15:41  73.3   05:51   0.0  17.8  0.00   4.6  21.0   13:27   SSW
10  83.1  91.8   16:27  77.5   09:19   0.0  18.1  0.00   2.7  19.0   06:23   SSW
11  86.1  94.9   15:55  78.0   06:08   0.0  21.1  0.00   4.3  19.0   09:13    SW
12  80.8  90.7   15:01  71.6   17:55   0.0  15.8  0.37   3.0  43.0   17:00   WSW
----------------------------------------------------------------------------------
    77.8  94.9    11    64.1     3     0.1 154.3  1.80   2.8  43.0    12      SW

Max >=  90.0  5
Max <=  32.0  0
Min <=  32.0  0
Min <=   0.0  0
Max Rain: 1.18 on day 6
Days of Rain: 5 (>= 0.01 in)  3 (>= 0.10 in)  1 (>= 1.00 in)
Heat Base: 65.0  Cool Base: 65.0  Method: Integration