Monthly Climatological Summary for Jun 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  74.6  85.5   15:47  65.1   07:17   0.0   9.6  1.69   2.1  17.0   05:45     W
02  71.8  80.7   15:55  61.0   23:58   0.3   7.1  0.00   3.5  16.0   15:20     E
03  69.2  81.7   15:25  53.1   05:51   2.8   7.0  0.00   1.7  11.0   11:07   SSE
04  72.9  84.2   14:26  57.2   05:36   1.6   9.6  0.00   4.0  20.0   13:51     S
05  77.3  85.4   15:09  68.2   05:42   0.0  12.3  0.04   4.6  20.0   14:56   SSW
06  78.9  86.6   14:02  71.6   06:01   0.0  13.9  0.00   3.8  16.0   07:33    SW
07  78.9  85.5   13:21  72.7   05:55   0.0  13.9  0.00   2.7  24.0   23:40     S
08  77.0  85.4   16:30  69.7   09:13   0.0  12.0  0.24   3.9  19.0   10:15   SSW
09  82.5  90.0   15:43  76.0   00:00   0.0  17.5  0.00   4.1  20.0   15:03    SW
----------------------------------------------------------------------------------
    75.9  90.0     9    53.1     3     4.8 102.9  1.97   3.4  24.0     7     SSW

Max >=  90.0  1
Max <=  32.0  0
Min <=  32.0  0
Min <=   0.0  0
Max Rain: 1.69 on day 1
Days of Rain: 3 (>= 0.01 in)  2 (>= 0.10 in)  1 (>= 1.00 in)
Heat Base: 65.0  Cool Base: 65.0  Method: Integration