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in O Fallon mainly cloudy, no precipitation, +23 °C

O Fallon 10-Day Weather Forecast

Air temperature, °C

+23
+16
+27
+13
+27
+17
+26
+20
+24
+16
+25
+15
+22
+15
+20
+14
+29
+18
+27
+15

Real feel, °C

+23
+16
+27
+13
+27
+17
+26
+20
+24
+16
+25
+15
+22
+15
+20
+14
+29
+18
+27
+15

Average daily temperature, °C

+19
+20
+22
+22
+20
+20
+19
+18
+23
+21

Average wind speed, m/s

7
4
3
6
5
4
4
5
6
6

Wind gusts, m/s

9
8
7
15
10
7
7
10
13
14

Wind direction

NW
W
NW
W
N
W
NW
E
W
W

Precipitation in liquid equivalent, mm

19.3
0
3.8
6.1
0
0.1
0
0
6.5
0.9
0
0
0
0
0
0
0
0

Pressure, mmHg

745
743
747
744
747
744
744
743
749
745
748
746
750
747
747
741
741
735
741
736

Relative humidity, %

90
86
84
87
86
78
90
85
85
85
12
7
4
8
10
3
10
9
7
7
3
2
4
4
3
3
3
3
3
2