10-Day Weather Forecast – O Fallon
Saturday, August 29
🌙 Night
01:00am–07:00am
19°
21°
66°
70°
partly cloudy
ESE 7 km/h
4 mph
🌅 Morning
07:00am–01:00pm
21°
30°
70°
86°
partly cloudy
SSE 8 km/h
5 mph
☀️ Afternoon
01:00pm–07:00pm
27°
30°
81°
86°
partly cloudy
S 12 km/h
7 mph
🌆 Evening
07:00pm–01:00am
23°
26°
73°
79°
mostly clear
SSE 12 km/h
7 mph
Sunday, August 30
🌙 Night
01:00am–07:00am
21°
22°
70°
72°
mostly clear
S 15 km/h
9 mph
🌅 Morning
07:00am–01:00pm
22°
32°
72°
90°
partly cloudy
S 14 km/h
9 mph
☀️ Afternoon
01:00pm–07:00pm
31°
34°
88°
93°
partly cloudy
S 12 km/h
8 mph
🌆 Evening
07:00pm–01:00am
25°
29°
77°
84°
partly cloudy
SSE 12 km/h
8 mph
Monday, August 31
🌙 Night
01:00am–07:00am
23°
25°
73°
77°
fair
S 15 km/h
10 mph
🌅 Morning
07:00am–01:00pm
25°
35°
77°
95°
mostly clear
SSW 14 km/h
9 mph
☀️ Afternoon
01:00pm–07:00pm
33°
36°
91°
97°
fair
SW 10 km/h
6 mph
🌆 Evening
07:00pm–01:00am
26°
31°
79°
88°
fair
WSW 8 km/h
5 mph
Tuesday, September 01
🌙 Night
01:00am–07:00am
26°
28°
79°
82°
fair
S 14 km/h
9 mph
🌅 Morning
07:00am–01:00pm
26°
37°
79°
99°
fair
SSW 14 km/h
9 mph
☀️ Afternoon
01:00pm–07:00pm
35°
38°
95°
100°
fair
WSW 7 km/h
4 mph
🌆 Evening
07:00pm–01:00am
29°
35°
84°
95°
fair
SSE 3 km/h
2 mph
Wednesday, September 02
🌙 Night
01:00am–07:00am
27°
29°
81°
84°
fair
S 13 km/h
8 mph
🌅 Morning
07:00am–01:00pm
27°
37°
81°
99°
fair
SSW 12 km/h
7 mph
☀️ Afternoon
01:00pm–07:00pm
35°
38°
95°
100°
fair
WSW 8 km/h
5 mph
🌆 Evening
07:00pm–01:00am
30°
35°
86°
95°
mostly clear
S 4 km/h
3 mph
Thursday, September 03
🌙 Night
01:00am–07:00am
28°
30°
82°
86°
fair
SSW 11 km/h
7 mph
🌅 Morning
07:00am–01:00pm
28°
38°
82°
100°
fair
SW 10 km/h
6 mph
☀️ Afternoon
01:00pm–07:00pm
35°
38°
95°
100°
mostly clear
💧 0.1mm
WNW 6 km/h
4 mph
🌆 Evening
07:00pm–01:00am
30°
35°
86°
95°
mostly clear
NNE 5 km/h
3 mph
Friday, September 04
🌙 Night
01:00am–07:00am
24°
30°
75°
86°
light rain showers
💧 0.7mm
SSE 6 km/h
4 mph
🌅 Morning
07:00am–01:00pm
25°
37°
77°
99°
fair
SSW 12 km/h
7 mph
☀️ Afternoon
01:00pm–07:00pm
33°
38°
91°
100°
mostly clear
NW 4 km/h
2 mph
🌆 Evening
07:00pm–01:00am
29°
33°
84°
91°
partly cloudy
SE 8 km/h
5 mph
Saturday, September 05
🌙 Night
01:00am–07:00am
26°
29°
79°
84°
partly cloudy
SSW 7 km/h
4 mph
🌅 Morning
07:00am–01:00pm
26°
38°
79°
100°
fair
SSE 2 km/h
1 mph
☀️ Afternoon
01:00pm–07:00pm
35°
38°
95°
100°
partly cloudy
NE 4 km/h
2 mph
🌆 Evening
07:00pm–01:00am
29°
35°
84°
95°
cloudy
E 6 km/h
4 mph
Sunday, September 06
🌙 Night
01:00am–07:00am
26°
29°
79°
84°
fair
SSW 7 km/h
4 mph
🌅 Morning
07:00am–01:00pm
26°
38°
79°
100°
fair
S 5 km/h
3 mph
☀️ Afternoon
01:00pm–07:00pm
36°
39°
97°
102°
mostly clear
SSW 3 km/h
2 mph
🌆 Evening
07:00pm–01:00am
31°
36°
88°
97°
partly cloudy
NE 3 km/h
2 mph
Monday, September 07
🌙 Night
01:00am–07:00am
29°
31°
84°
88°
mostly clear
S 12 km/h
7 mph
🌅 Morning
07:00am–01:00pm
29°
40°
84°
104°
partly cloudy
SSW 12 km/h
7 mph
☀️ Afternoon
01:00pm–07:00pm
37°
40°
99°
104°
partly cloudy
W 13 km/h
8 mph
🌆 Evening
Data source: MET Norway
This page shows the 10-day weather forecast with detailed period-by-period data for temperature, precipitation, and wind speed.
Weather Today – August 29
Weather Today: on Saturday morning partly cloudy, afternoon partly cloudy, evening mostly clear.
Temperature: from 19° to 30°C66° to 86°F. Wind from 7 to 12 km/h. from 4 to 7 mph.
Weather Tomorrow – August 30
Weather Tomorrow: on Sunday partly cloudy.
Temperature: from 21° to 34°C70° to 93°F. Wind from 12 to 15 km/h. from 8 to 9 mph.
Weather Day After Tomorrow – August 31
Weather on Monday morning mostly clear, during the day fair, evening fair.
Min. 23°C73°F Max. 36°C97°F. Wind from 8 to 15 km/h. from 5 to 10 mph.
📈 Temperature Trend – 10 Days
Data source: MET Norway