10-Day Weather Forecast – O Fallon
Sunday, May 10
🌙 Night
01:00am–07:00am
13°
17°
55°
63°
partly cloudy
NNW 15 km/h
9 mph
🌅 Morning
07:00am–01:00pm
13°
19°
55°
66°
mostly clear
N 14 km/h
9 mph
☀️ Afternoon
01:00pm–07:00pm
17°
19°
63°
66°
cloudy
N 13 km/h
8 mph
🌆 Evening
07:00pm–01:00am
11°
15°
52°
59°
mostly clear
NNW 5 km/h
3 mph
Monday, May 11
🌙 Night
01:00am–07:00am
9°
11°
48°
52°
fair
SSW 4 km/h
2 mph
🌅 Morning
07:00am–01:00pm
13°
22°
55°
72°
fair
W 9 km/h
6 mph
☀️ Afternoon
01:00pm–07:00pm
21°
24°
70°
75°
mostly clear
W 12 km/h
7 mph
🌆 Evening
07:00pm–01:00am
13°
18°
55°
64°
fair
WSW 9 km/h
6 mph
Tuesday, May 12
🌙 Night
01:00am–07:00am
12°
14°
54°
57°
fair
S 7 km/h
4 mph
🌅 Morning
07:00am–01:00pm
16°
26°
61°
79°
fair
SW 14 km/h
9 mph
☀️ Afternoon
01:00pm–07:00pm
24°
27°
75°
81°
partly cloudy
WSW 24 km/h
15 mph
🌆 Evening
07:00pm–01:00am
17°
24°
63°
75°
heavy rain showers
💧 5mm
WNW 12 km/h
7 mph
Wednesday, May 13
🌙 Night
01:00am–07:00am
14°
17°
57°
63°
fair
W 15 km/h
10 mph
🌅 Morning
07:00am–01:00pm
14°
21°
57°
70°
fair
NW 14 km/h
9 mph
☀️ Afternoon
01:00pm–07:00pm
19°
22°
66°
72°
fair
NW 20 km/h
12 mph
🌆 Evening
07:00pm–01:00am
11°
19°
52°
66°
fair
NNW 13 km/h
8 mph
Thursday, May 14
🌙 Night
01:00am–07:00am
8°
11°
46°
52°
fair
ENE 8 km/h
5 mph
🌅 Morning
07:00am–01:00pm
10°
18°
50°
64°
fair
E 5 km/h
3 mph
☀️ Afternoon
01:00pm–07:00pm
18°
20°
64°
68°
fair
ESE 9 km/h
5 mph
🌆 Evening
07:00pm–01:00am
14°
18°
57°
64°
fair
SE 12 km/h
7 mph
Friday, May 15
🌙 Night
01:00am–07:00am
13°
14°
55°
57°
cloudy
SE 14 km/h
9 mph
🌅 Morning
07:00am–01:00pm
14°
26°
57°
79°
cloudy
SSE 18 km/h
11 mph
☀️ Afternoon
01:00pm–07:00pm
26°
29°
79°
84°
mostly clear
SSE 18 km/h
11 mph
🌆 Evening
07:00pm–01:00am
22°
27°
72°
81°
cloudy
💧 0.2mm
SSW 12 km/h
7 mph
Saturday, May 16
🌙 Night
01:00am–07:00am
18°
22°
64°
72°
rain
💧 2.6mm
SSW 17 km/h
10 mph
🌅 Morning
07:00am–01:00pm
19°
28°
66°
82°
cloudy
WSW 13 km/h
8 mph
☀️ Afternoon
01:00pm–07:00pm
24°
28°
75°
82°
fair
NW 15 km/h
10 mph
🌆 Evening
07:00pm–01:00am
16°
24°
61°
75°
fair
NW 14 km/h
9 mph
Sunday, May 17
🌙 Night
01:00am–07:00am
13°
16°
55°
61°
fair
W 8 km/h
5 mph
🌅 Morning
07:00am–01:00pm
15°
28°
59°
82°
fair
SSW 5 km/h
3 mph
☀️ Afternoon
01:00pm–07:00pm
27°
30°
81°
86°
fair
SSE 15 km/h
9 mph
🌆 Evening
07:00pm–01:00am
23°
27°
73°
81°
fair
SSE 17 km/h
11 mph
Monday, May 18
🌙 Night
01:00am–07:00am
22°
23°
72°
73°
cloudy
S 17 km/h
11 mph
🌅 Morning
07:00am–01:00pm
22°
27°
72°
81°
cloudy
SW 12 km/h
7 mph
☀️ Afternoon
01:00pm–07:00pm
27°
29°
81°
84°
cloudy
💧 0.2mm
SSW 21 km/h
13 mph
🌆 Evening
07:00pm–01:00am
20°
27°
68°
81°
partly cloudy
💧 0.1mm
NNW 8 km/h
5 mph
Tuesday, May 19
🌙 Night
01:00am–07:00am
19°
20°
66°
68°
cloudy
NE 8 km/h
5 mph
🌅 Morning
☀️ Afternoon
🌆 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 – May 10
Weather Today: on Sunday morning mostly clear, afternoon cloudy, evening mostly clear.
Temperature: from 11° to 19°C52° to 66°F. Wind from 5 to 15 km/h. from 3 to 9 mph.
Weather Tomorrow – May 11
Weather Tomorrow: on Monday morning fair, during the day mostly clear, evening fair.
Temperature: from 9° to 24°C48° to 75°F. Wind from 4 to 12 km/h. from 2 to 7 mph.
Weather Day After Tomorrow – May 12
Weather on Tuesday morning fair, during the day partly cloudy, evening heavy rain showers. Windy.
Min. 12°C54°F Max. 27°C81°F. Wind from 7 to 24 km/h. from 4 to 15 mph.
📈 Temperature Trend – 10 Days
Data source: MET Norway