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St Clair, MO

68°F
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St Clair

Missouri

68°
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St Clair, MO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

November

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
1
64°
61°
2
Overcast
69°
64°
3
A shower and thunderstorm
71°
53°
4
Mostly cloudy and cooler
61°
45°
5
Intervals of clouds and sun
65°
44°
6
Partial sunshine
57°
40°
7
Mainly cloudy
60°
44°
8
Breezy with clouds and sun
59°
42°
9
Partly sunny
57°
40°
10
Sunny to partly cloudy
62°
42°
11
Sunny spells
64°
45°
12
Sun through high clouds
63°
48°
13
Mostly cloudy
63°
47°
14
Morning rain, then a shower
61°
49°
15
Turning cloudy
57°
35°
16
Some sun
59°
42°
17
A sun-and-cloud mix
64°
45°
18
Partly sunny
64°
43°
19
A bit of afternoon rain
62°
42°
20
Morning rain, then t-storms
60°
35°
21
Partly sunny and cooler
47°
30°
22
Partly sunny
49°
30°
23
Mostly cloudy
46°
28°
24
Sunshine and a few clouds
47°
36°
25
Mostly cloudy
53°
32°
26
Cloudy
46°
32°
27
Rain becoming steadier
48°
37°
28
Rain tapering off
50°
39°
29
Cloudy and not as cool
57°
38°
30
Mainly cloudy, showers around
57°
38°
1
Cloudy
56°
30°
2
Mostly sunny and cooler
42°
27°
3
Times of sun and clouds
45°
31°
4
Decreasing clouds
53°
33°
5
Considerable cloudiness
52°
35°

Temperature Graph

°F
80° 68° 56° 44° 32° Nov
Today 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

November Weather in St. Clair

St. Clair's November 2026 forecast shows daily high temperatures ranging from 42° to 71°, with overnight lows between 27° and 64°. The average high for November is 57° with an average low of 39°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how November weather will actually feel in St. Clair. See also: December | January | February.

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January 2027

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World North America United States Missouri St Clair

Weather Near St Clair:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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