10-day forecast for St. Clair, MO: 38° to 73°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Monday, November 9
70° · 0.65 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0462° / 52°0
Morning57°feels 56°
Afternoon59°feels 58°
Evening57°feels 55°
Overnight60°feels 60°
62 °
St. Clair, Wednesday, 4 November
Overcast. High 62°, low 52°.
Pressure29.83 inHg
Wind12.8 mph W
Humidity62%
Visibility6.2 mi
Dew point47°
Thu, 0564° / 47°0
Morning51°feels 49°
Afternoon64°feels 62°
Evening55°feels 53°
Overnight50°feels 49°
64 °
St. Clair, Thursday, 5 November
Clear. High 64°, low 47°.
Pressure29.88 inHg
Wind9.7 mph W
Humidity49%
Visibility6.2 mi
Dew point43°
Fri, 0656° / 47°0
Morning50°feels 47°
Afternoon56°feels 54°
Evening52°feels 50°
Overnight51°feels 49°
56 °
St. Clair, Friday, 6 November
Overcast. High 56°, low 47°.
Pressure30.09 inHg
Wind8.8 mph N
Humidity65%
Visibility6.2 mi
Dew point44°
Sat, 0755° / 40°0
Morning45°feels 45°
Afternoon52°feels 49°
Evening46°feels 44°
Overnight45°feels 43°
55 °
St. Clair, Saturday, 7 November
Partly cloudy. High 55°, low 40°.
Pressure30.21 inHg
Wind5.1 mph N
Humidity56%
Visibility—
Dew point36°
Sun, 0866° / 40°0
Morning47°feels 44°
Afternoon62°feels 61°
Evening54°feels 53°
Overnight49°feels 47°
66 °
St. Clair, Sunday, 8 November
Clear. High 66°, low 40°.
Pressure30.15 inHg
Wind6.5 mph W
Humidity52%
Visibility—
Dew point43°
Mon, 0973° / 46°0
Morning53°feels 51°
Afternoon68°feels 67°
Evening59°feels 56°
Overnight56°feels 53°
73 °
St. Clair, Monday, 9 November
Clear. High 73°, low 46°.
Pressure30.09 inHg
Wind9.2 mph SW
Humidity30%
Visibility—
Dew point35°
Tue, 1071° / 58°0
Morning62°feels 60°
Afternoon69°feels 67°
Evening61°feels 60°
Overnight58°feels 57°
71 °
St. Clair, Tuesday, 10 November
Overcast. High 71°, low 58°.
Pressure30.06 inHg
Wind8.9 mph SW
Humidity39%
Visibility—
Dew point43°
Wed, 1160° / 46°0.02
Morning55°feels 52°
Afternoon56°feels 54°
Evening51°feels 48°
Overnight48°feels 45°
60 °
St. Clair, Wednesday, 11 November
Light rain. High 60°, low 46°.
Pressure30.12 inHg
Wind6.4 mph NE
Humidity48%
Visibility—
Dew point37°
Thu, 1256° / 38°0
Morning43°feels 40°
Afternoon53°feels 50°
Evening44°feels 41°
Overnight40°feels 38°
56 °
St. Clair, Thursday, 12 November
Clear. High 56°, low 38°.
Pressure30.21 inHg
Wind7.8 mph N
Humidity32%
Visibility—
Dew point24°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in St. Clair, MO around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.