10-day forecast for St. Clair, MO: 44° to 71°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
71°
Best day: Monday, November 2
70° · 1.81 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0167° / 58°0.03
Morning59°feels 60°
Afternoon66°feels 65°
Evening60°feels 60°
Overnight62°feels 62°
67 °
St. Clair, Sunday, 1 November
Light rain. High 67°, low 58°.
Pressure30.27 inHg
Wind9.8 mph SE
Humidity76%
Visibility6.2 mi
Dew point55°
Mon, 0271° / 56°0.01
Morning57°feels 56°
Afternoon69°feels 69°
Evening66°feels 66°
Overnight59°feels 58°
71 °
St. Clair, Monday, 2 November
Light rain. High 71°, low 56°.
Pressure30.03 inHg
Wind10.5 mph S
Humidity73%
Visibility6.2 mi
Dew point58°
Tue, 0370° / 64°1.81
Morning67°feels 68°
Afternoon70°feels 71°
Evening65°feels 66°
Overnight68°feels 68°
70 °
St. Clair, Tuesday, 3 November
Heavy rain. High 70°, low 64°.
Pressure29.83 inHg
Wind16.2 mph S
Humidity86%
Visibility2.3 mi
Dew point65°
Wed, 0462° / 52°0.03
Morning56°feels 56°
Afternoon59°feels 58°
Evening55°feels 53°
Overnight61°feels 62°
62 °
St. Clair, Wednesday, 4 November
Light rain. High 62°, low 52°.
Pressure29.77 inHg
Wind10.1 mph W
Humidity76%
Visibility—
Dew point51°
Thu, 0560° / 48°0
Morning52°feels 49°
Afternoon60°feels 59°
Evening58°feels 56°
Overnight55°feels 53°
60 °
St. Clair, Thursday, 5 November
Overcast. High 60°, low 48°.
Pressure29.85 inHg
Wind9.8 mph W
Humidity63%
Visibility—
Dew point46°
Fri, 0661° / 48°0
Morning55°feels 54°
Afternoon60°feels 58°
Evening53°feels 52°
Overnight49°feels 49°
61 °
St. Clair, Friday, 6 November
Overcast. High 61°, low 48°.
Pressure29.91 inHg
Wind8.8 mph N
Humidity52%
Visibility—
Dew point42°
Sat, 0759° / 44°0
Morning49°feels 48°
Afternoon58°feels 56°
Evening52°feels 51°
Overnight49°feels 48°
59 °
St. Clair, Saturday, 7 November
Overcast. High 59°, low 44°.
Pressure29.88 inHg
Wind3.6 mph N
Humidity54%
Visibility—
Dew point40°
Sun, 0860° / 46°0
Morning49°feels 47°
Afternoon58°feels 56°
Evening52°feels 50°
Overnight48°feels 44°
60 °
St. Clair, Sunday, 8 November
Overcast. High 60°, low 46°.
Pressure29.94 inHg
Wind11.5 mph N
Humidity48%
Visibility—
Dew point38°
Mon, 0959° / 44°0
Morning51°feels 47°
Afternoon56°feels 54°
Evening56°feels 55°
Overnight54°feels 52°
59 °
St. Clair, Monday, 9 November
Overcast. High 59°, low 44°.
Pressure30.03 inHg
Wind10.1 mph N
Humidity65%
Visibility—
Dew point43°
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.