10-day forecast for Clayton, IL: 45° to 70°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Sunday, November 1
66° · 1.33 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0166° / 55°0
Morning59°feels 59°
Afternoon65°feels 64°
Evening62°feels 62°
Overnight59°feels 58°
66 °
Clayton, Sunday, 1 November
Overcast. High 66°, low 55°.
Pressure30.27 inHg
Wind11.5 mph SE
Humidity64%
Visibility6.2 mi
Dew point53°
Mon, 0265° / 57°0
Morning57°feels 57°
Afternoon65°feels 65°
Evening64°feels 64°
Overnight59°feels 58°
65 °
Clayton, Monday, 2 November
Light rain. High 65°, low 57°.
Pressure30.03 inHg
Wind13 mph SE
Humidity77%
Visibility6.2 mi
Dew point56°
Tue, 0370° / 64°0.68
Morning65°feels 66°
Afternoon69°feels 70°
Evening65°feels 65°
Overnight65°feels 66°
70 °
Clayton, Tuesday, 3 November
Rain. High 70°, low 64°.
Pressure29.85 inHg
Wind13.6 mph S
Humidity81%
Visibility6.2 mi
Dew point62°
Wed, 0466° / 63°1.33
Morning64°feels 64°
Afternoon65°feels 66°
Evening64°feels 64°
Overnight64°feels 64°
66 °
Clayton, Wednesday, 4 November
Rain. High 66°, low 63°.
Pressure29.74 inHg
Wind13.3 mph SE
Humidity93%
Visibility—
Dew point63°
Thu, 0563° / 51°0.35
Morning57°feels 56°
Afternoon57°feels 56°
Evening53°feels 51°
Overnight52°feels 51°
63 °
Clayton, Thursday, 5 November
Rain. High 63°, low 51°.
Pressure29.71 inHg
Wind9.6 mph N
Humidity85%
Visibility—
Dew point53°
Fri, 0661° / 47°0
Morning51°feels 49°
Afternoon59°feels 57°
Evening53°feels 51°
Overnight49°feels 47°
61 °
Clayton, Friday, 6 November
Clear. High 61°, low 47°.
Pressure30.03 inHg
Wind6.9 mph E
Humidity62%
Visibility—
Dew point45°
Sat, 0763° / 45°0
Morning50°feels 48°
Afternoon60°feels 58°
Evening54°feels 52°
Overnight50°feels 48°
63 °
Clayton, Saturday, 7 November
Partly cloudy. High 63°, low 45°.
Pressure30.09 inHg
Wind6.9 mph SE
Humidity54%
Visibility—
Dew point42°
Sun, 0855° / 49°0
Morning52°feels 50°
Afternoon55°feels 53°
Evening53°feels 51°
Overnight51°feels 49°
55 °
Clayton, Sunday, 8 November
Light rain. High 55°, low 49°.
Pressure30.12 inHg
Wind6.1 mph SE
Humidity67%
Visibility—
Dew point44°
Mon, 0963° / 46°0
Morning51°feels 48°
Afternoon60°feels 59°
Evening54°feels 53°
Overnight51°feels 50°
63 °
Clayton, Monday, 9 November
Clear. High 63°, low 46°.
Pressure30.15 inHg
Wind6.1 mph NW
Humidity56%
Visibility—
Dew point44°
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 Clayton, IL 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.