10-day forecast for Chester, IL: 49° to 72°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Saturday, October 31
67° · 1.15 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0170° / 58°0.15
Morning60°feels 60°
Afternoon67°feels 67°
Evening59°feels 59°
Overnight60°feels 59°
70 °
Chester, Sunday, 1 November
Light rain. High 70°, low 58°.
Pressure30.24 inHg
Wind12.5 mph SE
Humidity71%
Visibility6.2 mi
Dew point55°
Mon, 0269° / 58°0.01
Morning60°feels 60°
Afternoon67°feels 67°
Evening65°feels 65°
Overnight59°feels 58°
69 °
Chester, Monday, 2 November
Light rain. High 69°, low 58°.
Pressure30.09 inHg
Wind14.8 mph S
Humidity82%
Visibility6.2 mi
Dew point60°
Tue, 0370° / 64°0.02
Morning64°feels 65°
Afternoon70°feels 70°
Evening68°feels 69°
Overnight64°feels 64°
70 °
Chester, Tuesday, 3 November
Light rain. High 70°, low 64°.
Pressure29.94 inHg
Wind18.3 mph S
Humidity76%
Visibility6.2 mi
Dew point61°
Wed, 0467° / 62°1.15
Morning65°feels 65°
Afternoon66°feels 67°
Evening63°feels 64°
Overnight65°feels 66°
67 °
Chester, Wednesday, 4 November
Heavy rain. High 67°, low 62°.
Pressure29.74 inHg
Wind13 mph SE
Humidity96%
Visibility—
Dew point65°
Thu, 0569° / 56°0.06
Morning64°feels 65°
Afternoon68°feels 68°
Evening60°feels 60°
Overnight57°feels 57°
69 °
Chester, Thursday, 5 November
Light rain. High 69°, low 56°.
Pressure29.59 inHg
Wind10.4 mph NW
Humidity68%
Visibility—
Dew point57°
Fri, 0666° / 49°0
Morning54°feels 51°
Afternoon65°feels 64°
Evening61°feels 61°
Overnight58°feels 58°
66 °
Chester, Friday, 6 November
Mostly clear. High 66°, low 49°.
Pressure29.94 inHg
Wind7 mph N
Humidity63%
Visibility—
Dew point51°
Sat, 0769° / 60°0.08
Morning63°feels 63°
Afternoon68°feels 69°
Evening63°feels 64°
Overnight61°feels 61°
69 °
Chester, Saturday, 7 November
Light rain. High 69°, low 60°.
Pressure29.91 inHg
Wind7.7 mph S
Humidity74%
Visibility—
Dew point60°
Sun, 0864° / 60°1.03
Morning61°feels 61°
Afternoon62°feels 63°
Evening62°feels 62°
Overnight61°feels 62°
64 °
Chester, Sunday, 8 November
Heavy rain. High 64°, low 60°.
Pressure29.91 inHg
Wind7.1 mph NE
Humidity93%
Visibility—
Dew point60°
Mon, 0967° / 54°0.28
Morning62°feels 62°
Afternoon66°feels 65°
Evening58°feels 56°
Overnight55°feels 54°
67 °
Chester, Monday, 9 November
Rain. High 67°, low 54°.
Pressure29.85 inHg
Wind9.3 mph S
Humidity53%
Visibility—
Dew point48°
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 Chester, 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.