10-day forecast for Sidell, IL: 40° to 77°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Saturday, October 24
71° · 0.26 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1669° / 50°0.05
Morning53°feels 51°
Afternoon57°feels 55°
Evening52°feels 51°
Overnight64°feels 64°
69 °
Sidell, Friday, 16 October
Light rain. High 69°, low 50°.
Pressure30.12 inHg
Wind17.4 mph NW
Humidity48%
Visibility6.2 mi
Dew point36°
Sat, 1757° / 43°0
Morning43°feels 38°
Afternoon56°feels 54°
Evening51°feels 48°
Overnight46°feels 40°
57 °
Sidell, Saturday, 17 October
Partly cloudy. High 57°, low 43°.
Pressure30.56 inHg
Wind4.5 mph N
Humidity52%
Visibility6.2 mi
Dew point36°
Sun, 1864° / 40°0
Morning43°feels 38°
Afternoon63°feels 60°
Evening51°feels 49°
Overnight43°feels 40°
64 °
Sidell, Sunday, 18 October
Clear. High 64°, low 40°.
Pressure30.53 inHg
Wind9.3 mph S
Humidity35%
Visibility6.2 mi
Dew point30°
Mon, 1967° / 42°0
Morning47°feels 44°
Afternoon67°feels 64°
Evening57°feels 55°
Overnight47°feels 43°
67 °
Sidell, Monday, 19 October
Clear. High 67°, low 42°.
Pressure30.39 inHg
Wind4.9 mph S
Humidity40%
Visibility6.2 mi
Dew point38°
Tue, 2070° / 44°0
Morning51°feels 51°
Afternoon68°feels 66°
Evening59°feels 57°
Overnight52°feels 51°
70 °
Sidell, Tuesday, 20 October
Clear. High 70°, low 44°.
Pressure30.33 inHg
Wind4.4 mph E
Humidity36%
Visibility—
Dew point38°
Wed, 2170° / 47°0
Morning53°feels 51°
Afternoon67°feels 65°
Evening61°feels 59°
Overnight55°feels 53°
70 °
Sidell, Wednesday, 21 October
Clear. High 70°, low 47°.
Pressure30.33 inHg
Wind7.1 mph E
Humidity40%
Visibility—
Dew point40°
Thu, 2273° / 51°0
Morning57°feels 55°
Afternoon70°feels 68°
Evening63°feels 61°
Overnight58°feels 56°
73 °
Sidell, Thursday, 22 October
Clear. High 73°, low 51°.
Pressure30.27 inHg
Wind6.8 mph SE
Humidity31%
Visibility—
Dew point37°
Fri, 2375° / 53°0
Morning59°feels 57°
Afternoon72°feels 70°
Evening64°feels 62°
Overnight59°feels 57°
75 °
Sidell, Friday, 23 October
Mostly clear. High 75°, low 53°.
Pressure30.21 inHg
Wind10.3 mph SE
Humidity29%
Visibility—
Dew point37°
Sat, 2477° / 56°0
Morning61°feels 59°
Afternoon73°feels 72°
Evening68°feels 66°
Overnight63°feels 61°
77 °
Sidell, Saturday, 24 October
Overcast. High 77°, low 56°.
Pressure30.21 inHg
Wind11.6 mph S
Humidity37%
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 Sidell, 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.