10-day forecast for Sidney, IL: 40° to 71°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
71°
Best day: Thursday, October 22
58°
Worst day: Saturday, October 17
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1758° / 40°0
Morning41°feels 38°
Afternoon58°feels 56°
Evening51°feels 49°
Overnight45°feels 39°
58 °
Sidney, Saturday, 17 October
Clear. High 58°, low 40°.
Pressure30.56 inHg
Wind2.6 mph NE
Humidity56%
Visibility6.2 mi
Dew point38°
Sun, 1863° / 40°0
Morning42°feels 38°
Afternoon62°feels 60°
Evening52°feels 49°
Overnight43°feels 40°
63 °
Sidney, Sunday, 18 October
Clear. High 63°, low 40°.
Pressure30.53 inHg
Wind8 mph S
Humidity37%
Visibility6.2 mi
Dew point32°
Mon, 1967° / 42°0
Morning44°feels 41°
Afternoon66°feels 64°
Evening55°feels 53°
Overnight46°feels 43°
67 °
Sidney, Monday, 19 October
Clear. High 67°, low 42°.
Pressure30.39 inHg
Wind2.5 mph SE
Humidity40%
Visibility6.2 mi
Dew point38°
Tue, 2069° / 43°0
Morning48°feels 47°
Afternoon66°feels 64°
Evening58°feels 56°
Overnight47°feels 46°
69 °
Sidney, Tuesday, 20 October
Clear. High 69°, low 43°.
Pressure30.36 inHg
Wind5.6 mph E
Humidity31%
Visibility—
Dew point33°
Wed, 2169° / 49°0
Morning53°feels 52°
Afternoon64°feels 62°
Evening59°feels 56°
Overnight54°feels 52°
69 °
Sidney, Wednesday, 21 October
Clear. High 69°, low 49°.
Pressure30.30 inHg
Wind6 mph E
Humidity44%
Visibility—
Dew point40°
Thu, 2271° / 50°0
Morning56°feels 54°
Afternoon70°feels 68°
Evening65°feels 63°
Overnight60°feels 58°
71 °
Sidney, Thursday, 22 October
Overcast. High 71°, low 50°.
Pressure30.15 inHg
Wind6.3 mph SW
Humidity29%
Visibility—
Dew point34°
Fri, 2368° / 52°0
Morning57°feels 55°
Afternoon66°feels 65°
Evening57°feels 55°
Overnight53°feels 51°
68 °
Sidney, Friday, 23 October
Clear. High 68°, low 52°.
Pressure30.21 inHg
Wind10.1 mph NE
Humidity55%
Visibility—
Dew point49°
Sat, 2464° / 45°0
Morning50°feels 46°
Afternoon61°feels 59°
Evening55°feels 53°
Overnight51°feels 49°
64 °
Sidney, Saturday, 24 October
Overcast. High 64°, low 45°.
Pressure30.27 inHg
Wind8.2 mph SE
Humidity41%
Visibility—
Dew point36°
Sun, 2567° / 48°0
Morning53°feels 51°
Afternoon64°feels 62°
Evening58°feels 55°
Overnight54°feels 51°
67 °
Sidney, Sunday, 25 October
Overcast. High 67°, low 48°.
Pressure30.21 inHg
Wind7.7 mph SE
Humidity30%
Visibility—
Dew point31°
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 Sidney, 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.