10-day forecast for Delavan, IL: 40° to 72°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Saturday, October 24
56° · 0.25 in
Worst day: Wednesday, October 28
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2069° / 42°0
Morning47°feels 46°
Afternoon68°feels 66°
Evening55°feels 53°
Overnight46°feels 45°
69 °
Delavan, Tuesday, 20 October
Clear. High 69°, low 42°.
Pressure30.36 inHg
Wind3.5 mph SE
Humidity44%
Visibility6.2 mi
Dew point44°
Wed, 2169° / 44°0
Morning45°feels 44°
Afternoon68°feels 67°
Evening58°feels 57°
Overnight47°feels 47°
69 °
Delavan, Wednesday, 21 October
Clear. High 69°, low 44°.
Pressure30.30 inHg
Wind2 mph W
Humidity49%
Visibility6.2 mi
Dew point47°
Thu, 2270° / 46°0
Morning51°feels 50°
Afternoon70°feels 69°
Evening57°feels 56°
Overnight49°feels 49°
70 °
Delavan, Thursday, 22 October
Partly cloudy. High 70°, low 46°.
Pressure30.33 inHg
Wind3.4 mph NE
Humidity54%
Visibility6.2 mi
Dew point50°
Fri, 2368° / 47°0
Morning53°feels 52°
Afternoon66°feels 64°
Evening58°feels 56°
Overnight53°feels 52°
68 °
Delavan, Friday, 23 October
Clear. High 68°, low 47°.
Pressure30.33 inHg
Wind6.8 mph SE
Humidity48%
Visibility—
Dew point44°
Sat, 2472° / 49°0
Morning55°feels 52°
Afternoon68°feels 66°
Evening65°feels 63°
Overnight63°feels 61°
72 °
Delavan, Saturday, 24 October
Overcast. High 72°, low 49°.
Pressure30.36 inHg
Wind12.1 mph S
Humidity42%
Visibility—
Dew point42°
Sun, 2566° / 53°0
Morning59°feels 57°
Afternoon65°feels 62°
Evening56°feels 53°
Overnight54°feels 51°
66 °
Delavan, Sunday, 25 October
Partly cloudy. High 66°, low 53°.
Pressure30.33 inHg
Wind12.9 mph SW
Humidity22%
Visibility—
Dew point25°
Mon, 2667° / 50°0
Morning54°feels 51°
Afternoon62°feels 60°
Evening63°feels 61°
Overnight60°feels 58°
67 °
Delavan, Monday, 26 October
Light rain. High 67°, low 50°.
Pressure30.21 inHg
Wind14.1 mph S
Humidity38%
Visibility—
Dew point35°
Tue, 2764° / 55°0.02
Morning59°feels 57°
Afternoon62°feels 60°
Evening58°feels 57°
Overnight56°feels 54°
64 °
Delavan, Tuesday, 27 October
Light rain. High 64°, low 55°.
Pressure30.09 inHg
Wind12.6 mph S
Humidity46%
Visibility—
Dew point41°
Wed, 2856° / 54°0.25
Morning55°feels 55°
Afternoon55°feels 55°
Evening55°feels 55°
Overnight55°feels 55°
56 °
Delavan, Wednesday, 28 October
Light rain. High 56°, low 54°.
Pressure30.15 inHg
Wind6.8 mph SE
Humidity91%
Visibility—
Dew point53°
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 Delavan, 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.