10-day forecast for Delavan, IL: 40° to 87°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Tuesday, October 13
69° · 1.28 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1477° / 62°0
Morning63°feels 63°
Afternoon76°feels 76°
Evening71°feels 71°
Overnight66°feels 67°
77 °
Delavan, Wednesday, 14 October
Partly cloudy. High 77°, low 62°.
Pressure30.03 inHg
Wind7.5 mph NE
Humidity65%
Visibility6.2 mi
Dew point62°
Thu, 1569° / 60°1.28
Morning62°feels 62°
Afternoon68°feels 69°
Evening65°feels 66°
Overnight62°feels 61°
69 °
Delavan, Thursday, 15 October
Heavy rain. High 69°, low 60°.
Pressure29.97 inHg
Wind1.6 mph NE
Humidity96%
Visibility1.3 mi
Dew point66°
Fri, 1659° / 48°0
Morning50°feels 44°
Afternoon56°feels 53°
Evening51°feels 48°
Overnight59°feels 58°
59 °
Delavan, Friday, 16 October
Overcast. High 59°, low 48°.
Pressure30.30 inHg
Wind21.6 mph NW
Humidity50%
Visibility6.2 mi
Dew point36°
Sat, 1759° / 40°0
Morning45°feels 44°
Afternoon56°feels 53°
Evening50°feels 47°
Overnight44°feels 41°
59 °
Delavan, Saturday, 17 October
Clear. High 59°, low 40°.
Pressure30.50 inHg
Wind7 mph S
Humidity37%
Visibility—
Dew point29°
Sun, 1865° / 45°0
Morning50°feels 46°
Afternoon61°feels 59°
Evening55°feels 52°
Overnight50°feels 47°
65 °
Delavan, Sunday, 18 October
Overcast. High 65°, low 45°.
Pressure30.27 inHg
Wind11.8 mph S
Humidity38%
Visibility—
Dew point34°
Mon, 1964° / 49°0.07
Morning54°feels 51°
Afternoon63°feels 61°
Evening58°feels 57°
Overnight55°feels 54°
64 °
Delavan, Monday, 19 October
Light rain. High 64°, low 49°.
Pressure30.21 inHg
Wind8.1 mph S
Humidity44%
Visibility—
Dew point40°
Tue, 2070° / 55°0.1
Morning60°feels 60°
Afternoon67°feels 67°
Evening63°feels 63°
Overnight61°feels 61°
70 °
Delavan, Tuesday, 20 October
Light rain. High 70°, low 55°.
Pressure30.15 inHg
Wind10.5 mph SE
Humidity73%
Visibility—
Dew point57°
Wed, 2172° / 58°0
Morning62°feels 62°
Afternoon71°feels 71°
Evening66°feels 66°
Overnight64°feels 64°
72 °
Delavan, Wednesday, 21 October
Partly cloudy. High 72°, low 58°.
Pressure30.15 inHg
Wind14.1 mph S
Humidity62%
Visibility—
Dew point56°
Thu, 2280° / 62°0
Morning67°feels 66°
Afternoon77°feels 77°
Evening75°feels 74°
Overnight70°feels 70°
80 °
Delavan, Thursday, 22 October
Light rain. High 80°, low 62°.
Pressure30.00 inHg
Wind22.6 mph S
Humidity53%
Visibility—
Dew point57°
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.