10-day forecast for Delavan, IL: 41° to 91°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Monday, October 12
69° · 1.25 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1386° / 66°0
Morning69°feels 69°
Afternoon84°feels 86°
Evening70°feels 71°
Overnight73°feels 72°
86 °
Delavan, Tuesday, 13 October
Clear. High 86°, low 66°.
Pressure29.88 inHg
Wind8.1 mph W
Humidity54%
Visibility6.2 mi
Dew point63°
Wed, 1475° / 64°0.21
Morning67°feels 67°
Afternoon74°feels 74°
Evening69°feels 70°
Overnight69°feels 69°
75 °
Delavan, Wednesday, 14 October
Rain. High 75°, low 64°.
Pressure30.06 inHg
Wind4.8 mph NE
Humidity65%
Visibility6.2 mi
Dew point63°
Thu, 1569° / 62°1.25
Morning62°feels 63°
Afternoon68°feels 69°
Evening64°feels 65°
Overnight63°feels 63°
69 °
Delavan, Thursday, 15 October
Heavy rain. High 69°, low 62°.
Pressure30.03 inHg
Wind3.5 mph E
Humidity94%
Visibility1.6 mi
Dew point66°
Fri, 1660° / 48°0.01
Morning52°feels 49°
Afternoon58°feels 55°
Evening52°feels 49°
Overnight60°feels 59°
60 °
Delavan, Friday, 16 October
Light rain. High 60°, low 48°.
Pressure30.39 inHg
Wind19.3 mph N
Humidity47%
Visibility6.2 mi
Dew point37°
Sat, 1761° / 41°0
Morning46°feels 45°
Afternoon58°feels 55°
Evening51°feels 49°
Overnight46°feels 44°
61 °
Delavan, Saturday, 17 October
Clear. High 61°, low 41°.
Pressure30.50 inHg
Wind5.6 mph S
Humidity37%
Visibility—
Dew point31°
Sun, 1865° / 41°0
Morning47°feels 43°
Afternoon61°feels 58°
Evening54°feels 51°
Overnight51°feels 47°
65 °
Delavan, Sunday, 18 October
Clear. High 65°, low 41°.
Pressure30.30 inHg
Wind14 mph S
Humidity27%
Visibility—
Dew point25°
Mon, 1965° / 50°0.04
Morning55°feels 53°
Afternoon63°feels 62°
Evening56°feels 55°
Overnight55°feels 53°
65 °
Delavan, Monday, 19 October
Light rain. High 65°, low 50°.
Pressure30.18 inHg
Wind12 mph S
Humidity47%
Visibility—
Dew point42°
Tue, 2074° / 54°0.02
Morning60°feels 59°
Afternoon71°feels 70°
Evening66°feels 65°
Overnight61°feels 60°
74 °
Delavan, Tuesday, 20 October
Light rain. High 74°, low 54°.
Pressure30.18 inHg
Wind7.8 mph E
Humidity47%
Visibility—
Dew point48°
Wed, 2179° / 59°0
Morning64°feels 64°
Afternoon76°feels 76°
Evening70°feels 69°
Overnight65°feels 65°
79 °
Delavan, Wednesday, 21 October
Clear. High 79°, low 59°.
Pressure30.24 inHg
Wind10.2 mph SE
Humidity53%
Visibility—
Dew point56°
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.