National Weather Service forecast
Delavan, Illinois Weather
Delavan 7-Day Forecast
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Overnight56°FChance Light Rain37% chance of precipitation
A chance of rain before 5am. Mostly cloudy, with a low around 56. South southwest wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
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Wednesday60°FPatchy Drizzle10% chance of precipitation
Patchy drizzle. Cloudy, with a high near 60. Southwest wind around 15 mph, with gusts as high as 23 mph.
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Wednesday Night47°FPatchy Drizzle then Mostly Cloudy10% chance of precipitation
Patchy drizzle before 10pm. Mostly cloudy, with a low around 47. Southwest wind around 12 mph, with gusts as high as 22 mph.
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Thursday59°FMostly Cloudy then Slight Chance Light Rain17% chance of precipitation
A slight chance of rain after 3pm. Mostly cloudy, with a high near 59. West southwest wind 10 to 14 mph, with gusts as high as 23 mph.
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Thursday Night43°FSlight Chance Light Rain then Mostly Cloudy24% chance of precipitation
A slight chance of rain before midnight. Mostly cloudy, with a low around 43. Northwest wind 6 to 9 mph, with gusts as high as 16 mph.
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Friday53°FPartly Sunny6% chance of precipitation
Partly sunny, with a high near 53. North wind around 12 mph, with gusts as high as 17 mph.
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Friday Night33°FPartly Cloudy
Partly cloudy, with a low around 33. North northwest wind 1 to 8 mph.
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Saturday53°FSunny
Sunny, with a high near 53.
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Saturday Night33°FMostly Clear1% chance of precipitation
Mostly clear, with a low around 33.
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Sunday59°FSunny1% chance of precipitation
Sunny, with a high near 59.
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Sunday Night34°FClear1% chance of precipitation
Clear, with a low around 34.
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Monday64°FSunny
Sunny, with a high near 64.
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Monday Night40°FMostly Clear
Mostly clear, with a low around 40.
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Tuesday67°FSunny1% chance of precipitation
Sunny, with a high near 67.
Issued by the National Weather Service (ILX office), updated .
Delavan Hourly Forecast
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Delavan Weather Radar
Open the full radar for DelavanAbout Delavan
- Population (2020 Census)
- 1,568
- Coordinates
- 40.371, -89.546
- Elevation
- 600 ft
- NWS forecast office
- ILX
- Time zone
- America/Chicago
- Sunrise today
- 6:31 AM CST
- Sunset today
- 4:52 PM CST
- Daylight today
- 10 h 21 min
Delavan Weather Questions
What is the weather forecast for Delavan, Illinois?
Overnight: A chance of rain before 5am. Mostly cloudy, with a low around 56. South southwest wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. Wednesday: Patchy drizzle. Cloudy, with a high near 60. Southwest wind around 15 mph, with gusts as high as 23 mph.
Will it rain or snow in Delavan this week?
The best chance of precipitation is Overnight at 37%. Periods with a 30% chance or more: Overnight (37%).
How warm and how cold will it get in Delavan this week?
The warmest day is Tuesday, with a high near 67°F. The coldest night is Friday Night, with a low near 33°F.
What time are sunrise and sunset in Delavan today?
Sunrise is at 6:31 AM CST and sunset is at 4:52 PM CST, for 10 h 21 min of daylight.
Weather near Delavan
- San Jose 5 mi
- Green Valley 6 mi
- Emden 6 mi
- Hopedale 8 mi
- Hartsburg 10 mi
- South Pekin 10 mi
- Tremont 11 mi
- Armington 12 mi