National Weather Service forecast
St. Joseph, Illinois Weather
St. Joseph 7-Day Forecast
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Overnight60°FLight Rain92% chance of precipitation
Rain. Cloudy, with a low around 60. South wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
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Wednesday64°FChance Drizzle32% chance of precipitation
A chance of drizzle. Mostly cloudy, with a high near 64. South southwest wind 12 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
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Wednesday Night46°FSlight Chance Drizzle then Mostly Cloudy20% chance of precipitation
A slight chance of drizzle before 10pm. Mostly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
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Thursday62°FPartly Sunny14% chance of precipitation
Partly sunny, with a high near 62. West southwest wind 10 to 15 mph, with gusts as high as 22 mph.
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Thursday Night43°FSlight Chance Light Rain20% chance of precipitation
A slight chance of rain. Mostly cloudy, with a low around 43. West northwest wind around 6 mph.
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Friday54°FMostly Cloudy11% chance of precipitation
Mostly cloudy, with a high near 54. North northwest wind 7 to 10 mph, with gusts as high as 17 mph.
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Friday Night34°FPartly Cloudy
Partly cloudy, with a low around 34. North northwest wind 3 to 8 mph.
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Saturday53°FSunny
Sunny, with a high near 53.
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Saturday Night32°FMostly Clear1% chance of precipitation
Mostly clear, with a low around 32.
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Sunday59°FSunny2% chance of precipitation
Sunny, with a high near 59.
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Sunday Night33°FClear
Clear, with a low around 33.
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Monday63°FSunny
Sunny, with a high near 63.
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Monday Night38°FClear1% chance of precipitation
Clear, with a low around 38.
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Tuesday66°FSunny1% chance of precipitation
Sunny, with a high near 66.
Issued by the National Weather Service (ILX office), updated .
St. Joseph Hourly Forecast
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St. Joseph Weather Radar
Open the full radar for St. JosephAbout St. Joseph
- Population (2020 Census)
- 3,810
- Coordinates
- 40.115, -88.036
- Elevation
- 689 ft
- NWS forecast office
- ILX
- Time zone
- America/Chicago
- Sunrise today
- 6:24 AM CST
- Sunset today
- 4:46 PM CST
- Daylight today
- 10 h 22 min
St. Joseph Weather Questions
What is the weather forecast for St. Joseph, Illinois?
Overnight: Rain. Cloudy, with a low around 60. South wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible. Wednesday: A chance of drizzle. Mostly cloudy, with a high near 64. South southwest wind 12 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Will it rain or snow in St. Joseph this week?
The best chance of precipitation is Overnight at 92%. Periods with a 30% chance or more: Overnight (92%), Wednesday (32%).
How warm and how cold will it get in St. Joseph this week?
The warmest day is Tuesday, with a high near 66°F. The coldest night is Saturday Night, with a low near 32°F.
What time are sunrise and sunset in St. Joseph today?
Sunrise is at 6:24 AM CST and sunset is at 4:46 PM CST, for 10 h 22 min of daylight.