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Current Weather Conditions for Jefferson, IL

Mostly clear, with a low around 65. South wind around 5 mph.
73°F

Conditions

Wind: 5 mph S
Humidity: 60%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM
73° 72° 70° 68° 67° 66° 66° 65° 65° 67° 69° 72° 74°

Upcoming Week

Day Forecast High Low
Tonight
Mostly Clear
Mostly clear, with a low around 65. South wind around 5 mph.
82°F 72°F
Saturday
Mostly Sunny
Mostly sunny, with a high near 82. South southwest wind 5 to 10 mph.
82°F 72°F
Saturday Night
Partly Cloudy
Partly cloudy, with a low around 72. Southwest wind 5 to 10 mph.
82°F 72°F
Sunday
Partly Sunny
Partly sunny, with a high near 92. Heat index values as high as 101. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
82°F 72°F
Sunday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 76. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
82°F 72°F
Monday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
82°F 72°F
Monday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74.
82°F 72°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 84.
82°F 72°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 69.
82°F 72°F
Wednesday
Sunny
Sunny, with a high near 85.
82°F 72°F
Wednesday Night
Mostly Clear
Mostly clear, with a low around 70.
82°F 72°F
Thursday
Slight Chance Rain Showers
A slight chance of rain showers between 7am and 1pm. Sunny, with a high near 86.
82°F 72°F
Thursday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 71.
82°F 72°F
Friday
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.
82°F 72°F
Data provided by weather.gov