Find the Best Places in the United States

Compare Cost of Living, Education, Income, Population, and More.

Current Weather Conditions for Jefferson, IL

Mostly sunny. High near 61, with temperatures falling to around 59 in the afternoon. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.
54°F

Conditions

Wind: 15 mph SSW
Humidity: 40%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM
54° 56° 58° 61° 61° 59° 56° 53° 51° 50° 47° 45° 42°

Upcoming Week

Day Forecast High Low
This Afternoon
Mostly Sunny
Mostly sunny. High near 61, with temperatures falling to around 59 in the afternoon. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.
61°F 46°F
Tonight
Mostly Clear
Mostly clear. Low around 31, with temperatures rising to around 33 overnight. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
61°F 46°F
Saturday
Mostly Cloudy then Slight Chance Snow
A slight chance of snow after 2pm. Mostly cloudy. High near 37, with temperatures falling to around 32 in the afternoon. Northeast wind 5 to 15 mph. Chance of precipitation is 20%. New snow accumulation of less than half an inch possible.
61°F 46°F
Saturday Night
Mostly Cloudy
Mostly cloudy, with a low around 25. North wind around 15 mph, with gusts as high as 25 mph.
61°F 46°F
Sunday
Mostly Cloudy
Mostly cloudy, with a high near 32. North northeast wind around 10 mph, with gusts as high as 20 mph.
61°F 46°F
Sunday Night
Chance Snow
A chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
61°F 46°F
Monday
Partly Sunny
Partly sunny, with a high near 40.
61°F 46°F
Monday Night
Chance Rain
A chance of rain. Mostly cloudy, with a low around 32.
61°F 46°F
Tuesday
Chance Rain
A chance of rain. Cloudy, with a high near 42.
61°F 46°F
Tuesday Night
Chance Rain
A chance of rain. Mostly cloudy, with a low around 34.
61°F 46°F
Wednesday
Chance Rain
A chance of rain. Mostly cloudy, with a high near 47.
61°F 46°F
Wednesday Night
Rain Likely
Rain likely and a slight chance of thunderstorms. Mostly cloudy, with a low around 39.
61°F 46°F
Thursday
Rain Likely
Rain likely. Cloudy, with a high near 52.
61°F 46°F
Thursday Night
Chance Rain
A chance of rain. Mostly cloudy, with a low around 41.
61°F 46°F
Data provided by weather.gov