Weather in Sullivan, Illinois, United States

7-Day Detailed Weather Forecast for Sullivan

Today

Temperature: 48°F

Wind Speed: 9 to 17 mph

Wind Direction: SW

Forecast: Partly sunny. High near 48, with temperatures falling to around 40 in the afternoon. Southwest wind 9 to 17 mph, with gusts as high as 31 mph.

Tonight

Temperature: 23°F

Wind Speed: 8 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 23. Northwest wind around 8 mph, with gusts as high as 17 mph.

Sunday

Temperature: 37°F

Wind Speed: 6 mph

Wind Direction: NNE

Forecast: Sunny. High near 37, with temperatures falling to around 31 in the afternoon. North northeast wind around 6 mph.

Sunday Night

Temperature: 23°F

Wind Speed: 3 to 9 mph

Wind Direction: SE

Forecast: Partly cloudy, with a low around 23. Southeast wind 3 to 9 mph.

Monday

Temperature: 45°F

Wind Speed: 12 mph

Wind Direction: SSE

Forecast: Mostly cloudy, with a high near 45. South southeast wind around 12 mph, with gusts as high as 21 mph.

Monday Night

Temperature: 39°F

Wind Speed: 10 mph

Wind Direction: SSW

Forecast: Mostly cloudy, with a low around 39. South southwest wind around 10 mph, with gusts as high as 17 mph.

Tuesday

Temperature: 56°F

Wind Speed: 3 to 8 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 56. West wind 3 to 8 mph.

Tuesday Night

Temperature: 37°F

Wind Speed: 3 to 7 mph

Wind Direction: ENE

Forecast: Mostly cloudy, with a low around 37.

Wednesday

Temperature: 61°F

Wind Speed: 10 mph

Wind Direction: SSE

Forecast: Cloudy, with a high near 61.

Wednesday Night

Temperature: 54°F

Wind Speed: 13 mph

Wind Direction: SSW

Forecast: Mostly cloudy, with a low around 54.

Christmas Day

Temperature: 67°F

Wind Speed: 12 to 16 mph

Wind Direction: SW

Forecast: Partly sunny, with a high near 67.

Thursday Night

Temperature: 48°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 48.

Friday

Temperature: 61°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 61.

Friday Night

Temperature: 41°F

Wind Speed: 8 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 41.