Weather in Belleville, Illinois, United States

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7-Day Detailed Weather Forecast for Belleville

Tonight

Temperature: 67°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: Scattered showers and thunderstorms between midnight and 3am, then a chance of showers and thunderstorms between 3am and 5am, then isolated showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 67. Southwest wind around 7 mph. Chance of precipitation is 60%.

Sunday

Temperature: 78°F

Wind Speed: 9 to 13 mph

Wind Direction: NW

Forecast: Isolated showers and thunderstorms before 10am. Partly sunny, with a high near 78. Northwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

Sunday Night

Temperature: 58°F

Wind Speed: 1 to 12 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 58. Northwest wind 1 to 12 mph.

Monday

Temperature: 78°F

Wind Speed: 0 to 5 mph

Wind Direction: NW

Forecast: Sunny, with a high near 78. Northwest wind 0 to 5 mph.

Monday Night

Temperature: 59°F

Wind Speed: 3 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 59. West wind around 3 mph.

Tuesday

Temperature: 83°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Chance of precipitation is 30%.

Tuesday Night

Temperature: 63°F

Wind Speed: 2 to 9 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.

Wednesday

Temperature: 88°F

Wind Speed: 3 to 21 mph

Wind Direction: S

Forecast: A chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.

Wednesday Night

Temperature: 71°F

Wind Speed: 14 to 21 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 7pm, then showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 80%.

Thursday

Temperature: 83°F

Wind Speed: 8 to 14 mph

Wind Direction: W

Forecast: Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 70%.

Thursday Night

Temperature: 63°F

Wind Speed: 1 to 7 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 63. Chance of precipitation is 50%.

Juneteenth

Temperature: 84°F

Wind Speed: 2 to 6 mph

Wind Direction: N

Forecast: Mostly sunny, with a high near 84.

Friday Night

Temperature: 64°F

Wind Speed: 1 to 5 mph

Wind Direction: E

Forecast: Partly cloudy, with a low around 64.

Saturday

Temperature: 87°F

Wind Speed: 3 to 8 mph

Wind Direction: S

Forecast: Mostly sunny, with a high near 87.