Weather in Petersburg, Illinois, United States

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7-Day Detailed Weather Forecast for Petersburg

Tonight

Temperature: 71°F

Wind Speed: 9 mph

Wind Direction: S

Forecast: Partly cloudy, with a low around 71. South wind around 9 mph, with gusts as high as 18 mph.

Monday

Temperature: 94°F

Wind Speed: 9 mph

Wind Direction: SSW

Forecast: Sunny, with a high near 94. South southwest wind around 9 mph, with gusts as high as 18 mph.

Monday Night

Temperature: 75°F

Wind Speed: 8 mph

Wind Direction: SSW

Forecast: Partly cloudy, with a low around 75. South southwest wind around 8 mph, with gusts as high as 17 mph.

Tuesday

Temperature: 97°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: Sunny, with a high near 97. Heat index values as high as 102. Southwest wind around 7 mph, with gusts as high as 16 mph.

Tuesday Night

Temperature: 77°F

Wind Speed: 3 to 7 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 77. South wind 3 to 7 mph, with gusts as high as 17 mph.

Wednesday

Temperature: 97°F

Wind Speed: 8 mph

Wind Direction: SW

Forecast: Sunny, with a high near 97. Southwest wind around 8 mph, with gusts as high as 16 mph.

Wednesday Night

Temperature: 77°F

Wind Speed: 7 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 77. South wind around 7 mph.

Thursday

Temperature: 93°F

Wind Speed: 6 mph

Wind Direction: SW

Forecast: Sunny, with a high near 93.

Thursday Night

Temperature: 73°F

Wind Speed: 5 mph

Wind Direction: SE

Forecast: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

Friday

Temperature: 91°F

Wind Speed: 5 mph

Wind Direction: WSW

Forecast: A chance of showers and thunderstorms before 7am. Sunny, with a high near 91.

Friday Night

Temperature: 70°F

Wind Speed: 5 mph

Wind Direction: E

Forecast: A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 70.

Saturday

Temperature: 90°F

Wind Speed: 3 to 7 mph

Wind Direction: NE

Forecast: A slight chance of showers and thunderstorms before 7am. Sunny, with a high near 90.

Saturday Night

Temperature: 67°F

Wind Speed: 3 to 8 mph

Wind Direction: ENE

Forecast: Mostly clear, with a low around 67.

Sunday

Temperature: 88°F

Wind Speed: 5 to 8 mph

Wind Direction: ENE

Forecast: Sunny, with a high near 88.