Weather in Petersburg, Illinois, United States

7-Day Detailed Weather Forecast for Petersburg

Overnight

Temperature: 65°F

Wind Speed: 13 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms. Cloudy, with a low around 65. South southwest wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Tuesday

Temperature: 77°F

Wind Speed: 10 to 14 mph

Wind Direction: WSW

Forecast: Showers and thunderstorms likely before 11am, then a chance of showers and thunderstorms. Mostly cloudy. High near 77, with temperatures falling to around 71 in the afternoon. West southwest wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday Night

Temperature: 51°F

Wind Speed: 12 mph

Wind Direction: NNW

Forecast: A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 51. North northwest wind around 12 mph, with gusts as high as 21 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

Temperature: 68°F

Wind Speed: 10 mph

Wind Direction: NNE

Forecast: Partly sunny, with a high near 68. North northeast wind around 10 mph, with gusts as high as 21 mph.

Wednesday Night

Temperature: 45°F

Wind Speed: 8 to 12 mph

Wind Direction: NE

Forecast: Partly cloudy, with a low around 45. Northeast wind 8 to 12 mph, with gusts as high as 21 mph.

Thursday

Temperature: 71°F

Wind Speed: 8 to 12 mph

Wind Direction: ENE

Forecast: Partly sunny, with a high near 71. East northeast wind 8 to 12 mph, with gusts as high as 20 mph.

Thursday Night

Temperature: 52°F

Wind Speed: 10 mph

Wind Direction: ENE

Forecast: A chance of rain showers after 1am. Mostly cloudy, with a low around 52. East northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Friday

Temperature: 68°F

Wind Speed: 10 mph

Wind Direction: ENE

Forecast: Rain showers likely before 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.

Friday Night

Temperature: 54°F

Wind Speed: 3 to 8 mph

Wind Direction: N

Forecast: Showers and thunderstorms likely before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

Saturday

Temperature: 77°F

Wind Speed: 6 mph

Wind Direction: NW

Forecast: Mostly cloudy, with a high near 77.

Saturday Night

Temperature: 56°F

Wind Speed: 1 to 5 mph

Wind Direction: NE

Forecast: A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56.

Sunday

Temperature: 82°F

Wind Speed: 6 mph

Wind Direction: ENE

Forecast: A slight chance of showers and thunderstorms. Partly sunny, with a high near 82.

Sunday Night

Temperature: 60°F

Wind Speed: 2 to 6 mph

Wind Direction: ESE

Forecast: A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 60.

Memorial Day

Temperature: 84°F

Wind Speed: 5 to 8 mph

Wind Direction: SE

Forecast: A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84.