Weather in Petersburg, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Petersburg
This Afternoon |
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Temperature: 82°F Wind Speed: 5 mph Wind Direction: WSW Forecast: Partly sunny, with a high near 82. West southwest wind around 5 mph. |
Tonight |
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Temperature: 72°F Wind Speed: 3 mph Wind Direction: SSE Forecast: Partly cloudy, with a low around 72. South southeast wind around 3 mph. |
Sunday |
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Temperature: 92°F Wind Speed: 2 to 6 mph Wind Direction: S Forecast: Patchy fog before 7am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 92. Heat index values as high as 106. South wind 2 to 6 mph. Chance of precipitation is 20%. |
Sunday Night |
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Temperature: 76°F Wind Speed: 6 mph Wind Direction: SSW Forecast: Partly cloudy, with a low around 76. Heat index values as high as 103. South southwest wind around 6 mph. |
Monday |
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Temperature: 94°F Wind Speed: 6 to 13 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 94. Southwest wind 6 to 13 mph, with gusts as high as 21 mph. |
Monday Night |
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Temperature: 74°F Wind Speed: 7 to 10 mph Wind Direction: W Forecast: Mostly clear, with a low around 74. West wind 7 to 10 mph, with gusts as high as 18 mph. |
Tuesday |
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Temperature: 90°F Wind Speed: 9 mph Wind Direction: NNW Forecast: Mostly sunny, with a high near 90. North northwest wind around 9 mph, with gusts as high as 17 mph. |
Tuesday Night |
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Temperature: 66°F Wind Speed: 2 to 8 mph Wind Direction: NE Forecast: Mostly clear, with a low around 66. |
Wednesday |
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Temperature: 86°F Wind Speed: 3 to 7 mph Wind Direction: NE Forecast: Sunny, with a high near 86. |
Wednesday Night |
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Temperature: 64°F Wind Speed: 2 to 6 mph Wind Direction: ENE Forecast: Mostly clear, with a low around 64. |
Thursday |
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Temperature: 86°F Wind Speed: 2 to 6 mph Wind Direction: ESE Forecast: Sunny, with a high near 86. |
Thursday Night |
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Temperature: 66°F Wind Speed: 2 to 6 mph Wind Direction: SE Forecast: A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 66. |
Friday |
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Temperature: 87°F Wind Speed: 2 to 6 mph Wind Direction: SE Forecast: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87. |
Friday Night |
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Temperature: 67°F Wind Speed: 5 mph Wind Direction: ESE Forecast: A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 67. |