Weather in Johnston, Iowa, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Johnston
Today |
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Temperature: 40°F Wind Speed: 7 mph Wind Direction: SSW Forecast: Mostly sunny. High near 40, with temperatures falling to around 38 in the afternoon. South southwest wind around 7 mph. |
Tonight |
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Temperature: 25°F Wind Speed: 2 to 6 mph Wind Direction: WNW Forecast: Mostly cloudy. Low around 25, with temperatures rising to around 27 overnight. West northwest wind 2 to 6 mph. |
Wednesday |
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Temperature: 42°F Wind Speed: 2 to 12 mph Wind Direction: WSW Forecast: Partly sunny. High near 42, with temperatures falling to around 40 in the afternoon. West southwest wind 2 to 12 mph, with gusts as high as 22 mph. |
Wednesday Night |
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Temperature: 37°F Wind Speed: 15 mph Wind Direction: SSW Forecast: Rain likely after midnight. Cloudy, with a low around 37. South southwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Thursday |
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Temperature: 39°F Wind Speed: 16 to 25 mph Wind Direction: WNW Forecast: Partly sunny, with a high near 39. West northwest wind 16 to 25 mph, with gusts as high as 40 mph. |
Thursday Night |
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Temperature: 8°F Wind Speed: 3 to 20 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 8. |
Friday |
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Temperature: 36°F Wind Speed: 3 to 14 mph Wind Direction: SSW Forecast: Mostly sunny, with a high near 36. |
Friday Night |
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Temperature: 30°F Wind Speed: 12 mph Wind Direction: SSW Forecast: Mostly cloudy, with a low around 30. |
Saturday |
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Temperature: 40°F Wind Speed: 7 to 10 mph Wind Direction: W Forecast: Partly sunny, with a high near 40. |
Saturday Night |
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Temperature: 18°F Wind Speed: 6 mph Wind Direction: NNW Forecast: Partly cloudy, with a low around 18. |
Sunday |
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Temperature: 32°F Wind Speed: 7 mph Wind Direction: ENE Forecast: Partly sunny, with a high near 32. |
Sunday Night |
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Temperature: 22°F Wind Speed: 5 mph Wind Direction: ESE Forecast: Mostly cloudy, with a low around 22. |
Monday |
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Temperature: 39°F Wind Speed: 3 to 7 mph Wind Direction: SE Forecast: Partly sunny, with a high near 39. |
Monday Night |
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Temperature: 29°F Wind Speed: 7 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 29. |