Weather in Johnston, Iowa, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Johnston
Today |
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Temperature: 67°F Wind Speed: 9 mph Wind Direction: WSW Forecast: Rain showers likely before 3pm, then showers and thunderstorms. Mostly cloudy. High near 67, with temperatures falling to around 60 in the afternoon. West southwest wind around 9 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible. |
Tonight |
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Temperature: 46°F Wind Speed: 12 mph Wind Direction: WNW Forecast: A chance of showers and thunderstorms. Cloudy. Low around 46, with temperatures rising to around 49 overnight. West northwest wind around 12 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
Wednesday |
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Temperature: 55°F Wind Speed: 10 to 14 mph Wind Direction: W Forecast: A chance of rain showers before 9am. Mostly cloudy. High near 55, with temperatures falling to around 53 in the afternoon. West wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. |
Wednesday Night |
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Temperature: 44°F Wind Speed: 9 mph Wind Direction: WSW Forecast: Mostly cloudy, with a low around 44. West southwest wind around 9 mph. |
Thursday |
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Temperature: 55°F Wind Speed: 9 mph Wind Direction: WNW Forecast: A chance of rain showers. Mostly cloudy, with a high near 55. West northwest wind around 9 mph. Chance of precipitation is 30%. |
Thursday Night |
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Temperature: 42°F Wind Speed: 7 mph Wind Direction: NNW Forecast: Mostly cloudy, with a low around 42. |
Friday |
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Temperature: 53°F Wind Speed: 7 mph Wind Direction: N Forecast: Partly sunny, with a high near 53. |
Friday Night |
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Temperature: 39°F Wind Speed: 3 mph Wind Direction: NNW Forecast: Mostly cloudy, with a low around 39. |
Saturday |
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Temperature: 56°F Wind Speed: 1 to 5 mph Wind Direction: WSW Forecast: Partly sunny, with a high near 56. |
Saturday Night |
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Temperature: 39°F Wind Speed: 5 mph Wind Direction: W Forecast: Partly cloudy, with a low around 39. |
Sunday |
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Temperature: 58°F Wind Speed: 5 to 8 mph Wind Direction: WNW Forecast: Mostly sunny, with a high near 58. |
Sunday Night |
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Temperature: 38°F Wind Speed: 5 mph Wind Direction: W Forecast: Mostly clear, with a low around 38. |
Monday |
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Temperature: 63°F Wind Speed: 2 to 7 mph Wind Direction: SW Forecast: Sunny, with a high near 63. |
Monday Night |
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Temperature: 42°F Wind Speed: 5 mph Wind Direction: W Forecast: Mostly clear, with a low around 42. |