Weather in Johnston, Iowa, United States

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7-Day Detailed Weather Forecast for Johnston

Today

Temperature: 84°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: Partly sunny, with a high near 84. South wind around 6 mph.

Tonight

Temperature: 67°F

Wind Speed: 5 mph

Wind Direction: WSW

Forecast: Partly cloudy, with a low around 67. West southwest wind around 5 mph.

Wednesday

Temperature: 83°F

Wind Speed: 5 to 12 mph

Wind Direction: NW

Forecast: Sunny, with a high near 83. Northwest wind 5 to 12 mph, with gusts as high as 18 mph.

Wednesday Night

Temperature: 63°F

Wind Speed: 2 to 8 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 63. Northwest wind 2 to 8 mph.

Thursday

Temperature: 82°F

Wind Speed: 3 to 7 mph

Wind Direction: NNW

Forecast: Sunny, with a high near 82. North northwest wind 3 to 7 mph.

Thursday Night

Temperature: 61°F

Wind Speed: 0 to 3 mph

Wind Direction: NNW

Forecast: Mostly clear, with a low around 61.

Friday

Temperature: 84°F

Wind Speed: 0 to 3 mph

Wind Direction: SSW

Forecast: Sunny, with a high near 84.

Friday Night

Temperature: 67°F

Wind Speed: 7 mph

Wind Direction: SE

Forecast: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Chance of precipitation is 20%.

Saturday

Temperature: 87°F

Wind Speed: 8 to 13 mph

Wind Direction: SSE

Forecast: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87.

Saturday Night

Temperature: 72°F

Wind Speed: 13 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

Sunday

Temperature: 90°F

Wind Speed: 9 to 13 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.

Sunday Night

Temperature: 72°F

Wind Speed: 7 to 10 mph

Wind Direction: SSE

Forecast: A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 72. Chance of precipitation is 40%.

Monday

Temperature: 88°F

Wind Speed: 8 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.

Monday Night

Temperature: 70°F

Wind Speed: 6 mph

Wind Direction: SSE

Forecast: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.