Weather in Denison, Iowa, United States

7-Day Detailed Weather Forecast for Denison

Overnight

Temperature: 30°F

Wind Speed: 2 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 30. Southwest wind around 2 mph.

Wednesday

Temperature: 43°F

Wind Speed: 1 to 15 mph

Wind Direction: SSE

Forecast: Mostly sunny. High near 43, with temperatures falling to around 40 in the afternoon. South southeast wind 1 to 15 mph, with gusts as high as 28 mph.

Wednesday Night

Temperature: 33°F

Wind Speed: 13 to 17 mph

Wind Direction: SW

Forecast: Rain after 8pm. Mostly cloudy. Low around 33, with temperatures rising to around 40 overnight. Southwest wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday

Temperature: 36°F

Wind Speed: 16 to 29 mph

Wind Direction: WNW

Forecast: A slight chance of snow between 9am and 3pm. Partly sunny. High near 36, with temperatures falling to around 18 in the afternoon. Wind chill values as low as 1. West northwest wind 16 to 29 mph, with gusts as high as 43 mph. Chance of precipitation is 20%. New snow accumulation of less than half an inch possible.

Thursday Night

Temperature: 8°F

Wind Speed: 5 to 22 mph

Wind Direction: WNW

Forecast: Partly cloudy, with a low around 8. West northwest wind 5 to 22 mph, with gusts as high as 36 mph.

Friday

Temperature: 37°F

Wind Speed: 2 to 15 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 37.

Friday Night

Temperature: 28°F

Wind Speed: 8 to 12 mph

Wind Direction: SSW

Forecast: Mostly cloudy, with a low around 28.

Saturday

Temperature: 38°F

Wind Speed: 7 to 10 mph

Wind Direction: NW

Forecast: Partly sunny, with a high near 38.

Saturday Night

Temperature: 19°F

Wind Speed: 2 to 6 mph

Wind Direction: NNW

Forecast: Partly cloudy, with a low around 19.

Sunday

Temperature: 34°F

Wind Speed: 2 to 7 mph

Wind Direction: E

Forecast: Mostly sunny, with a high near 34.

Sunday Night

Temperature: 21°F

Wind Speed: 6 mph

Wind Direction: SE

Forecast: Mostly cloudy, with a low around 21.

Monday

Temperature: 40°F

Wind Speed: 6 to 12 mph

Wind Direction: S

Forecast: Partly sunny, with a high near 40.

Monday Night

Temperature: 29°F

Wind Speed: 6 to 9 mph

Wind Direction: SSW

Forecast: Mostly cloudy, with a low around 29.

Tuesday

Temperature: 42°F

Wind Speed: 8 mph

Wind Direction: NNW

Forecast: Partly sunny, with a high near 42.