National Weather Service forecast

Denison, Iowa Weather

41°Overnight: Slight Chance Rain Showers
Wind NW 17 mph
7-DayHourlyRadar

Denison 7-Day Forecast

  1. Overnight
    41°F
    Slight Chance Rain Showers
    24% chance of precipitation

    A slight chance of rain showers. Cloudy. Low around 41, with temperatures rising to around 43 overnight. Northwest wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

  2. Wednesday
    48°F
    Slight Chance Rain Showers
    24% chance of precipitation

    A slight chance of rain showers. Cloudy. High near 48, with temperatures falling to around 46 in the afternoon. West northwest wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

  3. Wednesday Night
    39°F
    Slight Chance Rain Showers
    23% chance of precipitation

    A slight chance of rain showers. Cloudy. Low around 39, with temperatures rising to around 41 overnight. West northwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

  4. Thursday
    50°F
    Chance Rain Showers then Mostly Cloudy
    26% chance of precipitation

    A chance of rain showers before 8am. Mostly cloudy. High near 50, with temperatures falling to around 48 in the afternoon. North northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

  5. Thursday Night
    34°F
    Mostly Cloudy

    Mostly cloudy, with a low around 34. North wind 2 to 7 mph.

  6. Friday
    49°F
    Mostly Sunny
    1% chance of precipitation

    Mostly sunny, with a high near 49.

  7. Friday Night
    29°F
    Partly Cloudy

    Partly cloudy, with a low around 29.

  8. Saturday
    54°F
    Mostly Sunny
    1% chance of precipitation

    Mostly sunny, with a high near 54.

  9. Saturday Night
    34°F
    Mostly Clear

    Mostly clear, with a low around 34.

  10. Sunday
    59°F
    Sunny

    Sunny, with a high near 59.

  11. Sunday Night
    37°F
    Clear

    Clear, with a low around 37.

  12. Monday
    63°F
    Sunny

    Sunny, with a high near 63.

  13. Monday Night
    39°F
    Mostly Clear

    Mostly clear, with a low around 39.

  14. Tuesday
    63°F
    Mostly Sunny

    Mostly sunny, with a high near 63.

Issued by the National Weather Service (DMX office), updated .

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About Denison

Population (2020 Census)
8,373
Coordinates
42.016, -95.352
Elevation
1,194 ft
NWS forecast office
DMX
Time zone
America/Chicago
Sunrise today
6:57 AM CST
Sunset today
5:12 PM CST
Daylight today
10 h 15 min

Denison Weather Questions

What is the weather forecast for Denison, Iowa?

Overnight: A slight chance of rain showers. Cloudy. Low around 41, with temperatures rising to around 43 overnight. Northwest wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. Wednesday: A slight chance of rain showers. Cloudy. High near 48, with temperatures falling to around 46 in the afternoon. West northwest wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Will it rain or snow in Denison this week?

Not much. The highest chance of precipitation in the 7-day forecast is 26%, Thursday.

How warm and how cold will it get in Denison this week?

The warmest day is Monday, with a high near 63°F. The coldest night is Friday Night, with a low near 29°F.

What time are sunrise and sunset in Denison today?

Sunrise is at 6:57 AM CST and sunset is at 5:12 PM CST, for 10 h 15 min of daylight.

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