DENISON, IA 51442 Weather Forecast & Current Conditions

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DENISON, IA
Current Weather

6:15 PM CDT MAY 13, 2026
75°F
Feels Like: 75°F
Dewpoint: 34°F
Rel. Hum.: 22%
Visibility:
Wind: Calm
Pressure: 30.05 inches
Last 72 hours

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DENISON, IA 51442
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Lows in the lower 50s. Southeast winds 5 to 10 mph with gusts up to 20 mph.
THURSDAY
Mostly sunny in the morning, then becoming mostly cloudy. Breezy with highs in the upper 70s. South winds 20 to 25 mph with gusts up to 40 mph.
THURSDAY NIGHT
Mostly cloudy in the evening, then clearing. Lows in the mid 50s. South winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph with gusts up to 20 mph after midnight.
FRIDAY
Sunny. Highs in the upper 80s. East winds 5 to 10 mph.
FRIDAY NIGHT
Mostly clear with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 50s. Northeast winds 5 to 10 mph, becoming east after midnight. Chance of rain 30 percent.
SATURDAY
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.
SATURDAY NIGHT
Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 60 percent.
SUNDAY
Becoming partly sunny in the afternoon. A chance of thunderstorms. Showers likely, mainly in the morning. Breezy with highs in the lower 80s. Chance of rain 60 percent.
SUNDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Breezy with lows in the lower 60s. Chance of rain 60 percent.
MONDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 70s. Chance of rain 60 percent.
MONDAY NIGHT
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the upper 40s. Chance of rain 50 percent.
TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. A 20 percent chance of showers. Highs in the mid 60s.
TUESDAY NIGHT
Partly cloudy. Lows in the mid 40s.

Visible Weather Satellite
DENISON, IA 51442
Infrared Weather Satellite
DENISON, IA 51442
NEXRAD Weather Radar
DENISON, IA 51442

DENISON, IA 3 hourly weather forecast

weather forecast created  8:00 AM EDT  5/13/2026
Wednesday
13 MAY 2026
DENISON, IA 51442 weather forecast Day 1, 12 hours 1 PM 73° 73° Clear 0%

0% Thunder
( 1% severe)
NNW   7 27% 37°
High 77° DENISON, IA 51442 weather forecast Day 1, 15 hours 4 PM 76° 77° Clear NW   7 23% 36°
Clear



DENISON, IA 51442 weather forecast Day 1, 18 hours 7 PM 76° 77° Clear 0%

0% Thunder
( 2% severe)
  CALM 23% 36°
DENISON, IA 51442 weather forecast Day 1, 21 hours 10 PM 61° 61° Clear SE   5 39% 36°
Thursday
14 MAY 2026
DENISON, IA 51442 weather forecast Day 2, 0 hours 1 AM 56° 54° Clear 1%

0% Thunder
( 2% severe)
SSE   8 53% 39°
Low 52° DENISON, IA 51442 weather forecast Day 2, 3 hours 4 AM 53° 49° Partly Cloudy SSE   12 59% 39°
High 79° DENISON, IA 51442 weather forecast Day 2, 6 hours 7 AM 54° 50° Partly Cloudy 17%
RAIN
<.01 in
0% Thunder
( 11% severe)
S   15 59% 40°

Mostly Cloudy




Windy
DENISON, IA 51442 weather forecast Day 2, 9 hours 10 AM 66° 66° Partly Cloudy S   21 42% 42°
DENISON, IA 51442 weather forecast Day 2, 12 hours 1 PM 72° 72° Mostly Cloudy 7%

0% Thunder
( 14% severe)
S   25 34% 42°
DENISON, IA 51442 weather forecast Day 2, 15 hours 4 PM 77° 78° Mostly Cloudy S   25 31% 44°
DENISON, IA 51442 weather forecast Day 2, 18 hours 7 PM 77° 78° Mostly Cloudy 4%

0% Thunder
( 15% severe)
S   20 35% 47°
DENISON, IA 51442 weather forecast Day 2, 21 hours 10 PM 68° 68° Mostly Cloudy SSE   15 53% 50°
Friday
15 MAY 2026
DENISON, IA 51442 weather forecast Day 3, 0 hours 1 AM 63° 62° Partly Cloudy 7%

0% Thunder
( 9% severe)
SSE   10 72% 54°
Low 56° DENISON, IA 51442 weather forecast Day 3, 3 hours 4 AM 58° 59° Clear SSE   2 93% 56°
High 90° DENISON, IA 51442 weather forecast Day 3, 6 hours 7 AM 58° 59° Clear 1%

0% Thunder
( 8% severe)
  CALM 90% 55°

Clear



DENISON, IA 51442 weather forecast Day 3, 9 hours 10 AM 74° 74° Clear NNE   3 51% 55°
DENISON, IA 51442 weather forecast Day 3, 15 hours 1 PM 84° 82° Clear 8%

0% Thunder
( 18% severe)
NE   8 29% 48°
DENISON, IA 51442 weather forecast Day 3, 18 hours 4 PM 88° 85° Clear E   9 22% 44°
DENISON, IA 51442 weather forecast Day 3, 21 hours 7 PM 85° 82° Clear     WNW   7 26% 46°

DENISON, IA extended weather forecast

Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Low 56° Low 59° Low 66° Low 52° Low 47°
High 82° High 77° High 77° High 67° High 72°
DENISON, IA 51442 weather forecast Day 4 DENISON, IA 51442 weather forecast Day 5 DENISON, IA 51442 weather forecast Day 6 DENISON, IA 51442 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
35% Rain
Overcast
60% Rain
Overcast
58% Rain
Overcast
38% Rain
Mostly Cloudy
39% Rain
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