Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Summerlike heat, humidity is about to arrive in the East. See how hot it will get. Chevron right
Multiday severe weather risk in the central U.S. to ramp up this weekend. Get the forecast. Chevron right

Jefferson, IA

77°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Jefferson

Iowa

77°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Jefferson, IA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today

 Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Thu, May 14

Mostly sunny and windy Hi: 78°

Tonight: Breezy this evening with a thunderstorm in the area; otherwise, mainly cloudy Lo: 55°

Current Weather

4:44 PM

77°F
RealFeel® 74°
Mostly cloudy More Details
RealFeel Shade™ 73°
Wind SSE 15 mph
Wind Gusts 21 mph
Air Quality Poor

Looking Ahead

A thunderstorm tomorrow evening; storms can bring hail and damaging winds

Jefferson Weather Radar

Jefferson Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

5 PM 75°
rain drop 5%
6 PM 75°
rain drop 5%
7 PM 74°
rain drop 8%
8 PM 71°
rain drop 43%
9 PM 69°
rain drop 47%
10 PM 67°
rain drop 51%
11 PM 65°
rain drop 24%
12 AM 64°
rain drop 19%
1 AM 63°
rain drop 19%
2 AM 62°
rain drop 20%
3 AM 60°
rain drop 20%
4 AM 59°
rain drop 20%

10-Day Weather Forecast

Today

5/14

78° 55°

Mostly sunny and windy

Night: A thunderstorm early; breezy
25%

Fri

5/15

88° 58°

Warmer with sunny intervals

A thunderstorm around early
9%

Sat

5/16

86° 62°

Warm; an afternoon t-storm

Cloudy with a thunderstorm
55%

Sun

5/17

90° 65°

Showers and a heavier t-storm

Showers and a heavier t-storm
77%

Mon

5/18

83° 53°

Strong t-storms, windy; humid

Strong thunderstorms; windy
93%

Tue

5/19

67° 45°

Rain and drizzle in the a.m.

Breezy early; partly cloudy
62%

Wed

5/20

69° 47°

Breezy in the afternoon

Partly cloudy
25%

Thu

5/21

65° 47°

Turning cloudy

Cloudy
4%

Fri

5/22

72° 52°

Increasing amounts of sun

Clear
11%

Sat

5/23

76° 56°

Times of clouds and sun

Partly cloudy
0%

Sun & Moon

14 hrs 32 mins
Rise 5:58 AM
Set 8:30 PM
Waning Crescent
Rise 4:16 AM
Set 6:18 PM

Air Quality

See More
Air Quality Poor

The air has reached a high level of pollution and is unhealthy for sensitive groups. Reduce time spent outside if you are feeling symptoms such as difficulty breathing or throat irritation.

Allergy Outlook

See All
Tree Pollen Very High Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Moderate Data is not supported in this location Dust & Dander High Data is not supported in this location

Top Stories

Weather Forecasts

El Nino is almost here, and it may rival the strongest in history

2 hours ago

Severe Weather

Multi-day severe risk in the central US; biggest threat Sunday, Monday

1 hour ago

Weather Forecasts

Summerlike heat, humidity to send RealFeel temps near 100 F in East

3 hours ago

Recreation

Pregnant hiker, dogs rescued from heat on Florida trail

1 day ago

Weather Forecasts

Storm to bring needed rain to New England, help drought improve

2 hours ago

 More Stories

Featured Stories

Health

Wet spring, more mice? The weather link behind rare hantavirus risk

2 hours ago

Climate

Turkmenistan's fiery 'Gates of Hell' crater is dimming

2 hours ago

Weather News

Here's how New York residents can get free A/C this summer

1 day ago

Recreation

Brain-eating amoeba found in hot springs at 3 National Parks: study

2 days ago

Recreation

Everest’s brief spring weather window brings a rush to the summit

2 days ago
World North America United States Iowa Jefferson

Weather Near Jefferson:

  • Ames, IA
  • Des Moines, IA
  • West Des Moines, IA
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...