Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
BREAKING: Tropical Storm Arthur forms, will make landfall in hours. Click for the forecast. Chevron right
Severe weather outbreak about to unfold in the Midwest. Click for the forecast. Chevron right

Jefferson, IA

80°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Jefferson

Iowa

80°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

1 PM

77°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 40%
Chevron down
Intermittent clouds

RealFeel Shade™75°

WindWNW 13 mph

Air QualityFair

Max UV Index8.9 (Very High)

Wind Gusts25 mph

Humidity63%

Indoor Humidity63% (Humid)

Dew Point64° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover71%

Visibility10 mi

Cloud Ceiling34000 ft

2 PM

81°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Showers

RealFeel Shade™74°

Heat Index82°

WindWNW 14 mph

Air QualityFair

Max UV Index6.9 (High)

Wind Gusts36 mph

Humidity53%

Indoor Humidity53% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover75%

Rain0.02 in

Visibility6 mi

Cloud Ceiling30000 ft

3 PM

83°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 47%
Chevron down
Intermittent clouds

RealFeel Shade™79°

Heat Index83°

WindWNW 17 mph

Air QualityFair

Max UV Index7.1 (High)

Wind Gusts41 mph

Humidity44%

Indoor Humidity44% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

86°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 40%
Chevron down
Intermittent clouds

RealFeel Shade™81°

Heat Index85°

WindWNW 21 mph

Air QualityFair

Max UV Index4.5 (Moderate)

Wind Gusts46 mph

Humidity38%

Indoor Humidity38% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

84°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 34%
Chevron down
Intermittent clouds

RealFeel Shade™79°

Heat Index83°

WindWNW 21 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts43 mph

Humidity38%

Indoor Humidity38% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

81°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Intermittent clouds

RealFeel Shade™77°

Heat Index81°

WindWNW 22 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts38 mph

Humidity40%

Indoor Humidity40% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

79°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 24%
Chevron down
Intermittent clouds

RealFeel Shade™74°

WindWNW 20 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts33 mph

Humidity43%

Indoor Humidity43% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

76°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Partly sunny

RealFeel Shade™72°

WindNW 17 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts33 mph

Humidity43%

Indoor Humidity43% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

73°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Partly cloudy

WindNW 14 mph

Air QualityFair

Wind Gusts32 mph

Humidity48%

Indoor Humidity48% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover36%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

70°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Mostly clear

WindNW 12 mph

Air QualityFair

Wind Gusts23 mph

Humidity54%

Indoor Humidity54% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover29%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

67°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Partly cloudy

WindNW 10 mph

Air QualityFair

Wind Gusts21 mph

Humidity60%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover34%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Jefferson

AccuWeather's hourly forecast for Jefferson provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 77° with a RealFeel® of 83°, intermittent clouds with a 40% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Friday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Tropical Storm Arthur forms, to raise flood risk in southern U.S.

50 minutes ago

Severe Weather

New severe weather outbreak with tornadoes unfolding for Midwest

30 minutes ago

Astronomy

Moon to align with 3 planets in the nights before the summer solstice

2 hours ago

Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Tropical Storm Arthur may impact travel to Houston World Cup match

2 hours ago

Climate

El Niño could trigger marine heat waves, threatening wildlife

21 hours ago

More Stories

Featured Stories

Weather News

South Florida wildfire sending smoke into nearby communities

1 hour ago

Health

Pickle is the pumpkin spice of summer

1 day ago

Climate

A mysterious ‘cold blob’ in the ocean has puzzled scientists

5 days ago

Weather News

Submersible ride revealed whale graveyard. It holds more than bones

1 day ago

Weather News

Driver, dog rescued after clinging to tree for hours

4 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

...

...

...