Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Severe weather to focus on the central US this week. Click for the forecast. Chevron right

Sullivan, WI

64°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sullivan

Wisconsin

64°
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
Sullivan, WI 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

11 AM

66°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™63°

WindSW 14 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts17 mph

Humidity95%

Indoor Humidity88% (Humid)

Dew Point64° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling3000 ft

12 PM

70°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™66°

WindSW 14 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts18 mph

Humidity79%

Indoor Humidity79% (Humid)

Dew Point63° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4300 ft

1 PM

73°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 21%
Chevron down
Intermittent clouds

RealFeel Shade™70°

WindSW 15 mph

Air QualityFair

Max UV Index3.2 (Moderate)

Wind Gusts20 mph

Humidity68%

Indoor Humidity68% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling5700 ft

2 PM

74°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 23%
Chevron down
Intermittent clouds

RealFeel Shade™71°

WindSW 10 mph

Air QualityFair

Max UV Index3.0 (Moderate)

Wind Gusts15 mph

Humidity66%

Indoor Humidity66% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling6100 ft

3 PM

75°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 23%
Chevron down
Intermittent clouds

RealFeel Shade™73°

WindSSW 12 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts16 mph

Humidity64%

Indoor Humidity64% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling6600 ft

4 PM

74°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 28%
Chevron down
Intermittent clouds

RealFeel Shade™72°

WindSSW 13 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts16 mph

Humidity67%

Indoor Humidity67% (Humid)

Dew Point63° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

5 PM

71°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 74%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™65°

WindSSW 13 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts16 mph

Humidity83%

Indoor Humidity83% (Humid)

Dew Point65° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Rain0.20 in

Visibility3 mi

Cloud Ceiling2000 ft

6 PM

68°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Intermittent clouds

RealFeel Shade™67°

WindSSW 12 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts14 mph

Humidity86%

Indoor Humidity86% (Humid)

Dew Point64° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

7 PM

65°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 74%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™58°

WindSSW 12 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts14 mph

Humidity91%

Indoor Humidity83% (Humid)

Dew Point63° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover70%

Rain0.20 in

Visibility3 mi

Cloud Ceiling2000 ft

8 PM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

WindSSW 10 mph

Air QualityFair

Wind Gusts13 mph

Humidity88%

Indoor Humidity81% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling9600 ft

9 PM

64°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindSW 12 mph

Air QualityFair

Wind Gusts14 mph

Humidity92%

Indoor Humidity81% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover91%

Visibility10 mi

Cloud Ceiling12100 ft

10 PM

64°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 39%
Chevron down
Cloudy

WindSW 12 mph

Air QualityFair

Wind Gusts14 mph

Humidity93%

Indoor Humidity80% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

11 PM

62°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindSSW 10 mph

Air QualityFair

Wind Gusts13 mph

Humidity93%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling14700 ft

Hourly Weather Forecast for Sullivan

AccuWeather's hourly forecast for Sullivan provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 66° with a RealFeel® of 66°, intermittent clouds with a 20% 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

Thursday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Multiday severe risk threatens central US with winds, tornadoes and fl...

5 hours ago

Hurricane

Super Typhoon Sinlaku poses a serious threat to Guam

1 hour ago

Weather Forecasts

Summerlike heat to challenge records in eastern US

5 hours ago

Severe Weather

Rare tornado touches down in Northern California

21 hours ago

Weather Forecasts

Multiple storms to usher in rain and mountain snow to the West

5 hours ago

 More Stories

Featured Stories

Astronomy

Astronaut’s reunion with her dog is pure joy

19 hours ago

Climate

Swiss singer performs inside Morteratsch glacier cave before it melts

19 hours ago

Astronomy

Lyrids 2026: How to see the 1st meteor shower since January

23 hours ago

Severe Weather

Earth's lightning capital gets 8,000 strikes per day

4 days ago

Severe Weather

10 tornado facts, including one that hit with 300-mph winds

1 day ago
World North America United States Wisconsin Sullivan

Weather Near Sullivan:

  • Kenosha, WI
  • Milwaukee, WI
  • Racine, WI
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

...

...

...