Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
When will the heat wave end in the East? Click for the forecast. Chevron right

Gillespie, IL

90°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Gillespie

Illinois

90°
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
Gillespie, IL 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
2
Extreme Heat Warning

Today's Weather

Fri, Jul 3

Very humid; sunshine this morning followed by variable cloudiness with a thunderstorm in one or two spots Hi: 92°

Tonight: Partly cloudy and very humid with a thunderstorm Lo: 72°

Current Weather

11:36 AM

90°F
RealFeel® 107°
Mostly sunny More Details
RealFeel Shade™ 97°
Heat Index 100°
Wind WSW 5 mph
Wind Gusts 8 mph
Air Quality Fair

MINUTECAST®

Rain starting in 16 min

Now
12:36 PM

Looking Ahead

Thunderstorms, some heavy, tomorrow afternoon through Sunday afternoon

Gillespie Weather Radar

Gillespie 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

12 PM 89°
rain drop 7%
1 PM 91°
rain drop 11%
2 PM 92°
rain drop 19%
3 PM 92°
rain drop 19%
4 PM 91°
rain drop 24%
5 PM 90°
rain drop 43%
6 PM 89°
rain drop 47%
7 PM 82°
rain drop 51%
8 PM 82°
rain drop 47%
9 PM 80°
rain drop 47%
10 PM 78°
rain drop 51%
11 PM 76°
rain drop 39%

10-Day Weather Forecast

Today

7/3

92° 72°

Humid; a stray p.m. t-storm

Night: Humid with a thunderstorm

55%

Sat

7/4

88° 69°

A heavy t-storm in the p.m.

Humid with a thunderstorm

58%

Sun

7/5

86° 67°

Humid with a thunderstorm

Partly cloudy and humid

55%

Mon

7/6

84° 67°

Humid with a t-storm in spots

Partly cloudy and humid

55%

Tue

7/7

83° 69°

Humid with a stray t-storm

Partly cloudy and humid

55%

Wed

7/8

87° 67°

A couple of t-storms; humid

Mostly cloudy and humid

90%

Thu

7/9

87° 69°

A t-storm around in the p.m.

Humid; a t-storm or two late

55%

Fri

7/10

86° 67°

T-storms, mainly late; humid

A few showers in the evening

75%

Sat

7/11

83° 66°

A couple of t-storms; humid

A couple of t-storms; humid

66%

Sun

7/12

84° 67°

Humid with a stray t-storm

Humid; a passing shower late

55%

Sun & Moon

14 hrs 51 mins
Rise 5:38 AM
Set 8:29 PM
Waning Gibbous
Rise 10:55 PM
Set 10:01 AM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low 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 Extreme Data is not supported in this location

Top Stories

Weather Forecasts

Fourth of July week furnace: Dangerous heat dome for 250 million

3 hours ago

Weather News

America 250 events are being canceled, reshaped as heat dome grips US

3 hours ago

Weather Forecasts

Heat furnace to flip from eastern to western U.S. next week

6 hours ago

Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

World Cup faces heat, storm risk into the weekend

3 hours ago

Severe Weather

Thunderstorms to circle massive heat furnace into Fourth of July

6 hours ago

More Stories

Featured Stories

Weather News

Texas Hill Country marks 1 year since deadly July 4 flood

2 hours ago

Weather News

What is the most American animal?

23 hours ago

Weather News

Chicks fly from nest of famous California eagles Jackie and Shadow

3 days ago

Astronomy

A viral sunset and dueling meteor showers are coming in July

2 days ago

Recreation

Girl survives rabid bat attack after receiving lifesaving treatment

23 hours ago

World North America United States Illinois Gillespie

Weather Near Gillespie:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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

...

...

...