For Business
|
Warnings
Data Suite
Forensics
Advertising
Superior Accuracy™

Severe weather outbreak to peak Friday with tornadoes. Click for the forecast.

Johnsburg, IL

Location

Location News Videos

Use Current Location

Recent

Johnsburg

Illinois

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.

Have an account already? Log In

settings

Johnsburg, 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

Hourly

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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

2 PM

68°

RealFeel® 70°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

47%

Mostly sunny

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

RealFeel Shade™64°

WindNW 16 mph

Air QualityFair

Max UV Index6.3 (High)

Wind Gusts25 mph

Humidity66%

Indoor Humidity65% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling34000 ft

3 PM

68°

RealFeel® 65°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

51%

Mostly cloudy w/ showers

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

RealFeel Shade™62°

WindNW 15 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts25 mph

Humidity63%

Indoor Humidity62% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover60%

Rain0.01 in

Visibility10 mi

Cloud Ceiling10000 ft

4 PM

67°

RealFeel® 68°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

47%

Partly sunny

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

RealFeel Shade™64°

WindNW 15 mph

Air QualityFair

Max UV Index3.7 (Moderate)

Wind Gusts27 mph

Humidity64%

Indoor Humidity62% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

67°

RealFeel® 66°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

34%

Partly sunny

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

RealFeel Shade™64°

WindNW 13 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts24 mph

Humidity65%

Indoor Humidity63% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

66°

RealFeel® 64°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

34%

Partly sunny

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

RealFeel Shade™62°

WindNW 12 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts22 mph

Humidity69%

Indoor Humidity64% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover33%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

64°

RealFeel® 61°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

22%

Mostly sunny

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

RealFeel Shade™61°

WindN 10 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts13 mph

Humidity75%

Indoor Humidity65% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

62°

RealFeel® 61°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Mostly clear

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

WindE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity77%

Indoor Humidity62% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

59°

RealFeel® 57°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Mostly clear

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

WindESE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity79%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

56°

RealFeel® 54°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Mostly clear

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

WindESE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity80%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

54°

RealFeel® 51°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

0%

Mostly clear

Flood Warning

1:00 PM Tuesday - 5:30 AM Friday

WindESE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity85%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Johnsburg

AccuWeather's hourly forecast for Johnsburg provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 68° with a RealFeel® of 70°, mostly sunny with a 47% 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

Saturday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Severe weather outbreak to peak Friday with tornado risk in central US

1 hour ago

Winter Weather

Cars are emerging from a massive snow pile months after winter storms

4 hours ago

Weather Forecasts

Cold snap, freeze to follow heat wave in part of eastern US

53 minutes ago

Severe Weather

Tornadoes, grapefruit-size hail hit Iowa, Wisconsin amid week of storm...

1 day ago

Hurricane

Super Typhoon Sinlaku causes serious damage to islands

1 day ago

Featured Stories

Weather News

7-month-old dies after being found in hot car in Tennessee

3 hours ago

Weather News

114 years later: How weather helped seal the Titanic’s fate

1 day ago

Weather News

River flooding, possible dam failure threatens Wisconsin, Michigan

1 hour ago

Astronomy

Astronaut’s reunion with her dog is pure joy

2 days ago

Astronomy

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

3 days ago

World North America United States Illinois Johnsburg

Weather Near Johnsburg:

Chicago, IL
Joliet, IL
Naperville, IL

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

...

...

...