Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Over 250 million face dangerous heat dome into 4th of July weekend. Click for details. Chevron right
Where will there be storms into 4th of July weekend? Click for the forecast. Chevron right

Caldwell, NJ

75°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Caldwell

New Jersey

75°
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
Caldwell, NJ 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
Thursday, July 2

Day

7/2
102°Hi
RealFeel® 109°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Hazy sunshine and very hot; the heat will be dangerous, especially for those without air conditioning
alerts

Extreme Heat Warning

12:00 PM Wednesday - 9:00 PM Friday
alerts

Extreme Heat Watch

12:00 PM Wednesday - 9:00 PM Saturday

Max UV Index11.0 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindW 7 mph

Wind Gusts18 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover34%

Morning

Afternoon

Night

7/2
77°Lo
RealFeel® 86°
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
Clear to partly cloudy and very warm; no heat relief; miserable for sleeping without air conditioning
alerts

Extreme Heat Warning

12:00 PM Wednesday - 9:00 PM Friday
alerts

Extreme Heat Watch

12:00 PM Wednesday - 9:00 PM Saturday

WindW 4 mph

Wind Gusts6 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover11%

Evening

Overnight

Sun & Moon

15 hrs 04 mins
Rise 5:29 AM
Set 8:33 PM
Waning Gibbous
Rise 10:30 PM
Set 8:49 AM

Temperature History

7/2
High
Low
Forecast
102°
77°
Average
84°
65°
Last Year
88°
71°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

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

39 minutes ago

Severe Weather

Thunderstorms to circle massive heat furnace into Fourth of July

18 minutes ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Dangerous heat to impact fans outside Dallas, Atlanta matches

17 hours ago

Weather Forecasts

Fourth of July weather forecast: Heat, storms and smoke ahead

15 minutes ago

Weather News

Why heat waves can turn deadly: AccuWeather index tracks intensity

19 hours ago

 More Stories

Featured Stories

Astronomy

Asteroid Day marks 1908 impact as scientists ready for new discoveries

18 hours ago

Weather News

Chicks fly from nest of famous California eagles Jackie and Shadow

19 hours ago

Weather News

Venezuela death toll surges as crews search after earthquakes

2 days ago

Recreation

12-year-old injured by bison in Yellowstone National Park

1 day ago

Weather News

At least 4 dead in Kentucky floods with more rainfall on the way

2 days ago
World North America United States New Jersey Caldwell

Weather Near Caldwell:

  • Bridgeport, CT
  • New York, NY
  • Newark, NJ
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

...

...

...