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Over 250 million face dangerous heat dome into 4th of July weekend. Click for details. Chevron right
4th of July forecast: Where will storms disrupt outdoor plans? Chevron right

Caldwell, NJ

95°F
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Caldwell

New Jersey

95°
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Caldwell, NJ Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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7 PM

94°
RealFeel® 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 54%
Chevron down
Partly sunny w/ t-storms
alerts

Extreme Heat Warning

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

Extreme Heat Watch

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

Air Quality Alert

9:54 AM Monday - 11:00 PM Wednesday

RealFeel Shade™97°

Heat Index102°

WindWSW 5 mph

Air QualityPoor

Max UV Index1.2 (Low)

Wind Gusts9 mph

Humidity51%

Indoor Humidity51% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover18%

Rain0.02 in

Visibility5 mi

Cloud Ceiling30000 ft

8 PM

91°
RealFeel® 96°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 51%
Chevron down
Partly sunny w/ t-storms
alerts

Extreme Heat Warning

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

Extreme Heat Watch

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

Air Quality Alert

9:54 AM Monday - 11:00 PM Wednesday

RealFeel Shade™96°

Heat Index100°

WindS 4 mph

Air QualityPoor

Max UV Index0.4 (Low)

Wind Gusts8 mph

Humidity57%

Indoor Humidity57% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover48%

Rain0.04 in

Visibility6 mi

Cloud Ceiling30000 ft

9 PM

89°
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 47%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

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

Extreme Heat Watch

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

Air Quality Alert

9:54 AM Monday - 11:00 PM Wednesday

Heat Index96°

WindSE 4 mph

Air QualityPoor

Wind Gusts5 mph

Humidity56%

Indoor Humidity56% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover14%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

87°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 40%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

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

Extreme Heat Watch

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

Air Quality Alert

9:54 AM Monday - 11:00 PM Wednesday

Heat Index93°

WindE 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity62%

Indoor Humidity62% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover16%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

84°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 34%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

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

Extreme Heat Watch

12:00 PM Wednesday - 9:00 PM Saturday

Heat Index92°

WindE 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Caldwell

AccuWeather's hourly forecast for Caldwell provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 94° with a RealFeel® of 99°, partly sunny w/ t-storms with a 54% 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.

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