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Heat dome collapse to spark thunderstorms. Get the forecast. Chevron right

Danbury, CT

89°F
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Danbury

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Danbury, CT Weather
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2 PM

91°
RealFeel® 100°
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 30%
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Partly sunny
alerts

Heat Advisory

2:56 AM Saturday - 9:00 PM Saturday

RealFeel Shade™92°

Heat Index95°

WindWNW 9 mph

Air QualityFair

Max UV Index9.5 (Very High)

Wind Gusts15 mph

Humidity48%

Indoor Humidity48% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover33%

Visibility10 mi

Cloud Ceiling33300 ft

3 PM

92°
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
rain drop 30%
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Mostly sunny
alerts

Heat Advisory

2:56 AM Saturday - 9:00 PM Saturday

RealFeel Shade™101°

Heat Index111°

WindWNW 10 mph

Air QualityFair

Max UV Index7.3 (High)

Wind Gusts17 mph

Humidity67%

Indoor Humidity67% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover27%

Visibility10 mi

Cloud Ceiling29900 ft

4 PM

89°
RealFeel® 104°
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
rain drop 35%
Chevron down
Mostly sunny
alerts

Heat Advisory

2:56 AM Saturday - 9:00 PM Saturday

RealFeel Shade™97°

Heat Index104°

WindNW 9 mph

Air QualityFair

Max UV Index4.8 (Moderate)

Wind Gusts17 mph

Humidity71%

Indoor Humidity71% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling29900 ft

5 PM

86°
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 44%
Chevron down
Mostly sunny
alerts

Heat Advisory

2:56 AM Saturday - 9:00 PM Saturday

RealFeel Shade™91°

Heat Index93°

WindNW 9 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts17 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling29900 ft

6 PM

83°
RealFeel® 90°
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 48%
Chevron down
Mostly sunny
alerts

Heat Advisory

2:56 AM Saturday - 9:00 PM Saturday

RealFeel Shade™87°

Heat Index89°

WindNW 8 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts16 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling29900 ft

7 PM

78°
RealFeel® 84°
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
rain drop 52%
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Partly sunny w/ t-storms
alerts

Heat Advisory

2:56 AM Saturday - 9:00 PM Saturday

RealFeel Shade™82°

Heat Index80°

WindWNW 7 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts13 mph

Humidity92%

Indoor Humidity92% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover25%

Rain0.34 in

Visibility2 mi

Cloud Ceiling29900 ft

8 PM

78°
RealFeel® 82°
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
rain drop 43%
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Cloudy
alerts

Heat Advisory

2:56 AM Saturday - 9:00 PM Saturday

RealFeel Shade™82°

WindN 6 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts7 mph

Humidity79%

Indoor Humidity79% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

9 PM

78°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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rain drop 51%
Chevron down
Thunderstorms

WindNNW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity81%

Indoor Humidity81% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover89%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

10 PM

78°
RealFeel® 82°
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
rain drop 47%
Chevron down
Mostly cloudy

WindW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity79%

Indoor Humidity79% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling4000 ft

11 PM

77°
RealFeel® 82°
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
rain drop 34%
Chevron down
Cloudy

WindWSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

Hourly Weather Forecast for Danbury

AccuWeather's hourly forecast for Danbury provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 91° with a RealFeel® of 100°, partly sunny with a 30% 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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