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Summer forecast 2026: Get ready for widespread heat as El Niño strengthens.

Frost, record-challenging chill is headed for the eastern US. See how cold it will get.

Haddam, CT

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Haddam, CT Weather

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Hourly

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3 PM

60°

RealFeel® 63°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly cloudy

RealFeel Shade™57°

WindS 9 mph

Air QualityFair

Max UV Index4.2 (Moderate)

Wind Gusts15 mph

Humidity51%

Indoor Humidity39% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover77%

Visibility10 mi

Cloud Ceiling28000 ft

4 PM

59°

RealFeel® 59°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Mostly cloudy

RealFeel Shade™56°

WindS 9 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts15 mph

Humidity53%

Indoor Humidity39% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover87%

Visibility10 mi

Cloud Ceiling25900 ft

5 PM

59°

RealFeel® 57°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Cloudy

RealFeel Shade™55°

WindS 9 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts15 mph

Humidity55%

Indoor Humidity39% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling23900 ft

6 PM

57°

RealFeel® 55°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Cloudy

RealFeel Shade™55°

WindS 8 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts13 mph

Humidity59%

Indoor Humidity40% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling18300 ft

7 PM

55°

RealFeel® 53°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

2%

Cloudy

RealFeel Shade™53°

WindSSE 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts12 mph

Humidity63%

Indoor Humidity40% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling12700 ft

8 PM

54°

RealFeel® 52°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

7%

Cloudy

WindSE 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity68%

Indoor Humidity42% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling7100 ft

9 PM

52°

RealFeel® 50°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

7%

Cloudy

WindSE 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity76%

Indoor Humidity43% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling6400 ft

10 PM

51°

RealFeel® 49°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

7%

Cloudy

WindSE 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity81%

Indoor Humidity43% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling5800 ft

11 PM

50°

RealFeel® 48°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

7%

Cloudy

WindESE 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity83%

Indoor Humidity44% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling5200 ft

Hourly Weather Forecast for Haddam

AccuWeather's hourly forecast for Haddam provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 60° with a RealFeel® of 63°, mostly cloudy with a 0% 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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Weather Near Haddam:

Hartford, CT
New Haven, CT
Waterbury, CT

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