June weather forecast
Connecticut, USA

June marks the beginning of summer in Connecticut, with temperatures climbing and the state experiencing the full effect of the Bermuda High. The weather becomes hot, and the sun shines for longer durations, contributing to an average annual sunshine of 2500 hours.

Average high temperatures reach 85°F (29.4°C), especially in southern and coastal areas. Northern regions may experience slightly lower temperatures, but the warmth is felt across the state. Heatwaves occasionally push temperatures even higher, indicative of the peak summer season.

Rainfall remains within the annual range of 44" (1118mm) to 48" (1219mm), with thunderstorms becoming more common. These storms can be intense, often accompanied by lightning and thunder, but they are typically short-lived.

Humidity starts to rise, particularly in late June, though it is not yet at its highest levels. This increase in humidity adds to the overall sensation of warmth and can make the weather feel more oppressive, particularly during heatwaves.

June's weather in Connecticut reflects a definitive shift into summer, with consistently warm temperatures, increased sunshine, and the emergence of summer thunderstorms. The state's various regions experience more uniform weather, though slight variations may still be present. As the month progresses, the weather continues to heat up, leading into the peak summer conditions of July and August. The shift from the pleasant warmth of May to the more intense heat of June is notable, fully embracing the characteristics of a New England summer.

---

• Hartford - June »
  The wettest months in Hartford are June and July, with an average 1.06" (27mm) of rainfall. With an average of 15h and 12min of daylight, June has the longest days of the year in Hartford, Connecticut.
• New Haven - June »
  The month with the longest days in New Haven is June, with an average of 15h and 6min of daylight. In New Haven during June, the rain falls for 16.7 days and regularly aggregates up to 2.95" (75mm) of precipitation.
• Stamford - June »
  In Stamford, during June, the rain falls for 17 days and regularly aggregates up to 3.27" (83mm) of precipitation. In Stamford, during June, the rain falls for 17 days and regularly aggregates up to 3.27" (83mm) of precipitation.
• Bridgeport - June »
  June has the longest days of the year in Bridgeport with an average of 15h and 6min of daylight. In Bridgeport, during June, the rain falls for 17.2 days and regularly aggregates up to 3.11" (79mm) of precipitation.
• Waterbury - June »
  In Waterbury, in June, it is raining for 16.9 days, with typically 3.03" (77mm) of accumulated precipitation. With an average of 15h and 6min of daylight, June has the longest days of the year in Waterbury.
• Norwalk - June »
  In Norwalk during June, the rain falls for 17.3 days and regularly aggregates up to 3.27" (83mm) of precipitation. With an average of 15h and 6min of daylight, June has the longest days of the year in Norwalk, Connecticut.
• Danbury - June »
  June has the longest days of the year in Danbury with an average of 15h and 6min of daylight. In Danbury, in June, it is raining for 14.2 days, with typically 1.3" (33mm) of accumulated precipitation.
• New Britain - June »
  In New Britain during June, the rain falls for 17.3 days and regularly aggregates up to 2.95" (75mm) of precipitation. In New Britain, during June, the rain falls for 17.3 days and regularly aggregates up to 2.95" (75mm) of precipitation.
• Bristol - June »
  June welcomes summer in Bristol pushing temperatures further upward and bringing the maximum daylight hours of 15.2. June has the longest days of the year in Bristol with an average of 15h and 12min of daylight.
• Meriden - June »
  June has the longest days of the year in Meriden with an average of 15h and 6min of daylight. The month with the longest days in Meriden is June, with an average of 15h and 6min of daylight.
• Milford - June »
  In Milford, in June, during 17 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. In Milford, in June, during 17 rainfall days, 3.07" (78mm) of precipitation is typically accumulated.
• West Haven - June »
  In West Haven in June, during 16.7 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. The months with the highest humidity in West Haven are February, May and June, with an average relative humidity of 76%.