July weather forecast
Connecticut, USA

July in Connecticut is characterized by hot and humid weather, representing the peak of the summer season. It is during this month that the highest temperatures are typically registered, with average high temperatures reaching up to 85°F (29.4°C) across the state.

Heatwaves are not uncommon, and temperatures may occasionally surpass 100°F (37.8°C), particularly in southern and coastal regions. The record high temperature for Connecticut, 106°F (41.1°C), was recorded in Danbury on July 15, 1995, illustrating the potential extremes of July's heat.

Thunderstorms are frequent, particularly in the late afternoon and evening. These can be quite intense but are usually brief, contributing to the state's annual rainfall average of 44" (1118mm) to 48" (1219mm).

The humidity reaches its peak in July, particularly in late summer and early fall, adding to the perception of heat and potentially creating uncomfortable conditions, especially during heatwaves.

Despite the potential for intense weather, July offers many clear and sunny days, with the sunniest period occurring between June and August. The percentage of possible annual sunshine ranges from 45% to 65% across the state, with 100 to 125 clear days in the year.

July's weather in Connecticut embodies the height of summer, with hot, humid conditions prevailing throughout the state. While thunderstorms are common, they are balanced by prolonged periods of sunshine and warmth. The coastal areas may offer slightly more moderate conditions, but the overall climate is characterized by the heat and humidity typical of a northeastern U.S. summer. July stands as a marked continuation of June's warmth but brings the summer's characteristics to their zenith, solidifying its place as the hottest month of the year in Connecticut.

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• Hartford - July »
  July is the warmest month in Hartford with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 63.7°F (17.6°C). July is the month when Hartford's temperatures reach their peak, with averages of 82.9°F (28.3°C) and lows of 63.7°F (17.6°C).
• New Haven - July »
  July in New Haven marks the peak of summer, providing the highest average temperature of 80.4°F (26.9°C) and enjoying 15.1 hours of daylight. July, with its high-temperature average of 80.4°F (26.9°C) and a low-temperature average of 67.6°F (19.8°C), is the warmest month in New Haven, Connecticut.
• Stamford - July »
  The month with the most rainfall in Stamford is July, when the rain falls for 17.7 days and typically aggregates up to 4.25" (108mm) of precipitation. July, with its average high-temperature of 81.3°F (27.4°C) and an average low-temperature of 69.1°F (20.6°C), holds the record as the warmest month in Stamford.
• Bridgeport - July »
  In Bridgeport in July, the average water temperature is 70.9°F (21.6°C). In Bridgeport in July, the average water temperature is 70.9°F (21.6°C).
• Waterbury - July »
  The months with the most sunshine in Waterbury are July and August, with an average of 10.1h of sunshine. On the first day of July in Waterbury sunrise is at 5:22 am and sunset at 8:30 pm.
• Norwalk - July »
  The month with the most rainfall in Norwalk is July, when the rain falls for 18.1 days and typically aggregates up to 4.13" (105mm) of precipitation. July is the warmest month in Norwalk, with an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 68.2°F (20.1°C).
• Danbury - July »
  Danbury's warmest month, July, registers temperatures that range from a high of 82°F (27.8°C) to a low of 64.2°F (17.9°C). Danbury's warmest month, July, registers temperatures that range from a high of 82°F (27.8°C) to a low of 64.2°F (17.9°C).
• New Britain - July »
  In New Britain during July, the rain falls for 17.5 days and regularly aggregates up to 2.99" (76mm) of precipitation. With an average of 10.4h of sunshine, July has the most sunshine of the year in New Britain, Connecticut.
• Bristol - July »
  July and August, with an average of 10.2h of sunshine, are months with the most sunshine in Bristol, Connecticut. July and August, with an average of 10.2h of sunshine, are months with the most sunshine in Bristol.
• Meriden - July »
  In Meriden in July, during 17.3 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. In Meriden, during July, the rain falls for 17.3 days and regularly aggregates up to 3.07" (78mm) of precipitation.
• Milford - July »
  Milford's July weather, with an average high temperature of 81.1°F (27.3°C) and an average low temperature of 67.8°F (19.9°C), tends to be the warmest of the year. In July, the average ocean temperature in Milford is 70.9°F (21.6°C).
• West Haven - July »
  July, on average, is the warmest month in West Haven registering a high temperature of 80.4°F (26.9°C) and a low of 67.6°F (19.8°C). In West Haven, Connecticut, during July, the rain falls for 18 days and regularly aggregates up to 3.43" (87mm) of precipitation.