Temperature in Connecticut in July

Daytime highs, nighttime lows and the warmest cities in Connecticut, the United States of America this July.

Connecticut, the United States of America, a region in the United States of America, experiences high average maximum daytime temperatures in July, ranging from 27°C (81°F) in Mystic to 30°C (86°F) in Windsor Locks. Nighttime temperatures generally drop to 18°C (64°F) in Windsor Locks and 19°C (66°F) in Mystic. July is part of the summer season On average, July is the warmest month of the year in Connecticut, the United States of America. So be prepared and pack summer clothes.

What is the temperature of the different cities in Connecticut, the United States of America in July?

Curious about the July temperatures in the prime spots of Connecticut? Navigate the map below and tap on a destination dot for more detailed stats.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit Connecticut, check out our Connecticut's climate page.

See also: Connecticut weather by month.

Best Places to Visit in Connecticut in July

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Connecticut.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in July: blue is cold, red is hot.

See all July weather averages, cities and regions in Connecticut

Connecticut temperatures in July: frequently asked questions

How hot does it get in Connecticut, the United States of America in July?

Expect daytime temperatures around 27°C (81°F) in Mystic. That makes July a high month for Connecticut, the United States of America.

How cold does it get at night in Connecticut, the United States of America in July?

After dark, Mystic cools to about 19°C (66°F) on an average July night.

What is the warmest city in July in Connecticut, the United States of America?

Based on our systematic data collection, Windsor Locks has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 30°C (86°F), while at night it goes down to an approximate temperature of 18°C (64°F).

What is the coldest city in July in Connecticut, the United States of America?

For the month of July, Mystic is the most temperate city in Connecticut, the United States of America based on our records. Highs average 27°C (81°F) and nighttime temperatures dip to around 19°C (66°F).

How much sun does Connecticut, the United States of America get in July?

Mystic enjoys approximately 290 hours of sunshine, offering a mostly sunny climate that adds a pleasant and vibrant feel to the month.

Interested in more climate information?

We have much more information about the climate in Connecticut.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

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