Connecticut weather averages

Going to Connecticut? Find the best month to visit Connecticut based on the weather.

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Check Connecticut weather averages before you book your next holiday in 2018/2019. Today's maximum temperature in Connecticut is expected to be 26°C, while the average maximum temperature in July is 28°C. The holiday weather guide shown above is for Hartford.

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Metric (°C / mm)  |  Imperial (°F / inches)

Connecticut weather averages: best month

Connecticut Best month Averages
Warmest July & August 28°C
Sunniest June, July & August 9 hours per day
Least rain October 8 days

Connecticut climate guide

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Tropical storm risk: Connecticut hurricane season

% of month affected by tropical storms
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The Connecticut tropical storm risk chart above shows the hurricane season for Hartford, Connecticut.

More about tropical storms

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Connecticut weather averages by month

Check Connecticut holiday weather averages for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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Compare Connecticut weather with the USA

Below the Connecticut weather chart shows maximum daytime temperature for Connecticut, USA (Hartford) and the USA (Washington). For more weather parameters or to change the destinations shown visit the comparison weather tool.

Maximum daytime temperature (°C)

Connecticut, USA (Hartford)
USA (Washington)
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Metric (°C / mm)  |  Imperial (°F / inches)

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More Connecticut destinations

All destinations (A to Z)

Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

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