Connecticut weather

Below are the temperatures expected today at popular destinations in Connecticut. Select a destination to compare today's forecast with average weather conditions.

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Recommended for Connecticut

The weather guide for Connecticut (Hartford) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

When is the best time to go to Connecticut?

The best time to go to Connecticut (Hartford) is June, July and August based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • 1°C maximum daytime temperature in January in Connecticut (Hartford)1
    Jan
  • 2°C maximum daytime temperature in February in Connecticut (Hartford)2
    Feb
  • 8°C maximum daytime temperature in March in Connecticut (Hartford)8
    Mar
  • 15°C maximum daytime temperature in April in Connecticut (Hartford)15
    Apr
  • 21°C maximum daytime temperature in May in Connecticut (Hartford)21
    May
  • 26°C maximum daytime temperature in June in Connecticut (Hartford)26
    Jun
  • 28°C maximum daytime temperature in July in Connecticut (Hartford)28
    Jul
  • 28°C maximum daytime temperature in August in Connecticut (Hartford)28
    Aug
  • 23°C maximum daytime temperature in September in Connecticut (Hartford)23
    Sep
  • 18°C maximum daytime temperature in October in Connecticut (Hartford)18
    Oct
  • 11°C maximum daytime temperature in November in Connecticut (Hartford)11
    Nov
  • 3°C maximum daytime temperature in December in Connecticut (Hartford)3
    Dec

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
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Best time to go for the weather

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

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Tropical storm risk: Connecticut hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
1.2%
1.3%
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

The Connecticut tropical storm risk chart above shows the hurricane season for Hartford, Connecticut. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

More about tropical storms

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More about the USA

Which is the hottest month in Connecticut?

The hottest time of year in Hartford, Connecticut is normally July. Expect maximum daytime temperatures to reach 28°C with moderate heat and humidity.

Which month has the most rain in Connecticut?

In terms of rainfall, May is usually the wettest month in Hartford, Connecticut with 101mm on average. There are normally 12 days in May with some rain.

When is it sunniest in Connecticut?

The sunniest time of year in Hartford, Connecticut is normally July with bright sunshine on average for 63% of daylight hours; that's 9 hours of sunshine per day.

What is the flight time to Connecticut from the UK?

The flight time to Connecticut from the UK is typically 10.5 hours.

What is the time difference between Connecticut and the UK?

The time difference between Connecticut and the UK is GMT-5 hours.

What is the main language spoken in Connecticut?

The main language spoken in Connecticut is English.

Learn a language for Connecticut with Busuu*, Lingoda* and Rocket Languages*.

What is the currency in Connecticut?

The currency in Connecticut is the US Dollar (USD).

Send money to Connecticut with Monito*, Wise* and World Remit*.

Which plugs are used in Connecticut?

Connecticut uses electrical plug type A + B (120 Volts).

Which side of the road do they drive on in Connecticut?

They drive on the right side of the road in Connecticut.

Do you need a visa for Connecticut?

Yes, UK passport holders do need a visa to enter Connecticut.

Check USA visa requirements for all passport holders with VisaHQ* and iVisa.com*.

Compare Connecticut weather with the USA

Below the Connecticut weather chart shows average maximum daytime temperature for Connecticut, USA (Hartford) and the USA (Washington).

Maximum daytime temperature (°C)

Connecticut, USA (Hartford)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

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