Climate and monthly weather forecast
East Haven, CT

Weather in January

January, the same as December, is another cold winter month in East Haven, Connecticut, with an average temperature varying between 35.2°F (1.8°C) and 25.3°F (-3.7°C). With an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 25.3°F (-3.7°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in East Haven, Connecticut, with an average temperature fluctuating between 37.9°F (3.3°C) and 26.6°F (-3°C). In East Haven, Connecticut, the average high-temperature in February is almost the same as in January - a still wintry 37.9°F (3.3°C). Weather in February »

Weather in March

March, the first month of the spring in East Haven, is a chilly month, with an average temperature fluctuating between 43.9°F (6.6°C) and 33.1°F (0.6°C). In East Haven, the average high-temperature in March slightly increases from a cold 37.9°F (3.3°C) in February to a frosty 43.9°F (6.6°C). Weather in March »

Weather in April

April in East Haven, Connecticut, is a cool spring month, with temperature in the range of an average low of 42.3°F (5.7°C) and an average high of 54.7°F (12.6°C). In East Haven, the average high-temperature in April increases from a frosty 43.9°F (6.6°C) in March to a fresh 54.7°F (12.6°C). Weather in April »

Weather in May

May, the last month of the spring in East Haven, is a comfortable month, with an average temperature varying between 51.4°F (10.8°C) and 65.3°F (18.5°C). In East Haven, Connecticut, the average high-temperature in May increases from a fresh 54.7°F (12.6°C) in April to a comfortable 65.3°F (18.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in East Haven, Connecticut, with temperature in the range of an average high of 73.6°F (23.1°C) and an average low of 60.3°F (15.7°C). In East Haven, the average high-temperature in June marginally rises from an enjoyable 65.3°F (18.5°C) in May to a moderately hot 73.6°F (23.1°C). Weather in June »

Weather in July

July, like June, in East Haven, Connecticut, is another warm summer month, with an average temperature ranging between max 80.4°F (26.9°C) and min 67.5°F (19.7°C). July is the warmest month, with an average high-temperature of 80.4°F (26.9°C) and an average low-temperature of 67.5°F (19.7°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in East Haven, Connecticut, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 66.9°F (19.4°C). In East Haven, the average high-temperature in August is almost the same as in July - a still warm 79.7°F (26.5°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in East Haven, Connecticut, with temperature in the range of an average low of 60.3°F (15.7°C) and an average high of 72.5°F (22.5°C). In East Haven, Connecticut, the average high-temperature in September slightly decreases from a warm 79.7°F (26.5°C) in August to a pleasant 72.5°F (22.5°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in East Haven, Connecticut, with an average temperature ranging between max 61.7°F (16.5°C) and min 50.9°F (10.5°C). In East Haven, the average high-temperature in October drops from an agreeable 72.5°F (22.5°C) in September to a comfortable 61.7°F (16.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in East Haven, Connecticut, with temperature in the range of an average low of 39.9°F (4.4°C) and an average high of 50.7°F (10.4°C). In November, the average high-temperature decreases from a comfortable 61.7°F (16.5°C) in October to a fresh 50.7°F (10.4°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in East Haven, Connecticut, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 32.4°F (0.2°C). In East Haven, the average high-temperature in December decreases from a fresh 50.7°F (10.4°C) in November to a cold 41.7°F (5.4°C). Weather in December »
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FAQ

What is the coldest month in East Haven?

The coldest month is January, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 25.3°F (-3.7°C).

What is the driest month in East Haven?

The months with the least rainfall in East Haven, Connecticut, are January and September Rain falls for 6.2 days and accumulates 0.51" (13mm) of rain.

How much does it rain in East Haven?

In East Haven, Connecticut, during the entire year, the rain falls for 112.8 days and collects up to 9.8" (249mm) of precipitation.

When does it snow in East Haven?

Months with snowfall are January through March and December.

How many days does it snow in East Haven?

Throughout the year, there are 16.3 snowfall days, and 1.54" (39mm) of snow is accumulated.

What are the months with the lowest UV index in East Haven?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in East Haven, Connecticut.

What is the month with the least sunshine in East Haven?

February has the least sunshine of the year, with an average of 4.8h of sunshine.

What is the snowiest month in East Haven?

The month with the most snowfall in East Haven is March, when snow falls for 3 days and typically aggregates up to 0.55" (14mm) of snow.

When is Daylight Saving Time (DST) in East Haven?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in East Haven?

The least humid month is April, with an average relative humidity of 72%.

When it does not snow in East Haven?

In East Haven, Connecticut, snow does not fall in April through November.

What is the most humid month in East Haven?

With an average relative humidity of 77%, June is the most humid month in East Haven, Connecticut.

When are the longest days in East Haven?

With an average of 15h and 7min of daylight, June has the longest days of the year in East Haven, Connecticut.

When is the highest UV index in East Haven?

The months with the highest UV index in East Haven are June through August, with an average maximum UV index of 6.

What is the warmest month in East Haven?

With an average high-temperature of 80.4°F (26.9°C) and an average low-temperature of 67.5°F (19.7°C), July is the warmest month in East Haven.

What is the rainiest month in East Haven?

The month with the most rainfall is July, when the rain falls for 12.8 days and typically aggregates up to 1.14" (29mm) of precipitation.

What is the month with the most sunshine in East Haven?

The months with the most sunshine are July and August, with an average of 10.6h of sunshine.

What is the month with the shortest days in East Haven?

December has the shortest days of the year, with an average of 9h and 16min of daylight.

Average temperature
East Haven, CT

Average temperature - East Haven, CT

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (35.2°F).

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

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Average pressure
East Haven, CT

Average pressure - East Haven, CT

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
East Haven, CT

Average wind speed - East Haven, CT

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average rainfall
East Haven, CT

Average rainfall - East Haven, CT

The wettest month (with the highest rainfall) is July (1.14").
The driest months (with the least rainfall) are January and September (0.51").

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Average rainfall days
East Haven, CT

Average rainfall days - East Haven, CT

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is January (6.2 days).

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Average snowfall
East Haven, CT

Average snowfall - East Haven, CT

The month with the highest snowfall is March (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days
East Haven, CT

Average snowfall days - East Haven, CT

The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
East Haven, CT

Average daylight / Average sunshine - East Haven, CT

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days
East Haven, CT

Average sunshine days - East Haven, CT

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is August (16.3 days).

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Average UV index
East Haven, CT

Average UV index - East Haven, CT

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
East Haven, CT

Average visibility - East Haven, CT

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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