Monthly weather forecast and climate
Blue Hills, CT

Weather in January

January, like December, in Blue Hills, Connecticut, is a wintry winter month, with average temperature fluctuating between 21.4°F (-5.9°C) and 33.1°F (0.6°C). January is the coldest month, with an average high-temperature of 33.1°F (0.6°C) and an average low-temperature of 21.4°F (-5.9°C). Weather in January »

Weather in February

February, the last month of the winter, in Blue Hills, is another cold month, with average temperature varying between 21.6°F (-5.8°C) and 35.8°F (2.1°C). In February, the average high-temperature is practically the same as in January - a still cold 35.8°F (2.1°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Blue Hills, Connecticut, with average temperature ranging between max 43.9°F (6.6°C) and min 29.5°F (-1.4°C). In Blue Hills, the average high-temperature in March slightly increases, from a cold 35.8°F (2.1°C) in February, to a chilly 43.9°F (6.6°C). Weather in March »

Weather in April

April in Blue Hills, Connecticut, is a moderate spring month, with average temperature varying between 56.5°F (13.6°C) and 39.9°F (4.4°C). In Blue Hills, the average high-temperature in April increases, from a chilly 43.9°F (6.6°C) in March, to a moderate 56.5°F (13.6°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Blue Hills, Connecticut, with average temperature ranging between min 49.5°F (9.7°C) and max 68.7°F (20.4°C). In May, the average high-temperature rises, from a moderate 56.5°F (13.6°C) in April, to a pleasant 68.7°F (20.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Blue Hills, Connecticut, with average temperature varying between 56.8°F (13.8°C) and 76.5°F (24.7°C). In Blue Hills, the average high-temperature marginally rises, from a pleasant 68.7°F (20.4°C) in May, to a warm 76.5°F (24.7°C). Weather in June »

Weather in July

July, like June, in Blue Hills, Connecticut, is another warm summer month, with temperature in the range of an average high of 82.9°F (28.3°C) and an average low of 63.7°F (17.6°C). July is the warmest month, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 63.7°F (17.6°C). The average heat index is appraised at a tropical 89.4°F (31.9°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Blue Hills, Connecticut, with average temperature ranging between min 62.2°F (16.8°C) and max 81°F (27.2°C). In August, the average high-temperature is almost the same as in July - a still warm 81°F (27.2°C). Weather in August »

Weather in September

September, the first month of the autumn, in Blue Hills, is also a moderately hot month, with average temperature fluctuating between 73.4°F (23°C) and 55.2°F (12.9°C). In Blue Hills, Connecticut, the average high-temperature marginally drops, from 81°F (27.2°C) in August, to a still moderately hot 73.4°F (23°C). Weather in September »

Weather in October

October, like September, in Blue Hills, Connecticut, is another enjoyable autumn month, with average temperature ranging between min 46.8°F (8.2°C) and max 61.2°F (16.2°C). In Blue Hills, the average high-temperature drops, from a warm 73.4°F (23°C) in September, to an enjoyable 61.2°F (16.2°C). Weather in October »

Weather in November

November, the last month of the autumn, in Blue Hills, is also a frosty month, with temperature in the range of an average high of 48.9°F (9.4°C) and an average low of 36°F (2.2°C). In November, the average high-temperature decreases, from a comfortable 61.2°F (16.2°C) in October, to a frosty 48.9°F (9.4°C). Weather in November »

Weather in December

December, the first month of the winter, in Blue Hills, is also a wintry month, with average temperature fluctuating between 38.5°F (3.6°C) and 27.7°F (-2.4°C). In December, the average high-temperature drops, from a frosty 48.9°F (9.4°C) in November, to a cold 38.5°F (3.6°C). Weather in December »
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FAQ

What is the coldest month in Blue Hills?

With an average high-temperature of 33.1°F (0.6°C) and an average low-temperature of 21.4°F (-5.9°C), January is the coldest month in Blue Hills, Connecticut.

How much does it rain in Blue Hills?

In Blue Hills, during the entire year, the rain falls for 113.2 days and collects up to 10.24" (260mm) of precipitation.

When does it snow in Blue Hills?

January through May, November and December are months with snowfall in Blue Hills, Connecticut.

How many days does it snow in Blue Hills?

In Blue Hills, during the entire year, snow falls for 21.5 days, and aggregates up to 4.45" (113mm) of snow.

When is the lowest UV index in Blue Hills?

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

What is the most humid month in Blue Hills?

The most humid month in Blue Hills, Connecticut, is February, with an average relative humidity of 79%.

When does it snow the most in Blue Hills?

February is the month with the most snowfall. Snow falls for 5.7 days and accumulates 1.14" (29mm) of snow.

What is the month with the least sunshine in Blue Hills?

The month with the least sunshine is February, with an average of 4.6h of sunshine.

What is the least humid month in Blue Hills?

April is the least humid month in Blue Hills, with an average relative humidity of 70%.

What is the wettest month in Blue Hills?

Months with the most rainfall in Blue Hills are June and July, with an average 1.06" (27mm) of precipitation.

When it does not snow in Blue Hills?

In Blue Hills snow does not fall in June through October.

When are the longest days in Blue Hills?

June has the longest days of the year, with an average of 15.2h of daylight.

What is the month with the highest UV index in Blue Hills?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Blue Hills, Connecticut.

What is the warmest month in Blue Hills?

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 warmest month in Blue Hills, Connecticut.

What are the months with the most sunshine in Blue Hills?

July and August, with an average of 10.4h of sunshine, are months with the most sunshine.

What is the driest month in Blue Hills?

September is the month with the least rainfall in Blue Hills, Connecticut. Rain falls for 8.2 days and accumulates 0.43" (11mm) of precipitation.

What is the month with the shortest days in Blue Hills?

The month with the shortest days in Blue Hills, Connecticut, is December, with an average of 9.2h of daylight.

Average temperature
Blue Hills, CT

Average temperature - Blue Hills, CT

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.1°F).

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

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Average pressure
Blue Hills, CT

Average pressure - Blue Hills, CT

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

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Average wind speed
Blue Hills, CT

Average wind speed - Blue Hills, CT

The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average rainfall
Blue Hills, CT

Average rainfall - Blue Hills, CT

The wettest months (with the highest rainfall) are June and July (1.06").
The driest month (with the least rainfall) is September (0.43").

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Average rainfall days
Blue Hills, CT

Average rainfall days - Blue Hills, CT

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is February (6.8 days).

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Average snowfall
Blue Hills, CT

Average snowfall - Blue Hills, CT

The month with the highest snowfall is February (1.14").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days
Blue Hills, CT

Average snowfall days - Blue Hills, CT

The month with the highest number of snowfall days is February (5.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Blue Hills, CT

Average daylight / Average sunshine - Blue Hills, CT

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

Months with the most sunshine are July and August (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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Average sunshine days
Blue Hills, CT

Average sunshine days - Blue Hills, CT

Months with the most sunshine days are January and November (20.4 days).
The month with the least sunshine days is June (16.3 days).

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Average UV index
Blue Hills, CT

Average UV index - Blue Hills, CT

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

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Average visibility
Blue Hills, CT

Average visibility - Blue Hills, CT

Months with the highest visibility are January, March, April, October, November and December (6mi).
Months with the lowest visibility are February, May, June, July, August and September (5mi).

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