Monthly weather forecast and climate
Hadlyme, CT

Weather in January

January, like December, in Hadlyme, Connecticut, is a wintry winter month, with average temperature fluctuating between 35.2°F (1.8°C) and 25.5°F (-3.6°C). With an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 25.5°F (-3.6°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter, in Hadlyme, is also a wintry month, with average temperature varying between 37.9°F (3.3°C) and 26.2°F (-3.2°C). In Hadlyme, the average high-temperature is almost the same as in January - a still cold 37.9°F (3.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Hadlyme, Connecticut, with average temperature fluctuating between 32.5°F (0.3°C) and 43.7°F (6.5°C). In March, the average high-temperature marginally rises, from a wintry 37.9°F (3.3°C) in February, to a frosty 43.7°F (6.5°C). Weather in March »

Weather in April

April is a cool spring month in Hadlyme, Connecticut, with temperature in the range of an average high of 54.3°F (12.4°C) and an average low of 41.7°F (5.4°C). In Hadlyme, the average high-temperature in April rises, from a frosty 43.7°F (6.5°C) in March, to a cool 54.3°F (12.4°C). Weather in April »

Weather in May

May, the last month of the spring, in Hadlyme, is an enjoyable month, with average temperature ranging between max 64.9°F (18.3°C) and min 50.7°F (10.4°C). In May, the average high-temperature increases, from a fresh 54.3°F (12.4°C) in April, to an enjoyable 64.9°F (18.3°C). Weather in May »

Weather in June

June, the first month of the summer, in Hadlyme, is an agreeable month, with average temperature ranging between max 73°F (22.8°C) and min 58.8°F (14.9°C). In Hadlyme, the average high-temperature marginally rises, from a comfortable 64.9°F (18.3°C) in May, to an agreeable 73°F (22.8°C). Weather in June »

Weather in July

July is a moderately hot summer month in Hadlyme, Connecticut, with average temperature ranging between min 66.6°F (19.2°C) and max 79.7°F (26.5°C). The warmest month is July, with an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 66.6°F (19.2°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Hadlyme, Connecticut, with average temperature fluctuating between 78.6°F (25.9°C) and 65.7°F (18.7°C). In August, the average high-temperature is relatively the same as in July - a still warm 78.6°F (25.9°C). Weather in August »

Weather in September

September, the first month of the autumn, in Hadlyme, is also an agreeable month, with average temperature ranging between min 59.5°F (15.3°C) and max 72.3°F (22.4°C). In Hadlyme, the average high-temperature marginally drops, from a warm 78.6°F (25.9°C) in August, to a pleasant 72.3°F (22.4°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Hadlyme, Connecticut, with average temperature varying between 50.5°F (10.3°C) and 61.9°F (16.6°C). In October, the average high-temperature drops, from a pleasant 72.3°F (22.4°C) in September, to an enjoyable 61.9°F (16.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Hadlyme, Connecticut, with average temperature varying between 50.7°F (10.4°C) and 39.9°F (4.4°C). In November, the average high-temperature drops, from an enjoyable 61.9°F (16.6°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 Hadlyme, Connecticut, with average temperature ranging between min 32.4°F (0.2°C) and max 41.9°F (5.5°C). In Hadlyme, the average high-temperature in December marginally drops, from a cool 50.7°F (10.4°C) in November, to a wintry 41.9°F (5.5°C). Weather in December »
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FAQ

What is the coldest month in Hadlyme?

The coldest month is January, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 25.5°F (-3.6°C).

How many days does it rain in Hadlyme?

Throughout the year, in Hadlyme, Connecticut, there are 166.2 rainfall days, and 34.8" (884mm) of precipitation is accumulated.

When does it snow in Hadlyme?

Months with snowfall in Hadlyme are January through May, November and December.

How many days does it snow in Hadlyme?

Throughout the year, in Hadlyme, Connecticut, there are 24.2 snowfall days, and 9.53" (242mm) of snow is accumulated.

When is the lowest UV index in Hadlyme?

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

What is the month with the least sunshine in Hadlyme?

Months with the least sunshine in Hadlyme are February and December, with an average of 4.8h of sunshine.

What is the snowiest month in Hadlyme?

March is the month with the most snowfall. Snow falls for 4.7 days and accumulates 2.76" (70mm) of snow.

What is the least humid month in Hadlyme?

The least humid month in Hadlyme is April, with an average relative humidity of 73%.

What are the most humid months in Hadlyme?

May through July, with an average relative humidity of 78%, are most humid months in Hadlyme, Connecticut.

When it does not snow in Hadlyme?

In Hadlyme, Connecticut, snow does not fall in June through October.

When are the longest days in Hadlyme?

The month with the longest days in Hadlyme, Connecticut, is June, with an average of 15.1h of daylight.

What is the month with the highest UV index in Hadlyme?

Months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the warmest month in Hadlyme?

July is the warmest month, with an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 66.6°F (19.2°C).

What month has the most sunshine in Hadlyme?

August has the most sunshine of the year in Hadlyme, Connecticut, with an average of 10.6h of sunshine.

What is the driest month in Hadlyme?

September is the month with the least rainfall in Hadlyme. Rain falls for 13 days and accumulates 1.93" (49mm) of precipitation.

What is the rainiest month in Hadlyme?

The month with the most rainfall in Hadlyme, Connecticut, is December when the rain falls for 13 days and typically aggregates up to 3.66" (93mm) of precipitation.

What is the month with the shortest days in Hadlyme?

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

Average temperature
Hadlyme, CT

Average temperature - Hadlyme, CT

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (35.2°F).

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

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Average pressure
Hadlyme, CT

Average pressure - Hadlyme, CT

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed
Hadlyme, CT

Average wind speed - Hadlyme, CT

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity
Hadlyme, CT

Average humidity - Hadlyme, CT

Months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is April (73%).

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Average rainfall
Hadlyme, CT

Average rainfall - Hadlyme, CT

The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days
Hadlyme, CT

Average rainfall days - Hadlyme, CT

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9 days).

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Average snowfall
Hadlyme, CT

Average snowfall - Hadlyme, CT

The month with the highest snowfall is March (2.76").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days
Hadlyme, CT

Average snowfall days - Hadlyme, CT

The month with the highest number of snowfall days is February (7 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Hadlyme, CT

Average daylight / Average sunshine - Hadlyme, CT

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

The month with the most sunshine is August (Average sunshine: 10.6h).
Months with the least sunshine are February and December (Average sunshine: 4.8).

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Average sunshine days
Hadlyme, CT

Average sunshine days - Hadlyme, CT

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is July (11.7 days).

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Average UV index
Hadlyme, CT

Average UV index - Hadlyme, 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
Hadlyme, CT

Average visibility - Hadlyme, CT

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

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