Climate and monthly weather forecast
Hadlyme, CT

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Weather in January

January, like December, in Hadlyme, Connecticut, is an icy winter month, with temperature in the range of an average low of 25.5°F and an average high of 35.2°F. In Hadlyme, the month of January is known for its lowest average temperatures, reaching a high of 35.2°F and a low of 25.5°F. Weather in January »

Weather in February

The last month of the winter, February, is also an icy month in Hadlyme, Connecticut, with temperature in the range of an average low of 26.2°F and an average high of 37.9°F. Hadlyme marks the arrival of February with an average high-temperature of a still wintry 37.9°F, hardly different from January's 35.2°F. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Hadlyme, Connecticut, with an average temperature varying between 32.5°F and 43.7°F. March's onset is marked by a subtle temperature increase, moving from a cold 37.9°F in February to a frosty 43.7°F. Weather in March »

Weather in April

April in Hadlyme, Connecticut, is a fresh spring month, with an average temperature fluctuating between 41.7°F and 54.3°F. Hadlyme's transition into April is marked by a rise in the average high-temperature, advancing from a chilly 43.7°F in March to a cool 54.3°F. Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Hadlyme, Connecticut, with an average temperature fluctuating between 64.9°F and 50.7°F. As Hadlyme enters May, the average high-temperature increases from the a cool 54.3°F of April to a refreshing 64.9°F. Weather in May »

Weather in June

June, the first month of the summer in Hadlyme, is a pleasant month, with an average temperature fluctuating between 58.8°F and 73°F. The onset of June brings a minor temperature shift, with the average high-temperature moving from a refreshing 64.9°F in May to an agreeable 73°F. Weather in June »

Weather in July

July in Hadlyme, Connecticut, is a moderately hot summer month, with an average temperature ranging between max 79.7°F and min 66.6°F. July is the warmest month, with the temperature often reaching an average high of 79.7°F and an average low of 66.6°F. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Hadlyme, Connecticut, with an average temperature ranging between min 65.7°F and max 78.6°F. With the advent of August, Hadlyme experiences an average high-temperature of a still moderately hot 78.6°F, mirroring a close resemblance to the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Hadlyme, Connecticut, with an average temperature ranging between min 59.5°F and max 72.3°F. The start of September involves a subtle temperature drop, shifting from a moderately hot 78.6°F in August to a pleasant 72.3°F. Weather in September »

Weather in October

October, like September, in Hadlyme, Connecticut, is another refreshing autumn month, with an average temperature ranging between max 61.9°F and min 50.5°F. The onset of October coincides with a reduction in the average high-temperature, falling from an agreeable 72.3°F in September to an enjoyable 61.9°F. Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Hadlyme, Connecticut, with temperature in the range of an average high of 50.7°F and an average low of 39.9°F. The shift from October to November involves a decrease in the average high-temperature, from a comfortable 61.9°F to a cool 50.7°F. Weather in November »

Weather in December

December, the first month of the winter in Hadlyme, is also a wintry month, with an average temperature ranging between max 41.9°F and min 32.4°F. Hadlyme's December weather features a light decline in high-temperatures, reducing from a cool 50.7°F in November to a wintry 41.9°F. Weather in December »
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FAQ

What is the coldest month in Hadlyme?

January, known for its average high temperature of 35.2°F and an average low temperature of 25.5°F, is the coldest month.

How many days does it rain in Hadlyme?

In Hadlyme, Connecticut, during the entire year, the rain falls for 166.2 days and collects up to 34.8" of precipitation.

When does it snow in Hadlyme?

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

How many days does it snow in Hadlyme?

In Hadlyme, during the entire year, snow falls for 24.2 days and aggregates up to 9.53" of snow.

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 are the months with the least sunshine in Hadlyme?

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

What is the snowiest month in Hadlyme?

March is the month with the most snowfall in Hadlyme. Snow falls for 4.7 days and accumulates 2.76" of snow.

When is Daylight Saving Time (DST) in Hadlyme?

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 Hadlyme?

April is the least humid month in Hadlyme, Connecticut, 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.

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?

June has the longest days of the year, with an average of 15h and 6min of daylight.

What are the months with the highest UV index in Hadlyme?

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

What time of the year is the hottest in Hadlyme?

In Hadlyme, Connecticut, the peak average temperatures are observed in July, with a high of 79.7°F and a low of 66.6°F.

What month has the most sunshine in Hadlyme?

The month with the most sunshine is August, 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" of precipitation.

What is the wettest month in Hadlyme?

The month with the most rainfall is December, when the rain falls for 13 days and typically aggregates up to 3.66" of precipitation.

What is the month with the shortest days in Hadlyme?

The month with the shortest days in Hadlyme, Connecticut, is December, with an average of 9h and 12min 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"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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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

The 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").
The 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).
The 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: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

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

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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

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
Hadlyme, CT

Average visibility - Hadlyme, 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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Hadlyme, Connecticut, USA

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