Climate and monthly weather forecast
Hamden, CT

Weather in January

January, the same as December, is a wintry winter month in Hamden, Connecticut, with an average temperature ranging between min 23.4°F (-4.8°C) and max 34.5°F (1.4°C). January is the coldest month, with an average high-temperature of 34.5°F (1.4°C) and an average low-temperature of 23.4°F (-4.8°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Hamden, Connecticut, with an average temperature varying between 24.3°F (-4.3°C) and 37°F (2.8°C). In February, the average high-temperature is almost the same as in January - a still wintry 37°F (2.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Hamden, Connecticut, with an average temperature ranging between min 31.5°F (-0.3°C) and max 44.2°F (6.8°C). In March, the average high-temperature slightly increases from a wintry 37°F (2.8°C) in February to a frosty 44.2°F (6.8°C). Weather in March »

Weather in April

April is a mild spring month in Hamden, Connecticut, with an average temperature ranging between max 55.9°F (13.3°C) and min 41.4°F (5.2°C). In April, the average high-temperature increases from a frosty 44.2°F (6.8°C) in March to a moderate 55.9°F (13.3°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Hamden, Connecticut, with an average temperature fluctuating between 66.9°F (19.4°C) and 50.5°F (10.3°C). In Hamden, the average high-temperature in May increases from a mild 55.9°F (13.3°C) in April to an enjoyable 66.9°F (19.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Hamden, Connecticut, with temperature in the range of an average high of 75.4°F (24.1°C) and an average low of 58.6°F (14.8°C). In Hamden, Connecticut, the average high-temperature in June slightly increases from a comfortable 66.9°F (19.4°C) in May to a moderately hot 75.4°F (24.1°C). Weather in June »

Weather in July

July, like June, in Hamden, Connecticut, is a moderately hot summer month, with an average temperature ranging between max 81.7°F (27.6°C) and min 65.5°F (18.6°C). With an average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 65.5°F (18.6°C), July is the warmest month. The average heat index in July is computed to be a tropical 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Hamden, is also a moderately hot month, with an average temperature varying between 64.4°F (18°C) and 80.1°F (26.7°C). In August, the average high-temperature is almost the same as in July - a still warm 80.1°F (26.7°C). Weather in August »

Weather in September

September, the first month of the autumn in Hamden, is also an agreeable month, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 73.2°F (22.9°C). In September, the average high-temperature slightly decreases from a warm 80.1°F (26.7°C) in August to a pleasant 73.2°F (22.9°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Hamden, Connecticut, with an average temperature fluctuating between 48.6°F (9.2°C) and 61.7°F (16.5°C). In October, the average high-temperature drops from a pleasant 73.2°F (22.9°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 chilly month in Hamden, Connecticut, with temperature in the range of an average high of 49.5°F (9.7°C) and an average low of 37.9°F (3.3°C). In Hamden, the average high-temperature in November drops from a comfortable 61.7°F (16.5°C) in October to a chilly 49.5°F (9.7°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Hamden, Connecticut, with an average temperature fluctuating between 40.3°F (4.6°C) and 30.4°F (-0.9°C). In December, the average high-temperature drops from a chilly 49.5°F (9.7°C) in November to a wintry 40.3°F (4.6°C). Weather in December »
[Resources]

FAQ

What is the coldest month in Hamden?

January is the coldest month in Hamden, with an average high-temperature of 34.5°F (1.4°C) and an average low-temperature of 23.4°F (-4.8°C).

How many days does it rain in Hamden?

In Hamden, Connecticut, during the entire year, the rain falls for 134.2 days and collects up to 15.12" (384mm) of precipitation.

When does it snow in Hamden?

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

How much does it snow in Hamden?

In Hamden, during the entire year, snow falls for 20.5 days and aggregates up to 4.02" (102mm) of snow.

What is the month with the lowest UV index in Hamden?

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

What is the most humid month in Hamden?

The most humid month in Hamden, Connecticut, is February, with an average relative humidity of 78%.

What is the driest month in Hamden?

February is the month with the least rainfall in Hamden, Connecticut. Rain falls for 7.9 days and accumulates 0.79" (20mm) of precipitation.

When does it snow the most in Hamden?

February is the month with the most snowfall in Hamden, Connecticut. Snow falls for 6.7 days and accumulates 1.14" (29mm) of snow.

What is the month with the least sunshine in Hamden?

February has the least sunshine of the year in Hamden, with an average of 4.7h of sunshine.

When is Daylight Saving Time (DST) in Hamden?

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 Hamden?

With an average relative humidity of 72%, April is the least humid month in Hamden, Connecticut.

When it does not snow in Hamden?

June through October are months without snowfall in Hamden.

When are the longest days in Hamden?

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

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

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

What is the warmest month in Hamden?

July is the warmest month in Hamden, Connecticut, with an average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 65.5°F (18.6°C).

What is the wettest month in Hamden?

The month with the most rainfall is July, when the rain falls for 15.3 days and typically aggregates up to 1.69" (43mm) of precipitation.

What is the month with the most sunshine in Hamden?

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

What is the month with the shortest days in Hamden?

With an average of 9h and 15min of daylight, December has the shortest days of the year.

Average temperature
Hamden, CT

Average temperature - Hamden, CT

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (34.5°F).

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

[Resources]

Average pressure
Hamden, CT

Average pressure - Hamden, 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).

[Resources]

Average wind speed
Hamden, CT

Average wind speed - Hamden, CT

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

[Resources]

Average rainfall
Hamden, CT

Average rainfall - Hamden, CT

The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is February (0.79").

[Resources]

Average rainfall days
Hamden, CT

Average rainfall days - Hamden, CT

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (7.2 days).

[Resources]

Average snowfall
Hamden, CT

Average snowfall - Hamden, CT

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

[Resources]

Average snowfall days
Hamden, CT

Average snowfall days - Hamden, CT

The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

[Resources]

Average daylight / Average sunshine
Hamden, CT

Average daylight / Average sunshine - Hamden, 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 months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

[Resources]

Average sunshine days
Hamden, CT

Average sunshine days - Hamden, CT

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is June (13.2 days).

[Resources]

Average UV index
Hamden, CT

Average UV index - Hamden, 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).

[Resources]

Average visibility
Hamden, CT

Average visibility - Hamden, CT

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location