Climate and monthly weather forecast
Hamden, NY

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Weather in January

January, like December, is a freezing cold winter month in Hamden, New York, with an average temperature ranging between max 27°F (-2.8°C) and min 14.9°F (-9.5°C). Hamden's coldest month, January, registers temperatures that range from a high of 27°F (-2.8°C) to a low of 14.9°F (-9.5°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Hamden, New York, with an average temperature fluctuating between 30.2°F (-1°C) and 16.9°F (-8.4°C). The beginning of February records an average high-temperature of a still subzero cold 30.2°F (-1°C), marking a negligible difference from January's 27°F (-2.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Hamden, New York, with an average temperature varying between 38.8°F (3.8°C) and 23.2°F (-4.9°C). Hamden observes a slight uplift in the average high-temperature with the onset of March, adjusting from February's freezing cold 30.2°F (-1°C) to a cold 38.8°F (3.8°C). Weather in March »

Weather in April

April in Hamden, New York, is a cool spring month, with an average temperature varying between 34.3°F (1.3°C) and 51.4°F (10.8°C). The commencement of April sees a shift in the average high-temperature, moving from a cold 38.8°F (3.8°C) in March to a cool 51.4°F (10.8°C). Weather in April »

Weather in May

May, the last month of the spring in Hamden, is a refreshing month, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 64.9°F (18.3°C). As Hamden, New York, transitions into May, the average high-temperature is observed to rise from a cool 51.4°F (10.8°C) in April to a comfortable 64.9°F (18.3°C). Weather in May »

Weather in June

June, the first month of the summer in Hamden, is a pleasant month, with temperature in the range of an average high of 72.1°F (22.3°C) and an average low of 50.7°F (10.4°C). Entering June, Hamden notices a subtle temperature elevation, with the average high-temperature advancing from May's comfortable 64.9°F (18.3°C) to an agreeable 72.1°F (22.3°C). Weather in June »

Weather in July

July in Hamden, New York, is a moderately hot summer month, with an average temperature varying between 56.3°F (13.5°C) and 78.1°F (25.6°C). With an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 56.3°F (13.5°C), July is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Hamden, New York, with an average temperature ranging between max 75.7°F (24.3°C) and min 54.1°F (12.3°C). August's onset brings an average high-temperature of a still warm 75.7°F (24.3°C), showing a minute difference from July's 78.1°F (25.6°C). Weather in August »

Weather in September

September, the first month of the autumn in Hamden, is still a pleasant month, with an average temperature varying between 69.1°F (20.6°C) and 48.6°F (9.2°C). September's onset introduces a mild reduction in the average high-temperature, from a moderately hot 75.7°F (24.3°C) in August to a pleasant 69.1°F (20.6°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Hamden, New York, with an average temperature ranging between min 40.5°F (4.7°C) and max 55.9°F (13.3°C). October suggests a modest reduction in the average high-temperature, shifting from a pleasant 69.1°F (20.6°C) in September to a mild 55.9°F (13.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Hamden, is also a frosty month, with an average temperature varying between 29.8°F (-1.2°C) and 43°F (6.1°C). A decrease in the average high-temperature is observed during November, shifting from a moderate 55.9°F (13.3°C) in October to a frosty 43°F (6.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Hamden, New York, with an average temperature ranging between min 23°F (-5°C) and max 32.9°F (0.5°C). The arrival of December corresponds with a reduction in the average high-temperature, down from November's frosty 43°F (6.1°C) to a cold 32.9°F (0.5°C). Weather in December »
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

In Hamden, the average lowest temperatures are observed in January, with a high of 27°F (-2.8°C) and a low of 14.9°F (-9.5°C).

How much does it rain?

Throughout the year, there are 169.3 rainfall days, and 33.54" (852mm) of precipitation is accumulated.

When does it snow in Hamden?

January through May, October through December are months with snowfall.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 20.5 days and accumulates 9.21" (234mm) of snow.

How many days does it snow?

Throughout the year, there are 89.3 snowfall days, and 43.94" (1116mm) of snow is accumulated.

What are the most humid months in Hamden?

The months with the highest humidity are February and December, with an average relative humidity of 87%.

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 2.8h of sunshine.

What are the months with the lowest UV index?

The months with the lowest UV index are February, November and December, with an average maximum UV index of 1.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the wettest month?

The month with the most rainfall in Hamden is May, when the rain falls for 19.3 days and typically aggregates up to 3.19" (81mm) of precipitation.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

June has the longest days of the year, with an average of 15h and 12min of daylight.

What part of the year is the hottest?

In Hamden, July registers the highest temperatures, averaging 78.1°F (25.6°C) at the peak and 56.3°F (13.5°C) at the lowest.

What is the least humid month?

The least humid month is July, with an average relative humidity of 79%.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 9.8h of sunshine.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 14.1 days and typically collects 2.24" (57mm) of precipitation.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

Average temperature
Hamden, NY

Average temperature - Hamden, NY

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (27°F).

The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

Average pressure
Hamden, NY

Average pressure - Hamden, NY

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Hamden, NY

Average wind speed - Hamden, NY

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity
Hamden, NY

Average humidity - Hamden, NY

The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is July (79%).

Average rainfall
Hamden, NY

Average rainfall - Hamden, NY

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (2.24").

Average rainfall days
Hamden, NY

Average rainfall days - Hamden, NY

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.8 days).

Average snowfall
Hamden, NY

Average snowfall - Hamden, NY

The month with the highest snowfall is January (9.21").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Hamden, NY

Average snowfall days - Hamden, NY

The month with the highest number of snowfall days is January (20.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Hamden, NY

Average daylight / Average sunshine - Hamden, NY

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

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).

Average sunshine days
Hamden, NY

Average sunshine days - Hamden, NY

The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is February (5.7 days).

Average UV index
Hamden, NY

Average UV index - Hamden, NY

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February, November and December (UV index 1).

Average visibility
Hamden, NY

Average visibility - Hamden, NY

The months with the highest visibility are April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, March, August, September and December (4mi).

Hamden, New York, USA

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