Climate and monthly weather forecast
Hanover, NH

Weather in January

January, the same as December, in Hanover, New Hampshire, is a freezing cold winter month, with an average temperature fluctuating between 12.6°F (-10.8°C) and 25°F (-3.9°C). The coldest month is January, with an average high-temperature of 25°F (-3.9°C) and an average low-temperature of 12.6°F (-10.8°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Hanover, New Hampshire, with temperature in the range of an average low of 13.6°F (-10.2°C) and an average high of 27.7°F (-2.4°C). In Hanover, the average high-temperature in February is almost the same as in January - a still subzero cold 27.7°F (-2.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Hanover, New Hampshire, with an average temperature ranging between min 21.6°F (-5.8°C) and max 36.1°F (2.3°C). In Hanover, New Hampshire, the average high-temperature in March marginally rises from a subzero cold 27.7°F (-2.4°C) in February to a wintry 36.1°F (2.3°C). Weather in March »

Weather in April

April in Hanover, New Hampshire, is a fresh spring month, with an average temperature fluctuating between 50.4°F (10.2°C) and 32.5°F (0.3°C). In April, the average high-temperature rises from a cold 36.1°F (2.3°C) in March to a cool 50.4°F (10.2°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Hanover, New Hampshire, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 64.6°F (18.1°C). In Hanover, the average high-temperature in May rises from a fresh 50.4°F (10.2°C) in April to an enjoyable 64.6°F (18.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Hanover, New Hampshire, with an average temperature ranging between min 50.5°F (10.3°C) and max 71.6°F (22°C). In Hanover, the average high-temperature in June marginally rises from an enjoyable 64.6°F (18.1°C) in May to a pleasant 71.6°F (22°C). Weather in June »

Weather in July

July in Hanover, New Hampshire, is a moderately hot summer month, with an average temperature ranging between max 77.7°F (25.4°C) and min 56.5°F (13.6°C). With an average high-temperature of 77.7°F (25.4°C) and an average low-temperature of 56.5°F (13.6°C), July is the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Hanover, is also a moderately hot month, with an average temperature ranging between max 76.3°F (24.6°C) and min 54.9°F (12.7°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 76.3°F (24.6°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Hanover, New Hampshire, with an average temperature varying between 68.7°F (20.4°C) and 48.6°F (9.2°C). In Hanover, the average high-temperature in September slightly decreases from a moderately hot 76.3°F (24.6°C) in August to a pleasant 68.7°F (20.4°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Hanover, New Hampshire, with an average temperature ranging between max 54.9°F (12.7°C) and min 40.1°F (4.5°C). In October, the average high-temperature drops from a pleasant 68.7°F (20.4°C) in September to a cool 54.9°F (12.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Hanover, is another cold month, with temperature in the range of an average low of 29.5°F (-1.4°C) and an average high of 41.9°F (5.5°C). In Hanover, the average high-temperature in November decreases from a fresh 54.9°F (12.7°C) in October to a wintry 41.9°F (5.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Hanover, New Hampshire, with an average temperature varying between 20.8°F (-6.2°C) and 30.7°F (-0.7°C). In December, the average high-temperature drops from a cold 41.9°F (5.5°C) in November to a subzero cold 30.7°F (-0.7°C). Weather in December »
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FAQ

What is the coldest month in Hanover?

With an average high-temperature of 25°F (-3.9°C) and an average low-temperature of 12.6°F (-10.8°C), January is the coldest month in Hanover.

What is the most humid month in Hanover?

The months with the highest humidity in Hanover are January and February, with an average relative humidity of 86%.

How many days does it rain in Hanover?

Throughout the year, there are 156.9 rainfall days, and 28.23" (717mm) of precipitation is accumulated.

When does it snow in Hanover?

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

How much does it snow in Hanover?

In Hanover, during the entire year, snow falls for 75.5 days and aggregates up to 40.83" (1037mm) of snow.

What is the snowiest month in Hanover?

The month with the most snowfall in Hanover is February, when snow falls for 16.3 days and typically aggregates up to 11.57" (294mm) of snow.

What is the month with the least sunshine in Hanover?

February has the least sunshine of the year, with an average of 3.6h of sunshine.

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

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

When is Daylight Saving Time (DST) in Hanover?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Hanover?

May is the least humid month, with an average relative humidity of 75%.

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

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

When it does not snow in Hanover?

In Hanover, snow does not fall in June through September.

When are the longest days in Hanover?

With an average of 15h and 23min of daylight, June has the longest days of the year in Hanover, New Hampshire.

What is the warmest month in Hanover?

July is the warmest month in Hanover, New Hampshire, with an average high-temperature of 77.7°F (25.4°C) and an average low-temperature of 56.5°F (13.6°C).

What month has the most sunshine in Hanover?

With an average of 10.1h of sunshine, August has the most sunshine of the year in Hanover.

What is the driest month in Hanover?

September is the month with the least rainfall in Hanover. Rain falls for 11.1 days and accumulates 1.85" (47mm) of precipitation.

What is the rainiest month in Hanover?

The month with the most rainfall in Hanover is October, when the rain falls for 14.1 days and typically aggregates up to 2.99" (76mm) of precipitation.

What is the month with the shortest days in Hanover?

December has the shortest days of the year, with an average of 8h and 59min of daylight.

Average temperature
Hanover, NH

Average temperature - Hanover, NH

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (25°F).

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure
Hanover, NH

Average pressure - Hanover, NH

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed
Hanover, NH

Average wind speed - Hanover, NH

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity
Hanover, NH

Average humidity - Hanover, NH

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is May (75%).

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Average rainfall
Hanover, NH

Average rainfall - Hanover, NH

The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days
Hanover, NH

Average rainfall days - Hanover, NH

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall
Hanover, NH

Average snowfall - Hanover, NH

The month with the highest snowfall is February (11.57").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Hanover, NH

Average snowfall days - Hanover, NH

The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Hanover, NH

Average daylight / Average sunshine - Hanover, NH

The month with the longest days is June (Average daylight: 15h and 23min).
The month with the shortest days is December (Average daylight: 8h and 59min).

The month with the most sunshine is August (Average sunshine: 10.1h).
The month with the least sunshine is February (Average sunshine: 3.6h).

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Average sunshine days
Hanover, NH

Average sunshine days - Hanover, NH

The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (9.8 days).

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Average UV index
Hanover, NH

Average UV index - Hanover, NH

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 and December (UV index 1).

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Average visibility
Hanover, NH

Average visibility - Hanover, NH

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

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