Monthly weather forecast and climate
Hanover, NH

Weather in January

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

February, the last month of the winter, in Hanover, is also a subzero cold month, 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 freezing cold 27.7°F (-2.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Hanover, New Hampshire, with average temperature fluctuating between 36.1°F (2.3°C) and 21.6°F (-5.8°C). In March, the average high-temperature 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 cool spring month, with average temperature ranging between max 50.4°F (10.2°C) and min 32.5°F (0.3°C). In Hanover, the average high-temperature in April 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 high of 64.6°F (18.1°C) and an average low of 44.2°F (6.8°C). In May, the average high-temperature increases, from a cool 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 an agreeable month in Hanover, New Hampshire, with average temperature varying between 50.5°F (10.3°C) and 71.6°F (22°C). In Hanover, the average high-temperature marginally rises, from a comfortable 64.6°F (18.1°C) in May, to an agreeable 71.6°F (22°C). Weather in June »

Weather in July

July is a moderately hot summer month in Hanover, New Hampshire, with average temperature ranging between min 56.5°F (13.6°C) and max 77.7°F (25.4°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

The last month of the summer, August, is also a moderately hot month in Hanover, New Hampshire, with average temperature varying between 76.3°F (24.6°C) and 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

September, the first month of the autumn, in Hanover, is still a pleasant month, with average temperature ranging between max 68.7°F (20.4°C) and min 48.6°F (9.2°C). In September, the average high-temperature marginally drops, from a warm 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 average temperature ranging between min 40.1°F (4.5°C) and max 54.9°F (12.7°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 also a wintry month, with average temperature ranging between min 29.5°F (-1.4°C) and max 41.9°F (5.5°C). In Hanover, the average high-temperature drops, from a fresh 54.9°F (12.7°C) in October, to a cold 41.9°F (5.5°C). Weather in November »

Weather in December

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

What is the coldest month in Hanover?

January 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).

What is the most humid month in Hanover?

Months with the highest humidity are January and February, with an average relative humidity of 86%.

How much does it rain in Hanover?

In Hanover, New Hampshire, during the entire year, the rain falls for 156.9 days and collects up to 28.23" (717mm) of precipitation.

When does it snow in Hanover?

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

How many days does it snow in Hanover?

Throughout the year, there are 75.5 snowfall days, and 40.83" (1037mm) of snow is accumulated.

When does it snow the most in Hanover?

The month with the most snowfall 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?

The month with the least sunshine in Hanover, New Hampshire, is February, with an average of 3.6h of sunshine.

What are the months 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 in Hanover, New Hampshire.

What is the least humid month in Hanover?

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

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

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

When it does not snow in Hanover?

June through September are months without snowfall in Hanover.

When are the longest days in Hanover?

The month with the longest days is June, with an average of 15.4h of daylight.

What is the warmest month in Hanover?

July is the warmest month, 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?

The month with the most sunshine in Hanover, New Hampshire, is August, with an average of 10.1h of sunshine.

What is the driest month in Hanover?

The month with the least rainfall in Hanover is September when the rain falls for 11.1 days and typically collects 1.85" (47mm) of precipitation.

What is the rainiest month in Hanover?

The month with the most rainfall in Hanover, New Hampshire, 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 in Hanover, New Hampshire, with an average of 9h 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").
The month with the lowest atmospheric pressure is June (29.91").

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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

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").
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).
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: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

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 visibility
Hanover, NH

Average visibility - Hanover, NH

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

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