Monthly weather forecast and climate
Sunapee, NH

January, the same as December, in Sunapee, New Hampshire, is a freezing cold winter month, with temperature in the range of an average high of 28.4°F (-2°C) and an average low of 6.8°F (-14°C). The coldest month is January, with an average high-temperature of 28.4°F (-2°C) and an average low-temperature of 6.8°F (-14°C). Weather in January »
The last month of the winter, February, is also a subzero cold month in Sunapee, New Hampshire, with average temperature varying between 8.6°F (-13°C) and 30.2°F (-1°C). In February, the average high-temperature is 30.2°F (-1°C), and the average low-temperature is 8.6°F (-13°C). Weather in February »

The first month of the spring, March, is a cold month in Sunapee, New Hampshire, with average temperature fluctuating between 19.4°F (-7°C) and 41°F (5°C). In Sunapee, in March, the average high-temperature is 41°F (5°C), and the average low-temperature is 19.4°F (-7°C). Weather in March »

April in Sunapee, New Hampshire, is a fresh spring month, with average temperature varying between 30.2°F (-1°C) and 53.6°F (12°C). The average high-temperature, is 53.6°F (12°C), while the average low-temperature is 30.2°F (-1°C). Weather in April »

May, the last month of the spring, in Sunapee, is a comfortable month, with average temperature ranging between max. 66.2°F (19°C) and min. 41°F (5°C). In Sunapee, in May, the average high-temperature is 66.2°F (19°C), and the average low-temperature is 41°F (5°C). Weather in May »

June, the first month of the summer, in Sunapee, is a warm month, with average temperature fluctuating between 75.2°F (24°C) and 50°F (10°C). In Sunapee, the average high-temperature is 75.2°F (24°C), and the average low-temperature is 50°F (10°C). Weather in June »

July, the same as June, is another warm summer month in Sunapee, New Hampshire, with temperature in the range of an average high of 78.8°F (26°C) and an average low of 55.4°F (13°C). With an average high-temperature of 78.8°F (26°C) and an average low-temperature of 55.4°F (13°C), July is the warmest month. Weather in July »

August, the last month of the summer, in Sunapee, is also a warm month, with average temperature fluctuating between 77°F (25°C) and 53.6°F (12°C). In August, the average high-temperature is 77°F (25°C), and the average low-temperature is 53.6°F (12°C). Weather in August »

The first month of the autumn, September, is still a pleasant month in Sunapee, New Hampshire, with average temperature ranging between min. 44.6°F (7°C) and max. 68°F (20°C). In Sunapee, the average high-temperature is 68°F (20°C), and the average low-temperature is 44.6°F (7°C). Weather in September »

October, the same as September, in Sunapee, New Hampshire, is another mild autumn month, with average temperature varying between 33.8°F (1°C) and 57.2°F (14°C). In October, the average high-temperature is 57.2°F (14°C), and the average low-temperature is 33.8°F (1°C). Weather in October »

The last month of the autumn, November, is another chilly month in Sunapee, New Hampshire, with average temperature varying between 26.6°F (-3°C) and 44.6°F (7°C). In Sunapee, in November, the average high-temperature is 44.6°F (7°C), and the average low-temperature is 26.6°F (-3°C). Weather in November »

The first month of the winter, December, is still a cold month in Sunapee, New Hampshire, with average temperature ranging between max. 32°F (0°C) and min. 14°F (-10°C). The average high-temperature, in Sunapee, New Hampshire, is 32°F (0°C), while the average low-temperature is 14°F (-10°C). Weather in December »

What is the coldest month in Sunapee?

With an average high-temperature of 28.4°F (-2°C) and an average low-temperature of 6.8°F (-14°C), January is the coldest month.

How many days does it rain in Sunapee?

Throughout the year, in Sunapee, New Hampshire, there are 142 rainfall days, and 42.6" (1081mm) of precipitation is accumulated.

What are the months with the lowest UV index in Sunapee?

Months with the lowest UV index in Sunapee, New Hampshire, are January and December, with an average UV index of 1.

What is the driest month in Sunapee?

The month with the least rainfall is February when the rain falls for 11 days and typically collects 2.9" (73mm) of precipitation.

When are the longest days in Sunapee?

June has the longest days of the year, with an average of 15.4h of daylight.

What is the month with the most sunshine in Sunapee?

Months with the most sunshine are June and July, with an average of 9h of sunshine.

When is the highest UV index in Sunapee?

Months with the highest UV index in Sunapee are June and July, with an average UV index of 8.

What is the warmest month in Sunapee?

With an average high-temperature of 78.8°F (26°C) and an average low-temperature of 55.4°F (13°C), July is the warmest month in Sunapee.

What is the rainiest month in Sunapee?

The month with the most rainfall is November when the rain falls for 13 days and typically aggregates up to 4.1" (103mm) of precipitation.

What is the month with the least sunshine in Sunapee?

November and December, with an average of 4h of sunshine, are months with the least sunshine in Sunapee, New Hampshire.

What is the month with the shortest days in Sunapee?

December has the shortest days of the year, with an average of 9h of daylight.
Average rainfall - Sunapee, NH
Average rainfall days - Sunapee, NH

The month with the highest number of rainy days is December (14 days).
Months with the lowest number of rainy days are September and October (10 days).

Average daylight / Average sunshine - Sunapee, NH
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