Monthly weather forecast and climate
Peterborough, NH

January, like December, is a freezing cold winter month in Peterborough, New Hampshire, with average temperature fluctuating between 16°F (-8.9°C) and 28.6°F (-1.9°C). The coldest month is January, with an average high-temperature of 28.6°F (-1.9°C) and an average low-temperature of 16°F (-8.9°C). Weather in January »

The last month of the winter, February, is another freezing cold month in Peterborough, New Hampshire, with temperature in the range of an average low of 17.4°F (-8.1°C) and an average high of 31.3°F (-0.4°C). In February, the average high-temperature is essentially the same as in January - a still subzero cold 31.3°F (-0.4°C). Weather in February »

March, the first month of the spring, in Peterborough, is a wintry month, with temperature in the range of an average high of 39.4°F (4.1°C) and an average low of 25.2°F (-3.8°C). In Peterborough, New Hampshire, the average high-temperature in March marginally rises, from a freezing cold 31.3°F (-0.4°C) in February, to a wintry 39.4°F (4.1°C). Weather in March »

April is a fresh spring month in Peterborough, New Hampshire, with average temperature fluctuating between 52.9°F (11.6°C) and 36°F (2.2°C). In Peterborough, New Hampshire, the average high-temperature in April increases, from a cold 39.4°F (4.1°C) in March, to a fresh 52.9°F (11.6°C). Weather in April »

May, the last month of the spring, in Peterborough, is a comfortable month, with average temperature ranging between min 46°F (7.8°C) and max 65.3°F (18.5°C). In Peterborough, the average high-temperature in May increases, from a fresh 52.9°F (11.6°C) in April, to an enjoyable 65.3°F (18.5°C). Weather in May »

The first month of the summer, June, is an agreeable month in Peterborough, New Hampshire, with average temperature ranging between max 73.2°F (22.9°C) and min 53.6°F (12°C). In June, the average high-temperature slightly increases, from a comfortable 65.3°F (18.5°C) in May, to a pleasant 73.2°F (22.9°C). Weather in June »

July in Peterborough, New Hampshire, is a warm summer month, with average temperature ranging between min 60.3°F (15.7°C) and max 79.3°F (26.3°C). The warmest month is July, with an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 60.3°F (15.7°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Peterborough, New Hampshire, with average temperature varying between 77.7°F (25.4°C) and 58.6°F (14.8°C). In August, the average high-temperature is almost the same as in July - a still warm 77.7°F (25.4°C). Weather in August »

The first month of the autumn, September, is also an agreeable month in Peterborough, New Hampshire, with average temperature ranging between min 52°F (11.1°C) and max 70.5°F (21.4°C). In September, the average high-temperature marginally drops, from a moderately hot 77.7°F (25.4°C) in August, to an agreeable 70.5°F (21.4°C). Weather in September »

October, like September, is another mild autumn month in Peterborough, New Hampshire, with average temperature fluctuating between 56.7°F (13.7°C) and 42.6°F (5.9°C). In October, the average high-temperature drops, from an agreeable 70.5°F (21.4°C) in September, to a moderate 56.7°F (13.7°C). Weather in October »

November, the last month of the autumn, in Peterborough, is another chilly month, with average temperature ranging between max 44.8°F (7.1°C) and min 31.6°F (-0.2°C). In November, the average high-temperature decreases, from a moderate 56.7°F (13.7°C) in October, to a frosty 44.8°F (7.1°C). Weather in November »

December, the first month of the winter, in Peterborough, is still a cold month, with temperature in the range of an average high of 33.6°F (0.9°C) and an average low of 23°F (-5°C). In Peterborough, the average high-temperature in December decreases, from a chilly 44.8°F (7.1°C) in November, to a wintry 33.6°F (0.9°C). Weather in December »

What is the coldest month in Peterborough?

January is the coldest month in Peterborough, with an average high-temperature of 28.6°F (-1.9°C) and an average low-temperature of 16°F (-8.9°C).

How much does it rain in Peterborough?

In Peterborough, during the entire year, the rain falls for 113.8 days and collects up to 12.44" (316mm) of precipitation.

When does it snow in Peterborough?

Months with snowfall in Peterborough, New Hampshire, are January through May, October through December.

How much does it snow in Peterborough?

Throughout the year, in Peterborough, there are 45.3 snowfall days, and 18.78" (477mm) of snow is accumulated.

When is the lowest UV index in Peterborough?

Months with the lowest UV index in Peterborough, New Hampshire, are January through March, October through December, with an average maximum UV index of 2.

What is the most humid month in Peterborough?

The most humid month in Peterborough is February, with an average relative humidity of 84%.

What is the month with the least sunshine in Peterborough?

February has the least sunshine of the year in Peterborough, with an average of 4.4h of sunshine.

What is the least humid month in Peterborough?

With an average relative humidity of 73%, April is the least humid month in Peterborough.

When it does not snow in Peterborough?

June through September are months without snowfall.

When are the longest days in Peterborough?

June has the longest days of the year in Peterborough, New Hampshire, with an average of 15.3h of daylight.

What is the warmest month in Peterborough?

July is the warmest month, with an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 60.3°F (15.7°C).

What is the rainiest month in Peterborough?

July is the month with the most rainfall in Peterborough, New Hampshire. Rain falls for 13.3 days and accumulates 1.34" (34mm) of precipitation.

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

July is the month with the highest UV index, with an average maximum UV index of 6.

What month has the most sunshine in Peterborough?

The month with the most sunshine is August, with an average of 10.2h of sunshine.

What is the driest month in Peterborough?

The month with the least rainfall in Peterborough, New Hampshire, is September when the rain falls for 10.1 days and typically collects 0.71" (18mm) of precipitation.

What is the snowiest month in Peterborough?

The month with the most snowfall in Peterborough, New Hampshire, is November when snow falls for 4.7 days and typically aggregates up to 3.9" (99mm) of snow.

What is the month with the shortest days in Peterborough?

With an average of 9.1h of daylight, December has the shortest days of the year in Peterborough.
Average temperature - Peterborough, NH
Average pressure - Peterborough, NH

The month with the highest atmospheric pressure is November (30.07").
The month with the lowest atmospheric pressure is June (29.92").

Average wind speed - Peterborough, NH

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity - Peterborough, NH
Average rainfall - Peterborough, NH

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days - Peterborough, NH

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (4.2 days).

Average snowfall - Peterborough, NH
Average snowfall days - Peterborough, NH

The month with the highest number of snowfall days is February (9.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Peterborough, NH

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

The month with the most sunshine is August (Average sunshine: 10.2h).
The month with the least sunshine is February (Average sunshine: 4.4h).

Average sunshine days - Peterborough, NH

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is June (14.3 days).

Average UV index - Peterborough, NH
Average visibility - Peterborough, NH

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