Monthly weather forecast and climate
Exeter, NH

January, like December, is a freezing cold winter month in Exeter, New Hampshire, with average temperature fluctuating between 20.1°F (-6.6°C) and 31.8°F (-0.1°C). January is the coldest month, with an average high-temperature of 31.8°F (-0.1°C) and an average low-temperature of 20.1°F (-6.6°C). Weather in January »

February, the last month of the winter, in Exeter, is a cold month, with average temperature varying between 34.2°F (1.2°C) and 21.6°F (-5.8°C). In February, the average high-temperature is almost the same as in January - a cold 34.2°F (1.2°C). Weather in February »

March, the first month of the spring, in Exeter, is still a cold month, with average temperature varying between 40.8°F (4.9°C) and 28.4°F (-2°C). In Exeter, New Hampshire, the average high-temperature in March marginally rises, from 34.2°F (1.2°C) in February, to a still cold 40.8°F (4.9°C). Weather in March »

April is a fresh spring month in Exeter, New Hampshire, with average temperature fluctuating between 53.1°F (11.7°C) and 38.7°F (3.7°C). In April, the average high-temperature rises, from a wintry 40.8°F (4.9°C) in March, to a cool 53.1°F (11.7°C). Weather in April »

The last month of the spring, May, is a comfortable month in Exeter, New Hampshire, with temperature in the range of an average high of 63.9°F (17.7°C) and an average low of 47.7°F (8.7°C). In May, the average high-temperature rises, from a cool 53.1°F (11.7°C) in April, to a comfortable 63.9°F (17.7°C). Weather in May »

June, the first month of the summer, in Exeter, is an agreeable month, with temperature in the range of an average low of 55.6°F (13.1°C) and an average high of 71.6°F (22°C). In June, the average high-temperature slightly increases, from a comfortable 63.9°F (17.7°C) in May, to a pleasant 71.6°F (22°C). Weather in June »

July in Exeter, New Hampshire, is a warm summer month, with average temperature varying between 78.8°F (26°C) and 62.1°F (16.7°C). July is the warmest month, with an average high-temperature of 78.8°F (26°C) and an average low-temperature of 62.1°F (16.7°C). Weather in July »

The last month of the summer, August, is another warm month in Exeter, New Hampshire, with average temperature fluctuating between 78.3°F (25.7°C) and 61.3°F (16.3°C). In August, the average high-temperature is practically the same as in July - a still warm 78.3°F (25.7°C). Weather in August »

The first month of the autumn, September, is also an agreeable month in Exeter, New Hampshire, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 70.7°F (21.5°C). In Exeter, the average high-temperature marginally drops, from a moderately hot 78.3°F (25.7°C) in August, to a pleasant 70.7°F (21.5°C). Weather in September »

October, the same as September, in Exeter, New Hampshire, is a moderate autumn month, with temperature in the range of an average low of 46.4°F (8°C) and an average high of 59.2°F (15.1°C). In October, the average high-temperature decreases, from an agreeable 70.7°F (21.5°C) in September, to a mild 59.2°F (15.1°C). Weather in October »

November, the last month of the autumn, in Exeter, is also a frosty month, with average temperature varying between 35.6°F (2°C) and 47.8°F (8.8°C). In Exeter, New Hampshire, the average high-temperature decreases, from a mild 59.2°F (15.1°C) in October, to a frosty 47.8°F (8.8°C). Weather in November »

The first month of the winter, December, is also a wintry month in Exeter, New Hampshire, with average temperature fluctuating between 37.6°F (3.1°C) and 27.3°F (-2.6°C). In Exeter, the average high-temperature decreases, from a chilly 47.8°F (8.8°C) in November, to a wintry 37.6°F (3.1°C). Weather in December »

What is the coldest month in Exeter?

With an average high-temperature of 31.8°F (-0.1°C) and an average low-temperature of 20.1°F (-6.6°C), January is the coldest month.

How much does it rain in Exeter?

In Exeter, New Hampshire, during the entire year, the rain falls for 71.7 days and collects up to 5.28" (134mm) of precipitation.

When does it snow in Exeter?

Months with snowfall are January through April, November and December.

How many days does it snow in Exeter?

In Exeter, during the entire year, snow falls for 18.6 days, and aggregates up to 2.95" (75mm) of snow.

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

Months with the lowest UV index in Exeter are January through March, November and December, with an average maximum UV index of 2.

What is the most humid month in Exeter?

The most humid month in Exeter, New Hampshire, is February, with an average relative humidity of 79%.

What is the month with the least sunshine in Exeter?

The month with the least sunshine in Exeter, New Hampshire, is February, with an average of 4.6h of sunshine.

What is the least humid month in Exeter?

The least humid month in Exeter is April, with an average relative humidity of 73%.

When it does not snow in Exeter?

May through October are months without snowfall in Exeter.

When are the longest days in Exeter?

The month with the longest days in Exeter, New Hampshire, is June, with an average of 15.3h of daylight.

What is the warmest month in Exeter?

The warmest month in Exeter is July, with an average high-temperature of 78.8°F (26°C) and an average low-temperature of 62.1°F (16.7°C).

When is the highest UV index in Exeter?

Months with the highest UV index in Exeter are July and August, with an average maximum UV index of 6.

What month has the most sunshine in Exeter?

August has the most sunshine of the year, with an average of 10.5h of sunshine.

What is the driest month in Exeter?

September is the month with the least rainfall in Exeter, New Hampshire. Rain falls for 5.3 days and accumulates 0.2" (5mm) of precipitation.

What is the rainiest month in Exeter?

The month with the most rainfall in Exeter is November when the rain falls for 4.6 days and typically aggregates up to 0.63" (16mm) of precipitation.

When does it snow the most in Exeter?

The month with the most snowfall in Exeter is December when snow falls for 2.9 days and typically aggregates up to 0.75" (19mm) of snow.

What is the month with the shortest days in Exeter?

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

The month with the highest atmospheric pressure is November (30.06").
The month with the lowest atmospheric pressure is June (29.92").

Average wind speed - Exeter, NH

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average rainfall - Exeter, NH

The wettest month (with the highest rainfall) is November (0.63").
The driest month (with the least rainfall) is September (0.2").

Average rainfall days - Exeter, NH
Average snowfall - Exeter, NH

The month with the highest snowfall is December (0.75").
Months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days - Exeter, NH

The month with the highest number of snowfall days is January (4.9 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine - Exeter, 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: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.6h).

Average sunshine days - Exeter, NH
Average UV index - Exeter, NH
Average visibility - Exeter, NH

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