Monthly weather forecast and climate
Greenville, NH

Weather in January

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

Weather in February

The last month of the winter, February, is another freezing cold month in Greenville, 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 Greenville, the average high-temperature is practically the same as in January - a still subzero cold 31.3°F (-0.4°C). Weather in February »

Weather in March

March, the first month of the spring, in Greenville, 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 March, the average high-temperature marginally rises, from a subzero cold 31.3°F (-0.4°C) in February, to a wintry 39.4°F (4.1°C). Weather in March »

Weather in April

April in Greenville, New Hampshire, is a fresh spring month, with temperature in the range of an average high of 52.9°F (11.6°C) and an average low of 36°F (2.2°C). In Greenville, the average high-temperature increases, from a wintry 39.4°F (4.1°C) in March, to a fresh 52.9°F (11.6°C). Weather in April »

Weather in May

May, the last month of the spring, in Greenville, is a comfortable month, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 65.3°F (18.5°C). In Greenville, 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 »

Weather in June

June, the first month of the summer, in Greenville, is a pleasant month, with temperature in the range of an average low of 53.6°F (12°C) and an average high of 73.2°F (22.9°C). In Greenville, the average high-temperature marginally rises, from a comfortable 65.3°F (18.5°C) in May, to an agreeable 73.2°F (22.9°C). Weather in June »

Weather in July

July is a warm summer month in Greenville, New Hampshire, with average temperature fluctuating between 60.3°F (15.7°C) and 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 »

Weather in August

The last month of the summer, August, is another warm month in Greenville, New Hampshire, with average temperature varying between 58.6°F (14.8°C) and 77.7°F (25.4°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 »

Weather in September

September, the first month of the autumn, in Greenville, is still a pleasant month, with average temperature ranging between max 70.5°F (21.4°C) and min 52°F (11.1°C). In Greenville, New Hampshire, 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 »

Weather in October

October, like September, is another mild autumn month in Greenville, New Hampshire, with temperature in the range of an average low of 42.6°F (5.9°C) and an average high of 56.7°F (13.7°C). In October, the average high-temperature drops, from a pleasant 70.5°F (21.4°C) in September, to a mild 56.7°F (13.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Greenville, New Hampshire, with average temperature fluctuating between 44.8°F (7.1°C) and 31.6°F (-0.2°C). In November, the average high-temperature decreases, from a mild 56.7°F (13.7°C) in October, to a chilly 44.8°F (7.1°C). Weather in November »

Weather in December

December, the first month of the winter, in Greenville, is also a wintry month, with average temperature varying between 33.6°F (0.9°C) and 23°F (-5°C). In December, the average high-temperature decreases, from a frosty 44.8°F (7.1°C) in November, to a cold 33.6°F (0.9°C). Weather in December »
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FAQ

What is the coldest month in Greenville?

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

How many days does it rain in Greenville?

Throughout the year, there are 113.8 rainfall days, and 12.44" (316mm) of precipitation is accumulated.

When does it snow in Greenville?

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

How much does it snow in Greenville?

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

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

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Greenville.

What is the most humid month in Greenville?

With an average relative humidity of 84%, February is the most humid month.

What is the month with the least sunshine in Greenville?

The month with the least sunshine is February, with an average of 4.4h of sunshine.

What is the least humid month in Greenville?

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

When it does not snow in Greenville?

June through September are months without snowfall.

When are the longest days in Greenville?

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

What is the warmest month in Greenville?

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 wettest month in Greenville?

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

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

The month with the highest UV index in Greenville, New Hampshire, is July, with an average maximum UV index of 6.

What month has the most sunshine in Greenville?

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

What is the driest month in Greenville?

September is the month with the least rainfall. Rain falls for 10.1 days and accumulates 0.71" (18mm) of precipitation.

What is the snowiest month in Greenville?

November is the month with the most snowfall in Greenville, New Hampshire. Snow falls for 4.7 days and accumulates 3.9" (99mm) of snow.

What is the month with the shortest days in Greenville?

The month with the shortest days is December, with an average of 9.1h of daylight.

Average pressure
Greenville, NH

Average pressure - Greenville, NH

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

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Average wind speed
Greenville, NH

Average wind speed - Greenville, 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).

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Average rainfall
Greenville, NH

Average rainfall - Greenville, NH

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

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Average rainfall days
Greenville, NH

Average rainfall days - Greenville, 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).

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Average snowfall
Greenville, NH

Average snowfall - Greenville, NH

The month with the highest snowfall is November (3.9").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Greenville, NH

Average snowfall days - Greenville, 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).

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Average daylight / Average sunshine
Greenville, NH

Average daylight / Average sunshine - Greenville, 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).

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Average sunshine days
Greenville, NH

Average sunshine days - Greenville, 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).

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Average UV index
Greenville, NH

Average UV index - Greenville, NH

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average visibility
Greenville, NH

Average visibility - Greenville, 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).

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