Climate and monthly weather forecast
Greenville, NH

Weather in January

January, the same as December, in Greenville, New Hampshire, is another subzero cold winter month, with an average temperature ranging between max 28.6°F (-1.9°C) and min 16°F (-8.9°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 »

Weather in February

February, the last month of the winter in Greenville, is also a subzero cold month, with an average temperature ranging between max 31.3°F (-0.4°C) and min 17.4°F (-8.1°C). In February, the average high-temperature is essentially the same as in January - a still freezing 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 an average temperature ranging between min 25.2°F (-3.8°C) and max 39.4°F (4.1°C). In March, the average high-temperature slightly increases from a freezing 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 is a cool spring month in Greenville, New Hampshire, with an average temperature ranging between min 36°F (2.2°C) and max 52.9°F (11.6°C). In Greenville, 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 »

Weather in May

May, the last month of the spring in Greenville, is an enjoyable month, with an average temperature fluctuating between 65.3°F (18.5°C) and 46°F (7.8°C). In May, the average high-temperature 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

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

Weather in July

July in Greenville, New Hampshire, is a warm summer month, with an average temperature fluctuating between 60.3°F (15.7°C) and 79.3°F (26.3°C). 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). Weather in July »

Weather in August

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

Weather in September

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

Weather in October

October, the same as September, in Greenville, New Hampshire, is a moderate autumn month, with an average temperature varying between 56.7°F (13.7°C) and 42.6°F (5.9°C). In Greenville, the average high-temperature in October decreases from a pleasant 70.5°F (21.4°C) in September to a moderate 56.7°F (13.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Greenville, New Hampshire, with an average temperature fluctuating between 44.8°F (7.1°C) and 31.6°F (-0.2°C). In November, the average high-temperature drops 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 an average temperature fluctuating between 23°F (-5°C) and 33.6°F (0.9°C). In Greenville, New Hampshire, the average high-temperature in December decreases from a chilly 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, 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, in Greenville, there are 113.8 rainfall days, and 12.44" (316mm) of precipitation is accumulated.

When does it snow in Greenville?

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

How much does it snow in Greenville?

In Greenville, during the entire year, snow falls for 45.3 days and aggregates up to 18.78" (477mm) of snow.

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

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

What is the most humid month in Greenville?

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

What is the month with the least sunshine in Greenville?

February has the least sunshine of the year in Greenville, New Hampshire, with an average of 4.4h of sunshine.

When is Daylight Saving Time (DST) in Greenville?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Greenville, New Hampshire, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Greenville?

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

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 is June, with an average of 15h and 17min of daylight.

What is the warmest month in Greenville?

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).

What is the rainiest 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.

When is the highest UV index in Greenville?

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

What month has the most sunshine in Greenville?

August has the most sunshine of the year, with an average of 10.2h of sunshine.

What is the driest month in Greenville?

The month with the least rainfall in Greenville, 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 Greenville?

November is the month with the most snowfall in Greenville. 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 9h and 6min of daylight.

Average pressure
Greenville, NH

Average pressure - Greenville, NH

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

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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").
The 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).
The 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: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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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).
The 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).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

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