Climate and monthly weather forecast
Greenville, NH

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Weather in January

January, like December, is another subzero cold winter month in Greenville, New Hampshire, with an average temperature varying between 28.6°F (-1.9°C) and 16°F (-8.9°C). January, known for its average high temperature of 28.6°F (-1.9°C) and an average low temperature of 16°F (-8.9°C), is the coldest month. 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 min 17.4°F (-8.1°C) and max 31.3°F (-0.4°C). Greenville's February showcases an average high-temperature of a still freezing cold 31.3°F (-0.4°C), hardly distinct from January's 28.6°F (-1.9°C). Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Greenville, New Hampshire, with temperature in the range of an average low of 25.2°F (-3.8°C) and an average high of 39.4°F (4.1°C). March's arrival is noted with a slight increase in the average high-temperature, moving from a subzero cold 31.3°F (-0.4°C) in February to a cold 39.4°F (4.1°C). Weather in March »

Weather in April

April in Greenville, New Hampshire, is a cool 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). An upsurge in temperatures occurs as March gives way to April, with average highs shifting from a wintry 39.4°F (4.1°C) 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 46°F (7.8°C) and 65.3°F (18.5°C). With the onset of May, Greenville sees a temperature rise, with the average high-temperature moving from April's cool 52.9°F (11.6°C) to a refreshing 65.3°F (18.5°C). Weather in May »

Weather in June

June, the first month of the summer in Greenville, is an agreeable month, with an average temperature varying between 53.6°F (12°C) and 73.2°F (22.9°C). June brings a slight elevation in the average high-temperature, transitioning from May's refreshing 65.3°F (18.5°C) to a pleasant 73.2°F (22.9°C). Weather in June »

Weather in July

July in Greenville, New Hampshire, is a moderately hot summer month, with an average temperature ranging between min 60.3°F (15.7°C) and max 79.3°F (26.3°C). July is the month when Greenville experiences its warmest temperatures, averaging a high of 79.3°F (26.3°C) and a low 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 fluctuating between 58.6°F (14.8°C) and 77.7°F (25.4°C). August's onset brings an average high-temperature of a still warm 77.7°F (25.4°C), showing a minute difference from July's 79.3°F (26.3°C). Weather in August »

Weather in September

September, the first month of the autumn in Greenville, is still a pleasant month, with temperature in the range of an average high of 70.5°F (21.4°C) and an average low of 52°F (11.1°C). As September commences, the average high-temperature subtly reduces, transitioning from a warm 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 another mild autumn month, with an average temperature varying between 42.6°F (5.9°C) and 56.7°F (13.7°C). October implies a gentle temperature shift, with average high-temperatures reducing from September's pleasant 70.5°F (21.4°C) to a moderate 56.7°F (13.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Greenville, is also a frosty month, with an average temperature varying between 44.8°F (7.1°C) and 31.6°F (-0.2°C). As Greenville enters November, the average high-temperature decreases from the a mild 56.7°F (13.7°C) of 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 temperature in the range of an average low of 23°F (-5°C) and an average high of 33.6°F (0.9°C). The arrival of December corresponds with a reduction in the average high-temperature, down from November's frosty 44.8°F (7.1°C) to an icy 33.6°F (0.9°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Greenville?

January, characterized by an average high temperature of 28.6°F (-1.9°C) and a low temperature of 16°F (-8.9°C), is generally the coldest month.

How much does it rain in Greenville?

In Greenville, New Hampshire, 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 Greenville?

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

How many days does it snow in Greenville?

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

When is 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?

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

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.

When is Daylight Saving Time (DST) in Greenville?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Greenville, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Greenville?

April is the least humid month in Greenville, 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?

June has the longest days of the year in Greenville, New Hampshire, with an average of 15h and 18min of daylight.

What part of the year is the hottest in Greenville?

Greenville's warmest weather arrives in July, when temperatures average a high of 79.3°F (26.3°C) and a low of 60.3°F (15.7°C).

What is the rainiest month in Greenville?

The month with the most rainfall is July, when the rain falls for 13.3 days and typically aggregates up to 1.34" (34mm) of precipitation.

When is the highest UV index in Greenville?

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

What month has the most sunshine in Greenville?

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

What is the driest month in Greenville?

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

When does it snow the most in Greenville?

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

What is the month with the shortest days in Greenville?

With an average of 9h and 6min of daylight, December has the shortest days of the year.

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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Greenville, New Hampshire, USA

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