Climate and monthly weather forecast
Etna, NH

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Weather in January

January, the same as December, in Etna, New Hampshire, is another subzero cold winter month, with temperature in the range of an average high of 25°F (-3.9°C) and an average low of 12.6°F (-10.8°C). Etna, New Hampshire, reaches its lowest average temperatures in January, measuring 25°F (-3.9°C) at the peak and 12.6°F (-10.8°C) at the lowest. Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Etna, New Hampshire, with temperature in the range of an average high of 27.7°F (-2.4°C) and an average low of 13.6°F (-10.2°C). The introduction of February notes a subtle temperature variation to a still freezing cold 27.7°F (-2.4°C) from January's 25°F (-3.9°C). Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Etna, New Hampshire, with an average temperature varying between 36.1°F (2.3°C) and 21.6°F (-5.8°C). As March sets, the average high-temperature shows a slight increase, moving up from a subzero cold 27.7°F (-2.4°C) in February to an icy 36.1°F (2.3°C). Weather in March »

Weather in April

April in Etna, New Hampshire, is a cool spring month, with an average temperature ranging between min 32.5°F (0.3°C) and max 50.4°F (10.2°C). The commencement of April sees a shift in the average high-temperature, moving from a cold 36.1°F (2.3°C) in March to a fresh 50.4°F (10.2°C). Weather in April »

Weather in May

May, the last month of the spring in Etna, is an enjoyable month, with an average temperature fluctuating between 64.6°F (18.1°C) and 44.2°F (6.8°C). The beginning of May signals a rise in the average high-temperature, moving from a fresh 50.4°F (10.2°C) in April to a comfortable 64.6°F (18.1°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Etna, New Hampshire, with an average temperature ranging between min 50.5°F (10.3°C) and max 71.6°F (22°C). As June begins, there's a slight increase in the average high-temperature, moving from a comfortable 64.6°F (18.1°C) in May to a pleasant 71.6°F (22°C). Weather in June »

Weather in July

July in Etna, New Hampshire, is a warm summer month, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 77.7°F (25.4°C). The warmest time of the year is July, with temperatures averaging a high of 77.7°F (25.4°C) and a low of 56.5°F (13.6°C). Weather in July »

Weather in August

August, the last month of the summer in Etna, is another warm month, with an average temperature varying between 76.3°F (24.6°C) and 54.9°F (12.7°C). Etna's average high-temperature in August is a still warm 76.3°F (24.6°C), indicating a subtle variation from July. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Etna, New Hampshire, with an average temperature ranging between min 48.6°F (9.2°C) and max 68.7°F (20.4°C). Etna's September weather shows a modest shift in high-temperatures, falling from August's warm 76.3°F (24.6°C) to a pleasant 68.7°F (20.4°C). Weather in September »

Weather in October

October, like September, in Etna, New Hampshire, is a cool autumn month, with an average temperature ranging between max 54.9°F (12.7°C) and min 40.1°F (4.5°C). Etna in October experiences a subtle temperature decline, with average high-temperatures reducing from a pleasant 68.7°F (20.4°C) in September to a fresh 54.9°F (12.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a wintry month in Etna, New Hampshire, with an average temperature fluctuating between 29.5°F (-1.4°C) and 41.9°F (5.5°C). The arrival of November signals a shift in temperature, down from a fresh 54.9°F (12.7°C) in October to a cold 41.9°F (5.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Etna, New Hampshire, with an average temperature varying between 30.7°F (-0.7°C) and 20.8°F (-6.2°C). During Etna's transition into December, the average high-temperature lessens, moving from an icy 41.9°F (5.5°C) in November to a subzero cold 30.7°F (-0.7°C). Weather in December »
Updated: Jun 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

Etna experiences its average lowest temperatures in January, reaching a peak of 25°F (-3.9°C) and a minimum of 12.6°F (-10.8°C).

What are the most humid months?

The months with the highest humidity are January and February, with an average relative humidity of 86%.

How much does it rain?

In Etna, during the entire year, the rain falls for 156.9 days and collects up to 28.23" (717mm) of precipitation.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 75.5 snowfall days, and 40.83" (1037mm) of snow is accumulated.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 16.3 days and accumulates 11.57" (294mm) of snow.

What is the month with the least sunshine?

With an average of 3.6h of sunshine, February has the least sunshine of the year.

When is the lowest UV index?

The months with the lowest UV index are February and December, with an average maximum UV index of 1.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Etna, 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?

May is the least humid month in Etna, with an average relative humidity of 75%.

When is the highest UV index?

May through August, with an average maximum UV index of 5, are months with the highest UV index.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

The month with the longest days is June, with an average of 15h and 24min of daylight.

What part of the year is the hottest?

July, having an average high-temperature of 77.7°F (25.4°C) and an average low-temperature of 56.5°F (13.6°C), is the warmest month.

What month has the most sunshine in Etna?

August has the most sunshine of the year, with an average of 10.1h of sunshine.

What is the driest month in Etna?

The month with the least rainfall is September, when the rain falls for 11.1 days and typically collects 1.85" (47mm) of precipitation.

What is the wettest month?

October is the month with the most rainfall. Rain falls for 14.1 days and accumulates 2.99" (76mm) of precipitation.

What is the month with the shortest days?

With an average of 9h and 0min of daylight, December has the shortest days of the year.

Average temperature
Etna, NH

Average temperature - Etna, NH

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (25°F).

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

Average pressure
Etna, NH

Average pressure - Etna, NH

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
Etna, NH

Average wind speed - Etna, NH

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity
Etna, NH

Average humidity - Etna, NH

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is May (75%).

Average rainfall
Etna, NH

Average rainfall - Etna, NH

The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days
Etna, NH

Average rainfall days - Etna, NH

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (7.9 days).

Average snowfall
Etna, NH

Average snowfall - Etna, NH

The month with the highest snowfall is February (11.57").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Etna, NH

Average snowfall days - Etna, NH

The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Etna, NH

Average daylight / Average sunshine - Etna, NH

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days
Etna, NH

Average sunshine days - Etna, NH

The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (9.8 days).

Average UV index
Etna, NH

Average UV index - Etna, NH

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

Average visibility
Etna, NH

Average visibility - Etna, NH

The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).

Etna, New Hampshire, USA

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