Climate and monthly weather forecast
South Effingham, NH

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Weather in January

January, the same as December, in South Effingham, New Hampshire, is another subzero cold winter month, with an average temperature varying between 13.8°F (-10.1°C) and 27.7°F (-2.4°C). South Effingham's January weather reaches an average high of 27.7°F (-2.4°C) and an average low of 13.8°F (-10.1°C), making it the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in South Effingham, New Hampshire, with temperature in the range of an average low of 14.9°F (-9.5°C) and an average high of 30°F (-1.1°C). The advent of February sees the average high-temperature at a still freezing cold 30°F (-1.1°C), subtly shifted from January's 27.7°F (-2.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in South Effingham, New Hampshire, with an average temperature fluctuating between 23°F (-5°C) and 38.1°F (3.4°C). South Effingham's weather shows a minor temperature rise with the arrival of March, moving from a subzero cold 30°F (-1.1°C) in February to a wintry 38.1°F (3.4°C). Weather in March »

Weather in April

April is a fresh spring month in South Effingham, New Hampshire, with an average temperature ranging between max 51.3°F (10.7°C) and min 34°F (1.1°C). With the onset of April, South Effingham's average high-temperature sees a rise, moving from March's wintry 38.1°F (3.4°C) to a fresh 51.3°F (10.7°C). Weather in April »

Weather in May

May, the last month of the spring in South Effingham, is an enjoyable month, with an average temperature fluctuating between 44.1°F (6.7°C) and 63.9°F (17.7°C). The arrival of May brings a temperature shift, with the average high-temperature escalating from a fresh 51.3°F (10.7°C) in April to a comfortable 63.9°F (17.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in South Effingham, New Hampshire, with an average temperature ranging between max 71.2°F (21.8°C) and min 51.4°F (10.8°C). As May transitions into June, South Effingham notices a gentle rise in the average high-temperature, transitioning from an enjoyable 63.9°F (17.7°C) to a pleasant 71.2°F (21.8°C). Weather in June »

Weather in July

July is a warm summer month in South Effingham, New Hampshire, with an average temperature fluctuating between 78.4°F (25.8°C) and 57.9°F (14.4°C). July, with its high-temperature average of 78.4°F (25.8°C) and a low-temperature average of 57.9°F (14.4°C), is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in South Effingham, New Hampshire, with temperature in the range of an average high of 77.2°F (25.1°C) and an average low of 56.7°F (13.7°C). The shift to August signals an average high-temperature of a still warm 77.2°F (25.1°C), subtly varied from July's 78.4°F (25.8°C). Weather in August »

Weather in September

September, the first month of the autumn in South Effingham, is also an agreeable month, with an average temperature ranging between max 69.8°F (21°C) and min 50.2°F (10.1°C). During the shift to September, a minor reduction in average high-temperature is observed, shifting from a warm 77.2°F (25.1°C) in August to a pleasant 69.8°F (21°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in South Effingham, New Hampshire, with an average temperature fluctuating between 41.5°F (5.3°C) and 56.5°F (13.6°C). The arrival of October corresponds with a shift in temperature, down from an agreeable 69.8°F (21°C) in September to a refreshing 56.5°F (13.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in South Effingham, New Hampshire, with an average temperature varying between 30.6°F (-0.8°C) and 44.2°F (6.8°C). As November commences, the average high-temperature shows a reduction, transitioning from a mild 56.5°F (13.6°C) in October to a frosty 44.2°F (6.8°C). Weather in November »

Weather in December

December, the first month of the winter in South Effingham, is also an icy month, with temperature in the range of an average low of 21.7°F (-5.7°C) and an average high of 33.1°F (0.6°C). South Effingham's progression into December includes a drop in the average high-temperature, from a frosty 44.2°F (6.8°C) in November to a wintry 33.1°F (0.6°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in South Effingham?

With average high and low temperatures of 27.7°F (-2.4°C) and 13.8°F (-10.1°C) respectively, January is South Effingham's coldest month.

What are the most humid months in South Effingham?

January and February, with an average relative humidity of 85%, are most humid months in South Effingham.

How many days does it rain in South Effingham?

Throughout the year, in South Effingham, New Hampshire, there are 138 rainfall days, and 30.08" (764mm) of precipitation is accumulated.

When does it snow in South Effingham?

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

How many days does it snow in South Effingham?

Throughout the year, in South Effingham, New Hampshire, there are 48.9 snowfall days, and 38.15" (969mm) of snow is accumulated.

What is the snowiest month in South Effingham?

February is the month with the most snowfall. Snow falls for 11.5 days and accumulates 9.72" (247mm) of snow.

What is the month with the least sunshine in South Effingham?

The month with the least sunshine is February, with an average of 4.5h of sunshine.

What is the month with the lowest UV index in South Effingham?

February is the month with the lowest UV index in South Effingham, with an average maximum UV index of 1.

When is Daylight Saving Time (DST) in South Effingham?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in South Effingham, 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 are the least humid months in South Effingham?

April and November, with an average relative humidity of 77%, are the least humid months.

When it does not snow in South Effingham?

June through September are months without snowfall.

When are the longest days in South Effingham?

June has the longest days of the year in South Effingham, New Hampshire, with an average of 15h and 24min of daylight.

What is the month with the highest UV index in South Effingham?

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

What part of the year is the hottest in South Effingham?

In South Effingham, July is identified by the average highest temperatures, reaching a peak of 78.4°F (25.8°C) and a low of 57.9°F (14.4°C).

What month has the most sunshine in South Effingham?

With an average of 10h of sunshine, August has the most sunshine of the year in South Effingham.

What is the driest month in South Effingham?

September is the month with the least rainfall. Rain falls for 10.9 days and accumulates 1.54" (39mm) of precipitation.

What is the rainiest month in South Effingham?

October is the month with the most rainfall in South Effingham, New Hampshire. Rain falls for 13.2 days and accumulates 3.31" (84mm) of precipitation.

What is the month with the shortest days in South Effingham?

The month with the shortest days in South Effingham is December, with an average of 9h and 0min of daylight.

Average temperature
South Effingham, NH

Average temperature - South Effingham, NH

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.7°F).

The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

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Average pressure
South Effingham, NH

Average pressure - South Effingham, NH

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed
South Effingham, NH

Average wind speed - South Effingham, NH

The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity
South Effingham, NH

Average humidity - South Effingham, NH

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April and November (77%).

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Average rainfall
South Effingham, NH

Average rainfall - South Effingham, NH

The wettest month (with the highest rainfall) is October (3.31").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days
South Effingham, NH

Average rainfall days - South Effingham, NH

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.5 days).

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Average snowfall
South Effingham, NH

Average snowfall - South Effingham, NH

The month with the highest snowfall is February (9.72").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
South Effingham, NH

Average snowfall days - South Effingham, NH

The month with the highest number of snowfall days is February (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
South Effingham, NH

Average daylight / Average sunshine - South Effingham, 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 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days
South Effingham, NH

Average sunshine days - South Effingham, NH

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (13.2 days).

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Average visibility
South Effingham, NH

Average visibility - South Effingham, NH

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

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South Effingham, New Hampshire, USA

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