Climate and monthly weather forecast
Alstead, NH

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Weather in January

January, like December, is another subzero cold winter month in Alstead, New Hampshire, with temperature in the range of an average high of 27.5°F (-2.5°C) and an average low of 14.5°F (-9.7°C). January is the month when Alstead experiences its coldest temperatures, averaging a high of 27.5°F (-2.5°C) and a low of 14.5°F (-9.7°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Alstead, New Hampshire, with an average temperature varying between 15.4°F (-9.2°C) and 30.2°F (-1°C). February's advent presents an average high-temperature of a still subzero cold 30.2°F (-1°C), indicating a slight variation from the conditions of the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Alstead, New Hampshire, with an average temperature fluctuating between 38.7°F (3.7°C) and 23.5°F (-4.7°C). As February transitions into March, a subtle temperature shift is observed, with average highs adjusting from a subzero cold 30.2°F (-1°C) to an icy 38.7°F (3.7°C). Weather in March »

Weather in April

April is a fresh spring month in Alstead, New Hampshire, with an average temperature varying between 34.3°F (1.3°C) and 52°F (11.1°C). In Alstead, the average high-temperature in April rises, from a cold 38.7°F (3.7°C) in March, to a fresh 52°F (11.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Alstead, New Hampshire, with temperature in the range of an average high of 65.8°F (18.8°C) and an average low of 45.1°F (7.3°C). May witnesses an increase in the average high-temperature, moving from a fresh 52°F (11.1°C) in April to an enjoyable 65.8°F (18.8°C). Weather in May »

Weather in June

June, the first month of the summer in Alstead, is a pleasant month, with an average temperature ranging between max 73°F (22.8°C) and min 51.6°F (10.9°C). Observing a minor shift, the average high-temperature during June adjusts from May's comfortable 65.8°F (18.8°C) to an agreeable 73°F (22.8°C). Weather in June »

Weather in July

July in Alstead, New Hampshire, is a moderately hot summer month, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 57.7°F (14.3°C). July, on average, is the warmest month, registering a high temperature of 79.7°F (26.5°C) and a low of 57.7°F (14.3°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Alstead, New Hampshire, with temperature in the range of an average low of 55.9°F (13.3°C) and an average high of 77.9°F (25.5°C). Alstead's average high-temperature marks a still moderately hot 77.9°F (25.5°C) with the advent of August, closely mirroring that of the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Alstead, New Hampshire, with temperature in the range of an average low of 50.4°F (10.2°C) and an average high of 70.5°F (21.4°C). With the beginning of September, the average high-temperature shows a small decrease, transitioning from a warm 77.9°F (25.5°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 Alstead, New Hampshire, with an average temperature ranging between max 56.7°F (13.7°C) and min 41.5°F (5.3°C). Alstead's October weather comes with a decrease in average high-temperatures, moving from an agreeable 70.5°F (21.4°C) in September to a refreshing 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 Alstead, New Hampshire, with temperature in the range of an average high of 44.1°F (6.7°C) and an average low of 30.9°F (-0.6°C). The average high-temperature drops in November, from October's refreshing 56.7°F (13.7°C) to a chilly 44.1°F (6.7°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Alstead, New Hampshire, with temperature in the range of an average high of 32.9°F (0.5°C) and an average low of 22.3°F (-5.4°C). With the onset of December, Alstead experiences a modest temperature adjustment, with the average high-temperature receding from a chilly 44.1°F (6.7°C) in November to a wintry 32.9°F (0.5°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Alstead?

In Alstead, New Hampshire, the average lowest temperatures are observed in January, with a high of 27.5°F (-2.5°C) and a low of 14.5°F (-9.7°C).

What is the driest month in Alstead?

The months with the least rainfall are January and March Rain falls for 4.5 days and accumulates 1.06" (27mm) of rain.

How many days does it rain in Alstead?

Throughout the year, in Alstead, there are 113.5 rainfall days, and 16.77" (426mm) of precipitation is accumulated.

When does it snow in Alstead?

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

How much does it snow in Alstead?

Throughout the year, there are 31 snowfall days, and 16.22" (412mm) of snow is accumulated.

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

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

What is the most humid month in Alstead?

With an average relative humidity of 85%, February is the most humid month in Alstead, New Hampshire.

When does it snow the most in Alstead?

February is the month with the most snowfall in Alstead, New Hampshire. Snow falls for 7.9 days and accumulates 4.69" (119mm) of snow.

What is the month with the least sunshine in Alstead?

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

When is Daylight Saving Time (DST) in Alstead?

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

April is the least humid month in Alstead, New Hampshire, with an average relative humidity of 74%.

What are the months with the highest UV index in Alstead?

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

When it does not snow in Alstead?

In Alstead, snow does not fall in June through September.

When are the longest days in Alstead?

With an average of 15h and 18min of daylight, June has the longest days of the year in Alstead.

What is the hottest time of year in Alstead?

July, with an average high of 79.7°F (26.5°C) and a low of 57.7°F (14.3°C), signifies the warmest month of the year in Alstead.

What month has the most sunshine in Alstead?

August has the most sunshine of the year, with an average of 10.3h of sunshine.

What is the wettest month in Alstead?

The month with the most rainfall is October, when the rain falls for 11.4 days and typically aggregates up to 1.77" (45mm) of precipitation.

What is the month with the shortest days in Alstead?

December has the shortest days of the year in Alstead, New Hampshire, with an average of 9h and 6min of daylight.

Average temperature
Alstead, NH

Average temperature - Alstead, NH

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.5°F).

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).

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Average pressure
Alstead, NH

Average pressure - Alstead, NH

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Alstead, NH

Average wind speed - Alstead, NH

The windiest months (with the highest average wind speed) are January, February and March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average rainfall
Alstead, NH

Average rainfall - Alstead, NH

The wettest month (with the highest rainfall) is October (1.77").
The driest months (with the least rainfall) are January and March (1.06").

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Average rainfall days
Alstead, NH

Average rainfall days - Alstead, NH

The month with the highest number of rainy days is July (12.1 days).
The month with the least rainy days is January (4.5 days).

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Average snowfall
Alstead, NH

Average snowfall - Alstead, NH

The month with the highest snowfall is February (4.69").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Alstead, NH

Average snowfall days - Alstead, NH

The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Alstead, NH

Average daylight / Average sunshine - Alstead, 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days
Alstead, NH

Average sunshine days - Alstead, NH

The month with the most sunshine days is November (20.5 days).
The months with the least sunshine days are April and June (16 days).

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Average UV index
Alstead, NH

Average UV index - Alstead, 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 January, February, March, October, November and December (UV index 2).

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Average visibility
Alstead, NH

Average visibility - Alstead, NH

The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).

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Alstead, New Hampshire, USA

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