August weather forecast
Alstead, NH

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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).

Temperature

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. In August, a remarkable difference from daytime highs is noted, as Alstead records an average temperature of 55.9°F (13.3°C) during the night.

Humidity

In August, the average relative humidity in Alstead is 77%.

Rainfall

In Alstead, in August, it is raining for 11.8 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, in Alstead, New Hampshire, there are 113.5 rainfall days, and 16.77" (426mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Alstead.

Daylight

In August, the average length of the day in Alstead is 13h and 54min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:10 pm. On the last day of August, in Alstead, sunrise is at 6:13 am and sunset at 7:25 pm EDT.

Sunshine

With an average of 10.3h of sunshine, August has the most sunshine of the year in Alstead, New Hampshire.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Alstead. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 5 in August, converts into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What are August temperatures in Alstead?

In Alstead, 77.9°F (25.5°C) is the average high-temperature and 55.9°F (13.3°C) is the average low-temperature during August.

What is the average humidity in August in Alstead?

The average relative humidity in August in Alstead is 77%.

How many days does it rain in August in Alstead?

In Alstead, New Hampshire, in August, it is raining for 11.8 days, with typically 1.26" (32mm) of accumulated precipitation.

When it does not snow in Alstead?

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

What is the average length of the day in August in Alstead?

In August, the average day length in Alstead is 13h and 54min.

When is the sunrise / sunset in August in Alstead?

On the first day of August in Alstead, sunrise is at 5:40 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 7:25 pm EDT.

What month has the most sunshine in Alstead?

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

How many hours of sunshine does Alstead have in August?

The average sunshine duration in August in Alstead, New Hampshire, is 10.3h.

When is the highest UV index in Alstead?

The months with the highest UV index in Alstead, New Hampshire, are May through August, with an average maximum UV index of 5.

What is the UV index reading in August in Alstead?

The average daily maximum UV index in August in Alstead, New Hampshire, is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Alstead, NH

Average temperature in August - Alstead, NH
  • Average high temperature in August: 77.9°F

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).

  • Average low temperature in August: 55.9°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 in August
Alstead, NH

Average pressure in August - Alstead, NH
  • Average pressure in August: 29.97"Hg

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 in August
Alstead, NH

Average wind speed in August - Alstead, NH
  • Average wind speed in August: 5mph

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 humidity in August
Alstead, NH

Average humidity in August - Alstead, NH
  • Average humidity in August: 77%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in August
Alstead, NH

Average rainfall in August - Alstead, NH
  • Average rainfall in August: 1.26"

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 in August
Alstead, NH

Average rainfall days in August - Alstead, NH
  • Average rainfall days in August: 11.8 days

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 in August
Alstead, NH

Average snowfall in August - Alstead, NH
  • Average snowfall in August: 0"

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 in August
Alstead, NH

Average snowfall days in August - Alstead, NH
  • Average snowfall days in August: 0 days

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 in August /
Average sunshine in August
Alstead, NH

Average daylight in August / Average sunshine in August - Alstead, NH
  • Average daylight in August: 13h and 5min

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).

  • Average sunshine in August: 10h and 2min

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 in August
Alstead, NH

Average sunshine days in August - Alstead, NH
  • Average sunshine days in August: 16.9 days

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 in August
Alstead, NH

Average UV index in August - Alstead, NH
  • Average UV index in August: 5

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 cloud cover in August
Alstead, NH

Average cloud cover in August - Alstead, NH
  • Average cloud cover in August: 34

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in August
Alstead, NH

Average visibility in August - Alstead, NH
  • Average visibility in August: 5mi

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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