August weather forecast
Seabrook, NH

Weather in August

August, the last month of the summer in Seabrook, is also a moderately hot month, with an average temperature ranging between min 62.4°F (16.9°C) and max 75.7°F (24.3°C).

Temperature

In Seabrook, the average high-temperature in August is practically the same as in July - a still moderately hot 75.7°F (24.3°C). The average low-temperature, in Seabrook, is 62.4°F (16.9°C).

Humidity

In August, the average relative humidity in Seabrook is 78%.

Rainfall

In Seabrook, during 13.1 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, in Seabrook, there are 146.5 rainfall days, and 27.52" (699mm) of precipitation is accumulated.

Snowfall

In Seabrook, snow does not fall in May through September.

Daylight

The average length of the day in August is 13h and 53min.
On the first day of the month, sunrise is at 5:34 am and sunset at 8:05 pm. On the last day of August, sunrise is at 6:06 am and sunset at 7:20 pm EDT.

Sunshine

The month with the most sunshine in Seabrook, New Hampshire, is August, with an average of 10.7h of sunshine.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in August in Seabrook?

In Seabrook, in August, the average high-temperature is 75.7°F (24.3°C), and the average low-temperature is 62.4°F (16.9°C).

What is the average humidity in August in Seabrook?

The average relative humidity in August is 78%.

How much does it rain in Seabrook in August?

In Seabrook, in August, during 13.1 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

When it does not snow in Seabrook?

In Seabrook, New Hampshire, snow does not fall in May through September.

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

In August, the average day length in Seabrook is 13h and 53min.

When is the sunrise / sunset in August in Seabrook?

On the first day of August in Seabrook, sunrise is at 5:34 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 7:20 pm EDT.

What month has the most sunshine in Seabrook?

August has the most sunshine of the year in Seabrook, with an average of 10.7h of sunshine.

How many hours of sunshine does Seabrook have in August?

In Seabrook, New Hampshire, the average sunshine duration in August is 10.7h.

When is the highest UV index in Seabrook?

The months with the highest UV index in Seabrook are July and August, with an average maximum UV index of 6.

What is the UV index reading in August in Seabrook?

In Seabrook, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Seabrook, NH

Average temperature in August - Seabrook, NH
  • Average high temperature in August: 75.7°F

The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in August: 62.4°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure in August
Seabrook, NH

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

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Seabrook, NH

Average wind speed in August - Seabrook, NH
  • Average wind speed in August: 6.9mph

The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity in August
Seabrook, NH

Average humidity in August - Seabrook, NH
  • Average humidity in August: 78%

The months with the highest relative humidity are June and July (79%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in August
Seabrook, NH

Average rainfall in August - Seabrook, NH
  • Average rainfall in August: 2.05"

The wettest months (with the highest rainfall) are October and December (2.83").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days in August
Seabrook, NH

Average rainfall days in August - Seabrook, NH
  • Average rainfall days in August: 13.1 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (7.7 days).

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Average snowfall in August
Seabrook, NH

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

The month with the highest snowfall is February (4.02").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Seabrook, NH

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

The months with the highest number of snowfall days are January and February (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Seabrook, NH

Average daylight in August / Average sunshine in August - Seabrook, NH
  • Average daylight in August: 13h and 53min

The month with the longest days is June (Average daylight: 15h and 17min).
The month with the shortest days is December (Average daylight: 9h and 5min).

  • Average sunshine in August: 10h and 42min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in August
Seabrook, NH

Average sunshine days in August - Seabrook, NH
  • Average sunshine days in August: 15.9 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is April (13.1 days).

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Average UV index in August
Seabrook, NH

Average UV index in August - Seabrook, NH
  • Average UV index in August: 6

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in August
Seabrook, NH

Average cloud cover in August - Seabrook, NH
  • Average cloud cover in August: 29

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in August
Seabrook, NH

Average visibility in August - Seabrook, NH
  • Average visibility in August: 6mi

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

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