August weather forecast
Salem, NH

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Weather in August

In August, Salem's weather remains summery, featuring high temperatures around 79.9°F (26.6°C) and negligible snowfall. Bask in the late-summer sunshine which permeates the city, despite occasional rainy spells. August offers the perfect climate for beach activities as the sea temperature ascends to a warm 66.4°F (19.1°C). Although cooler evenings signal the upcoming end of summer, the warm weather during the day maintains the festive summertime ambience.

Temperature

As July transitions into August, Salem records an average high-temperature of a still moderately hot 79.9°F (26.6°C), showing a gentle shift from the preceding month. Salem reports an average low-temperature of 61.9°F (16.6°C) during the nights of August.

Humidity

In August, the average relative humidity is 74%.

Rainfall

In Salem, New Hampshire, in August, during 13 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Salem, during the entire year, the rain falls for 144 days and collects up to 26.97" (685mm) of precipitation.

Snowfall

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

Ocean temperature

The month with the warmest seawater is August, with an average ocean temperature of 66.4°F (19.1°C).
Note: For most, swimming in 66.4°F (19.1°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

In Salem, the average length of the day in August is 13h and 52min.
On the first day of August in Salem, sunrise is at 5:37 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 7:20 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.6h of sunshine.

UV index

The months with the highest UV index in Salem, New Hampshire, are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, a daily maximum UV index of 6 leads to the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. 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 is the average August temperature in Salem?

An average high-temperature, in August, in Salem, is 79.9°F (26.6°C) and the average low-temperature is 61.9°F (16.6°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 86°F (30°C).

What is the average humidity in August in Salem?

In Salem, the average relative humidity in August is 74%.

How many days does it rain in August in Salem?

In Salem, in August, it is raining for 13 days, with typically 1.69" (43mm) of accumulated precipitation.

When it does not snow in Salem?

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

What month is the ocean warmest in Salem?

August is the month with the warmest seawater in Salem, New Hampshire, with an average ocean temperature of 66.4°F (19.1°C).

What is the ocean temperature in August in Salem?

In Salem, the average seawater temperature in August is 66.4°F (19.1°C). For most, swimming in 66.4°F (19.1°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does Salem have in August?

In August, the average day length in Salem, New Hampshire, is 13h and 52min.

When are sunrise and sunset in August in Salem?

In August, on the first day of the month, sunrise is at 5:37 am and sunset at 8:05 pm. On the last day of the month, in Salem, sunrise is at 6:09 am and sunset at 7:20 pm EDT.

What month has the most sunshine in Salem?

August has the most sunshine of the year in Salem, with an average of 10.6h of sunshine.

How long on average sun shines in August in Salem?

In Salem, New Hampshire, the average sunshine duration in August is 10.6h.

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

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index intensity in August in Salem?

The average daily maximum UV index in August in Salem is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
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
Salem, NH

Average temperature in August - Salem, NH
  • Average high temperature in August: 79.9°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in August: 61.9°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in August
Salem, NH

Average pressure in August - Salem, 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
Salem, NH

Average wind speed in August - Salem, NH
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in August
Salem, NH

Average humidity in August - Salem, NH
  • Average humidity in August: 74%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in August
Salem, NH

Average rainfall in August - Salem, NH
  • Average rainfall in August: 1.69"

The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.3").

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Average rainfall days in August
Salem, NH

Average rainfall days in August - Salem, NH
  • Average rainfall days in August: 13 days

The month with the highest number of rainy days is May (15.9 days).
The months with the least rainy days are January and February (7.6 days).

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Average snowfall in August
Salem, NH

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

The month with the highest snowfall is February (5.87").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Salem, NH

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

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in August
Salem, NH

Average sea temperature in August - Salem, NH
  • Average sea temperature in August: 66.4°F

The best month for swimming (with the highest average sea temperature) is August (66.4°F).
The coldest month (with the lowest average sea temperature) is March (38.8°F).

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

Average daylight in August / Average sunshine in August - Salem, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in August
Salem, NH

Average sunshine days in August - Salem, NH
  • Average sunshine days in August: 16.5 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is May (13.5 days).

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Average UV index in August
Salem, NH

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

The months with the highest UV index are June, 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
Salem, NH

Average cloud cover in August - Salem, NH
  • Average cloud cover in August: 31

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in August
Salem, NH

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

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

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Salem, New Hampshire, USA

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