August weather forecast
Newmarket, NH

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Weather in August

The weather in August is synonymous peak summer in Newmarket, nearly matching July's heat with an average high temperature of 76.8°F (24.9°C). This period sees a decrease in rainfall, resulting in drier conditions than the previous month. Despite the high temperatures, the generally clear skies and gentle winds make for great summer sightseeing and local leisure activities.

Temperature

The transition into August notes an average high-temperature of a still moderately hot 76.8°F (24.9°C), revealing a mild distinction from the 77.4°F (25.2°C) in July. During August, Newmarket observes a consistent average nighttime temperature of 61.3°F (16.3°C).

Humidity

In August, the average relative humidity is 78%.

Rainfall

In Newmarket, in August, during 13.1 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. Throughout the year, in Newmarket, there are 144.8 rainfall days, and 27.24" (692mm) of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day in Newmarket, New Hampshire, is 13h and 53min.
On the first day of August, sunrise is at 5:35 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:19 pm EDT.

Sunshine

The month with the most sunshine in Newmarket is August, with an average of 10.6h of sunshine.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 6 in August translates into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What are the temperatures in Newmarket in August?

In Newmarket, in August, the average high-temperature is 76.8°F (24.9°C), and the average low-temperature is 61.3°F (16.3°C).

What is the average humidity in August in Newmarket?

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

How many days does it rain in August in Newmarket?

In Newmarket, during August, the rain falls for 13.1 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When it does not snow in Newmarket?

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

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

The average day length in August is 13h and 53min.

When is the sunrise / sunset in August in Newmarket?

On the first day of August, sunrise is at 5:35 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:19 pm EDT.

What month has the most sunshine in Newmarket?

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

How long on average sun shines in August in Newmarket?

The average sunshine duration in August is 10.6h.

What is the month with the highest UV index in Newmarket?

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

What is the UV index intensity in August in Newmarket?

In August, the average daily maximum UV index in Newmarket is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe 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
Newmarket, NH

Average temperature in August - Newmarket, NH
  • Average high temperature in August: 76.8°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in August
Newmarket, NH

Average pressure in August - Newmarket, 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
Newmarket, NH

Average wind speed in August - Newmarket, NH
  • Average wind speed in August: 6.2mph

The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in August
Newmarket, NH

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

The months with the highest relative humidity are January and February (80%).
The months with the lowest relative humidity are April and November (75%).

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Average rainfall in August
Newmarket, NH

Average rainfall in August - Newmarket, NH
  • Average rainfall in August: 1.97"

The wettest months (with the highest rainfall) are October and December (2.87").
The driest month (with the least rainfall) is September (1.46").

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Average rainfall days in August
Newmarket, NH

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

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.6 days).

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Average snowfall in August
Newmarket, NH

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

The month with the highest snowfall is December (4.53").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Newmarket, NH

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

The month with the highest number of snowfall days is January (8.7 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
Newmarket, NH

Average daylight in August / Average sunshine in August - Newmarket, 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 months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in August
Newmarket, NH

Average sunshine days in August - Newmarket, NH
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is April (13.2 days).

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Average UV index in August
Newmarket, NH

Average UV index in August - Newmarket, 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
Newmarket, NH

Average cloud cover in August - Newmarket, NH
  • Average cloud cover in August: 30

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in August
Newmarket, NH

Average visibility in August - Newmarket, 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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Newmarket, New Hampshire, USA

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