August weather forecast
Bartlett, NH

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Weather in August

The last month of the summer, August, is another warm month in Bartlett, New Hampshire, with an average temperature fluctuating between 52.3°F (11.3°C) and 74.5°F (23.6°C).

Temperature

August's weather displays an average high-temperature of a still warm 74.5°F (23.6°C), slightly varied from July's 76.3°F (24.6°C). Bartlett's temperature exhibits a stark contrast from daytime to nighttime, averaging lows of 52.3°F (11.3°C) in August.

Humidity

The average relative humidity in August is 80%.

Rainfall

In Bartlett, in August, it is raining for 16.8 days, with typically 2.44" (62mm) of accumulated precipitation. In Bartlett, during the entire year, the rain falls for 177.3 days and collects up to 35.35" (898mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August is 13h and 58min.
On the first day of August, sunrise is at 5:33 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:22 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 9.8h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 in August converts into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in August?

The high-temperature, in August, in Bartlett, is 74.5°F (23.6°C), while the low-temperature averages to 52.3°F (11.3°C).

What is the average humidity in August?

The average relative humidity in August is 80%.

How many days does it rain in August?

In Bartlett, during August, the rain falls for 16.8 days and regularly aggregates up to 2.44" (62mm) of precipitation.

When it does not snow?

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

How many hours of daylight does Bartlett have in August?

In August, the average day length is 13h and 58min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:33 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:22 pm EDT.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 9.8h of sunshine.

How many hours of sunshine does Bartlett have in August?

In Bartlett, the average sunshine duration in August is 9.8h.

What are the months with the highest UV index?

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

What is the UV index reading in August?

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
Bartlett, NH

Average temperature in August - Bartlett, NH
  • Average high temperature in August: 74.5°F

The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in August: 52.3°F

The month with the highest average low temperature is July (54.9°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

Average pressure in August
Bartlett, NH

Average pressure in August - Bartlett, NH
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Bartlett, NH

Average wind speed in August - Bartlett, NH
  • Average wind speed in August: 4.3mph

The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in August
Bartlett, NH

Average humidity in August - Bartlett, NH
  • Average humidity in August: 80%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is May (77%).

Average rainfall in August
Bartlett, NH

Average rainfall in August - Bartlett, NH
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is October (3.9").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in August
Bartlett, NH

Average rainfall days in August - Bartlett, NH
  • Average rainfall days in August: 16.8 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (10.9 days).

Average snowfall in August
Bartlett, NH

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

The month with the highest snowfall is February (16.81").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Bartlett, NH

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

The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Bartlett, NH
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in August
Bartlett, NH

Average sunshine days in August - Bartlett, NH
  • Average sunshine days in August: 11.8 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (7.8 days).

Average UV index in August
Bartlett, NH

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

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in August
Bartlett, NH

Average cloud cover in August - Bartlett, NH
  • Average cloud cover in August: 39

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 39).

Average visibility in August
Bartlett, NH

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

The months with the highest visibility are May, June, July, August and November (5mi).
The months with the lowest visibility are January, February, March, April, September, October and December (4mi).

Bartlett, New Hampshire, USA

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