August weather forecast
New Boston, NH

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Weather in August

August, the last month of the summer in New Boston, is another warm month, with an average temperature fluctuating between 79.3°F (26.3°C) and 59.4°F (15.2°C).

Temperature

The advent of August reveals an average high-temperature of a still moderately hot 79.3°F (26.3°C), showing minimal difference from the prior month. During August, New Boston's temperature averages to a refreshing 59.4°F (15.2°C) at night.

Humidity

The average relative humidity in August is 76%.

Rainfall

In New Boston, during August, the rain falls for 13.8 days and regularly aggregates up to 1.97" (50mm) of precipitation. In New Boston, during the entire year, the rain falls for 146.9 days and collects up to 28.15" (715mm) of precipitation.

Snowfall

June through September are months without snowfall in New Boston.

Daylight

In August, the average length of the day is 13h and 53min.
On the first day of August in New Boston, sunrise is at 5:38 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:22 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.4h 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 of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In August, an average UV index of 6 transforms into the following instructions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for New Boston in August?

August temperatures in New Boston vary between a high-temperature of 79.3°F (26.3°C) and a low-temperature of 59.4°F (15.2°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 computed to be 86°F (30°C).

What is the average humidity in August?

The average relative humidity in August is 76%.

How much does it rain in August?

In New Boston, in August, during 13.8 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August?

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

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:38 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:10 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 10.4h of sunshine.

How long on average sun shines in August?

In August, the average sunshine duration is 10.4h.

When is the highest UV index?

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

What is the UV index intensity in August in New Boston?

The average daily maximum UV index in August in New Boston is 6. A UV Index estimate of 6 to 7 represents a high health threat 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
New Boston, NH

Average temperature in August - New Boston, NH
  • Average high temperature in August: 79.3°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in August
New Boston, NH

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

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
New Boston, NH

Average wind speed in August - New Boston, NH
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in August
New Boston, NH

Average humidity in August - New Boston, NH
  • Average humidity in August: 76%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).

Average rainfall in August
New Boston, NH

Average rainfall in August - New Boston, NH
  • Average rainfall in August: 1.97"

The wettest month (with the highest rainfall) is October (3.03").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in August
New Boston, NH

Average rainfall days in August - New Boston, NH
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (6.9 days).

Average snowfall in August
New Boston, NH

Average snowfall in August - New Boston, NH
  • Average snowfall in August: 0"

The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
New Boston, NH

Average snowfall days in August - New Boston, NH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
New Boston, NH

Average daylight in August / Average sunshine in August - New Boston, 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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in August
New Boston, NH

Average sunshine days in August - New Boston, NH
  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (13.2 days).

Average UV index in August
New Boston, NH

Average UV index in August - New Boston, 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).

Average cloud cover in August
New Boston, NH

Average cloud cover in August - New Boston, NH
  • Average cloud cover in August: 33

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
New Boston, NH

Average visibility in August - New Boston, 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).

New Boston, New Hampshire, USA

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