August weather forecast
Chester, NH

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Weather in August

The last month of the summer, August, is also a moderately hot month in Chester, New Hampshire, with an average temperature varying between 80.1°F (26.7°C) and 59.9°F (15.5°C).

Temperature

The introduction of August notes a subtle temperature variation to a still moderately hot 80.1°F (26.7°C) from July's 81.7°F (27.6°C). In Chester, the average low-temperature during the month of August is a mild 59.9°F (15.5°C).

Humidity

In August, the average relative humidity in Chester is 75%.

Rainfall

In Chester, in August, during 10.4 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, in Chester, there are 104.4 rainfall days, and 12.95" (329mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Chester, the average length of the day in August is 13h and 53min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:05 pm. On the last day of August, sunrise is at 6:09 am and sunset at 7:21 pm EDT.

Sunshine

The month with the most sunshine in Chester is August, with an average of 10.4h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What is the usual temperature for Chester in August?

The average high-temperature, in August, in Chester, is 80.1°F (26.7°C), while the average low-temperature is 59.9°F (15.5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 86°F (30°C).

What is the average humidity in August in Chester?

In August, the average relative humidity is 75%.

How many days does it rain in August in Chester?

In Chester, New Hampshire, in August, it is raining for 10.4 days, with typically 1.1" (28mm) of accumulated precipitation.

When it does not snow in Chester?

In Chester, New Hampshire, snow does not fall in June through September.

How many hours of daylight does Chester have in August?

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

When is the sunrise / sunset in August in Chester?

On the first day of August in Chester, sunrise is at 5:36 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 7:21 pm EDT.

What month has the most sunshine in Chester?

With an average of 10.4h of sunshine, August has the most sunshine of the year.

How long on average sun shines in August in Chester?

The average sunshine duration in August in Chester, New Hampshire, is 10.4h.

When is the highest UV index in Chester?

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

What is the UV index reading in August in Chester?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Chester, NH

Average temperature in August - Chester, NH
  • Average high temperature in August: 80.1°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 (30.6°F).

  • Average low temperature in August: 59.9°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in August
Chester, NH

Average pressure in August - Chester, 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).

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Average wind speed in August
Chester, NH

Average wind speed in August - Chester, NH
  • Average wind speed in August: 5.1mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in August
Chester, NH

Average humidity in August - Chester, NH
  • Average humidity in August: 75%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in August
Chester, NH

Average rainfall in August - Chester, NH
  • Average rainfall in August: 1.1"

The wettest month (with the highest rainfall) is October (1.38").
The driest month (with the least rainfall) is January (0.75").

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Average rainfall days in August
Chester, NH

Average rainfall days in August - Chester, NH
  • Average rainfall days in August: 10.4 days

The month with the highest number of rainy days is June (12.1 days).
The month with the least rainy days is January (4.1 days).

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Average snowfall in August
Chester, NH

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

The month with the highest snowfall is December (2.99").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Chester, NH

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

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Chester, 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).

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Average sunshine days in August
Chester, NH

Average sunshine days in August - Chester, NH
  • Average sunshine days in August: 18 days

The months with the most sunshine days are January and December (21.3 days).
The month with the least sunshine days is June (16.7 days).

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Average UV index in August
Chester, NH

Average UV index in August - Chester, 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
Chester, NH

Average cloud cover in August - Chester, NH
  • Average cloud cover in August: 33

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in August
Chester, NH

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

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

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Chester, New Hampshire, USA

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