August weather forecast
Charlemont, MA

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Weather in August

The last month of the summer, August, is another warm month in Charlemont, Massachusetts, with an average temperature fluctuating between 56.1°F (13.4°C) and 76.3°F (24.6°C).

Temperature

Charlemont experiences a recorded average high-temperature of a still moderately hot 76.3°F (24.6°C) in August, closely aligned with July's 78.6°F (25.9°C). During August, the nighttime temperature averages to a refreshing 56.1°F (13.4°C).

Humidity

In August, the average relative humidity is 79%.

Rainfall

In August, the rain falls for 16.6 days. Throughout August, 2.8" (71mm) of precipitation is accumulated. In Charlemont, during the entire year, the rain falls for 166.5 days and collects up to 35.12" (892mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Charlemont, the average length of the day in August is 13h and 52min.
On the first day of August, sunrise is at 5:44 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:27 pm EDT.

Sunshine

The average sunshine in August is 9.7h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk 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. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

What are the temperatures in August?

Charlemont in August has an average high-temperature of 76.3°F (24.6°C) and an average low-temperature of 56.1°F (13.4°C).

What is the average humidity in August?

In Charlemont, the average relative humidity in August is 79%.

How much does it rain in August?

In August, the rain falls for 16.6 days. Throughout August, 2.8" (71mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Charlemont have in August?

The average day length in August is 13h and 52min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:44 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:27 pm EDT.

How many hours of sunshine does Charlemont have in August?

The average sunshine duration in August is 9.7h.

What are the months with the highest UV index?

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

What is the UV index intensity in August?

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from 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
Charlemont, MA

Average temperature in August - Charlemont, MA
  • Average high temperature in August: 76.3°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in August: 56.1°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

Average pressure in August
Charlemont, MA

Average pressure in August - Charlemont, MA
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Charlemont, MA

Average wind speed in August - Charlemont, MA
  • Average wind speed in August: 5.3mph

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in August
Charlemont, MA

Average humidity in August - Charlemont, MA
  • Average humidity in August: 79%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is April (76%).

Average rainfall in August
Charlemont, MA

Average rainfall in August - Charlemont, MA
  • Average rainfall in August: 2.8"

The wettest month (with the highest rainfall) is October (3.58").
The driest months (with the least rainfall) are March and September (2.6").

Average rainfall days in August
Charlemont, MA

Average rainfall days in August - Charlemont, MA
  • Average rainfall days in August: 16.6 days

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in August
Charlemont, MA

Average snowfall in August - Charlemont, MA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (9.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Charlemont, MA

Average snowfall days in August - Charlemont, MA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Charlemont, MA

Average daylight in August / Average sunshine in August - Charlemont, MA
  • 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: 9h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in August
Charlemont, MA

Average sunshine days in August - Charlemont, MA
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is February (10.2 days).

Average UV index in August
Charlemont, MA

Average UV index in August - Charlemont, MA
  • Average UV index in August: 5

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

Average cloud cover in August
Charlemont, MA

Average cloud cover in August - Charlemont, MA
  • Average cloud cover in August: 39

The month with the most cloud cover is February (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 39).

Average visibility in August
Charlemont, MA

Average visibility in August - Charlemont, MA
  • Average visibility in August: 5mi

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

Charlemont, Massachusetts, USA

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