August weather forecast
West Yarmouth, MA

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Weather in August

The last month of the summer, August, is also an agreeable month in West Yarmouth, Massachusetts, with an average temperature varying between 72.1°F (22.3°C) and 68.5°F (20.3°C).

Temperature

West Yarmouth's warmest weather arrives in August, when temperatures average a high of 72.1°F (22.3°C) and a low of 68.5°F (20.3°C).

Humidity

The average relative humidity in August is 81%.

Rainfall

The month with the least rainfall is August, when the rain falls for 11.2 days and typically collects 0.94" (24mm) of precipitation.

Snowfall

In West Yarmouth, snow does not fall in May through November.

Daylight

In West Yarmouth, the average length of the day in August is 13h and 48min.
On the first day of August in West Yarmouth, sunrise is at 5:36 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 7:15 pm EDT.

Sunshine

The month with the most sunshine in West Yarmouth is August, with an average of 10.8h of sunshine.

UV index

The months with the highest UV index in West Yarmouth, Massachusetts, are July and August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What are the warmest months in West Yarmouth?

West Yarmouth, Massachusetts, reaches its average highest temperatures in August, measuring 72.1°F (22.3°C) at the peak and 68.5°F (20.3°C) at the lowest.

What are August temperatures in West Yarmouth?

An average high-temperature, in August, in West Yarmouth, is 72.1°F (22.3°C) and the average low-temperature is 68.5°F (20.3°C).

What is the average humidity in August in West Yarmouth?

In August, the average relative humidity is 81%.

What is the driest month in West Yarmouth?

The month with the least rainfall in West Yarmouth, Massachusetts, is August, when the rain falls for 11.2 days and typically collects 0.94" (24mm) of precipitation.

How much does it rain in West Yarmouth in August?

In August, in West Yarmouth, Massachusetts, the rain falls for 11.2 days. Throughout August, 0.94" (24mm) of precipitation is accumulated.

When it does not snow in West Yarmouth?

May through November are months without snowfall.

What is the average length of the day in August in West Yarmouth?

In West Yarmouth, the average day length in August is 13h and 48min.

When is the sunrise / sunset in August in West Yarmouth?

On the first day of August in West Yarmouth, sunrise is at 5:36 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 7:15 pm EDT.

What month has the most sunshine in West Yarmouth?

The month with the most sunshine in West Yarmouth, Massachusetts, is August, with an average of 10.8h of sunshine.

How long on average sun shines in August in West Yarmouth?

In August, the average sunshine duration in West Yarmouth is 10.8h.

What is the month with the highest UV index in West Yarmouth?

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 West Yarmouth?

In West Yarmouth, Massachusetts, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
West Yarmouth, MA

Average temperature in August - West Yarmouth, MA
  • Average high temperature in August: 72.1°F

The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in August: 68.5°F

The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in August
West Yarmouth, MA

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

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
West Yarmouth, MA

Average wind speed in August - West Yarmouth, MA
  • Average wind speed in August: 10.9mph

The windiest month (with the highest average wind speed) is January (16.8mph).
The calmest months (with the lowest average wind speed) are July and August (10.9mph).

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Average humidity in August
West Yarmouth, MA

Average humidity in August - West Yarmouth, MA
  • Average humidity in August: 81%

The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in August
West Yarmouth, MA

Average rainfall in August - West Yarmouth, MA
  • Average rainfall in August: 0.94"

The wettest month (with the highest rainfall) is October (1.93").
The driest month (with the least rainfall) is August (0.94").

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Average rainfall days in August
West Yarmouth, MA

Average rainfall days in August - West Yarmouth, MA
  • Average rainfall days in August: 11.2 days

The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is February (8.3 days).

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Average snowfall in August
West Yarmouth, MA

Average snowfall in August - West Yarmouth, MA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.87").
The months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in August
West Yarmouth, MA

Average snowfall days in August - West Yarmouth, MA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
West Yarmouth, MA

Average daylight in August / Average sunshine in August - West Yarmouth, MA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

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Average sunshine days in August
West Yarmouth, MA

Average sunshine days in August - West Yarmouth, MA
  • Average sunshine days in August: 18.3 days

The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is February (14.3 days).

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Average UV index in August
West Yarmouth, MA

Average UV index in August - West Yarmouth, MA
  • 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
West Yarmouth, MA

Average cloud cover in August - West Yarmouth, MA
  • Average cloud cover in August: 27

The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in August
West Yarmouth, MA

Average visibility in August - West Yarmouth, MA
  • 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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West Yarmouth, Massachusetts, USA

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