August weather forecast
West Harwich, MA

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Weather in August

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

Temperature

In West Harwich, August records the highest average temperatures, peaking at 72.1°F (22.3°C) and reaching a low of 68.5°F (20.3°C).

Humidity

In August, the average relative humidity is 81%.

Rainfall

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

Snowfall

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

Daylight

In West Harwich, the average length of the day in August is 13h and 48min.
On the first day of the month, sunrise is at 5:35 am and sunset at 7:58 pm. On the last day of August, in West Harwich, sunrise is at 6:06 am and sunset at 7:14 pm EDT.

Sunshine

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

UV index

The months with the highest UV index in West Harwich, Massachusetts, are July and August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What month is the hottest in West Harwich?

In West Harwich, August is the warmest month, with temperatures averaging a high of 72.1°F (22.3°C) and a low of 68.5°F (20.3°C).

What is the temperature in August in West Harwich?

August temperatures vary between a high-temperature of 72.1°F (22.3°C) and a low-temperature of 68.5°F (20.3°C).

What is the average humidity in August in West Harwich?

The average relative humidity in August in West Harwich, Massachusetts, is 81%.

What is the driest month in West Harwich?

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

How many days does it rain in August in West Harwich?

In West Harwich, in August, during 11.2 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

When it does not snow in West Harwich?

May through November are months without snowfall in West Harwich, Massachusetts.

How many hours of daylight does West Harwich have in August?

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

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

On the first day of August in West Harwich, Massachusetts, sunrise is at 5:35 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 7:14 pm EDT.

What month has the most sunshine in West Harwich?

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

How many hours of sunshine does West Harwich have in August?

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

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

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

How high is the UV index in August in West Harwich?

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

Average temperature in August - West Harwich, 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 Harwich, MA

Average pressure in August - West Harwich, 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 Harwich, MA

Average wind speed in August - West Harwich, 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 Harwich, MA

Average humidity in August - West Harwich, 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 Harwich, MA

Average rainfall in August - West Harwich, 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 Harwich, MA

Average rainfall days in August - West Harwich, 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 Harwich, MA

Average snowfall in August - West Harwich, 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 Harwich, MA

Average snowfall days in August - West Harwich, 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 Harwich, MA

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

The month with the longest days is June (Average daylight: 15h and 12min).
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 Harwich, MA

Average sunshine days in August - West Harwich, 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 Harwich, MA

Average UV index in August - West Harwich, 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 Harwich, MA

Average cloud cover in August - West Harwich, 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 Harwich, MA

Average visibility in August - West Harwich, 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 Harwich, Massachusetts, USA

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