August weather forecast
Boylston, MA

Weather in August

The last month of the summer, August, is another warm month in Boylston, Massachusetts, with an average temperature varying between 60.4°F (15.8°C) and 80.1°F (26.7°C).

Temperature

In Boylston, Massachusetts, the average high-temperature in August is relatively the same as in July - a still warm 80.1°F (26.7°C). The average low-temperature, is 60.4°F (15.8°C).

Humidity

In Boylston, Massachusetts, the average relative humidity in August is 76%.

Rainfall

In Boylston, during 14.4 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. Throughout the year, in Boylston, there are 150.4 rainfall days, and 28.86" (733mm) of precipitation is accumulated.

Snowfall

In Boylston, Massachusetts, snow does not fall in June through September.

Daylight

In August, the average length of the day is 13h and 51min.
On the first day of August in Boylston, sunrise is at 5:39 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:22 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index in Boylston, Massachusetts, are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in August in Boylston?

In August, the average relative humidity in Boylston is 76%.

How much does it rain in Boylston in August?

In Boylston, in August, it is raining for 14.4 days, with typically 2.28" (58mm) of accumulated precipitation.

When it does not snow in Boylston?

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

How many hours of daylight does Boylston have in August?

The average day length in August in Boylston is 13h and 51min.

What time are sunrise and sunset in August in Boylston?

On the first day of August, sunrise is at 5:39 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:22 pm EDT.

What month has the most sunshine in Boylston?

The month with the most sunshine in Boylston is August, with an average of 10.2h of sunshine.

How many hours of sunshine does Boylston have in August?

In August, the average sunshine duration in Boylston is 10.2h.

When is the highest UV index in Boylston?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Boylston.

How high is the UV index in August in Boylston?

In August, the average daily maximum UV index in Boylston, Massachusetts, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Boylston, MA

Average temperature in August - Boylston, MA
  • Average high temperature in August: 80.1°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in August
Boylston, MA

Average pressure in August - Boylston, MA
  • Average pressure in August: 29.98"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
Boylston, MA

Average wind speed in August - Boylston, MA
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in August
Boylston, MA

Average humidity in August - Boylston, MA
  • Average humidity in August: 76%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in August
Boylston, MA

Average rainfall in August - Boylston, MA
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is December (2.91").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in August
Boylston, MA

Average rainfall days in August - Boylston, MA
  • Average rainfall days in August: 14.4 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in August
Boylston, MA

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

The month with the highest snowfall is February (6.1").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Boylston, MA

Average snowfall days in August - Boylston, MA
  • 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).

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

Average daylight in August / Average sunshine in August - Boylston, MA
  • Average daylight in August: 13h and 51min

The month with the longest days is June (Average daylight: 15h and 14min).
The month with the shortest days is December (Average daylight: 9h and 8min).

  • Average sunshine in August: 10.2h

The month with the most sunshine is August (Average sunshine: 10.2h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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Average sunshine days in August
Boylston, MA

Average sunshine days in August - Boylston, MA
  • Average sunshine days in August: 14.6 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in August
Boylston, MA

Average UV index in August - Boylston, MA
  • 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
Boylston, MA

Average cloud cover in August - Boylston, MA
  • Average cloud cover in August: 34

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in August
Boylston, MA

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

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

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