August weather forecast
Boylston, MA

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Weather in August

August, the last month of the summer in Boylston, is also a moderately hot month, with temperature in the range of an average low of 60.4°F (15.8°C) and an average high of 80.1°F (26.7°C).

Temperature

The advent of August brings an average high-temperature of a still moderately hot 80.1°F (26.7°C), almost identical to the preceding month. Throughout August nights, Boylston registers an average low-temperature of 60.4°F (15.8°C).

Humidity

The average relative humidity in August is 76%.

Rainfall

In August, the rain falls for 14.4 days. Throughout August, 2.28" (58mm) of precipitation is accumulated. In Boylston, Massachusetts, during the entire year, the rain falls for 150.4 days and collects up to 28.86" (733mm) of precipitation.

Snowfall

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

Daylight

In Boylston, the average length of the day in August is 13h and 51min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:06 pm. On the last day of August, sunrise is at 6:11 am and sunset at 7:22 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 10.2h 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 rays for average individuals.
Note: In August, an average UV index of 6 transforms into the following instructions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What is the usual temperature for Boylston in August?

In Boylston, in August, the average high-temperature is 80.1°F (26.7°C), and the average low-temperature is 60.4°F (15.8°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in August in Boylston?

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

How many days does it rain in August in Boylston?

In Boylston, Massachusetts, 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?

In Boylston, Massachusetts, the average day length in August is 13h and 51min.

What time are sunrise and sunset in August in Boylston?

In August, on the first day of the month, sunrise is at 5:40 am and sunset at 8:06 pm. On the last day of the month, in Boylston, Massachusetts, 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 long on average sun shines in August in Boylston?

The average sunshine duration in August in Boylston, Massachusetts, is 10.2h.

What is the month with the highest UV index in Boylston?

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

How high is the UV index in August in Boylston?

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
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 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 6min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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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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Boylston, Massachusetts, USA

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