August weather forecast
Allston, MA

Weather in August

The last month of the summer, August, is also a moderately hot month in Allston, Massachusetts, with an average temperature varying between 63.5°F (17.5°C) and 80.4°F (26.9°C).

Temperature

In Allston, the average high-temperature in August is practically the same as in July - a still warm 80.4°F (26.9°C). In August, in Allston, the average low-temperature is 63.5°F (17.5°C).

Humidity

In Allston, the average relative humidity in August is 73%.

Rainfall

In Allston, Massachusetts, it is raining for 7.9 days, with typically 0.39" (10mm) of accumulated precipitation. Throughout the year, in Allston, Massachusetts, there are 81.8 rainfall days, and 5.51" (140mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Daylight

In August, the average length of the day is 13h and 51min.
On the first day of August, sunrise is at 5:37 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 7:20 pm EDT.

Sunshine

With an average of 10.5h of sunshine, August has the most sunshine of the year in Allston.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Allston. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in August in Allston?

In August, the average high-temperature is 80.4°F (26.9°C), and the average low-temperature is 63.5°F (17.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in July is appraised at 86°F (30°C).

What is the average humidity in August in Allston?

The average relative humidity in August in Allston, Massachusetts, is 73%.

How many days does it rain in August in Allston?

In Allston, Massachusetts, in August, it is raining for 7.9 days, with typically 0.39" (10mm) of accumulated precipitation.

When it does not snow in Allston?

June through October are months without snowfall.

What is the average length of the day in August in Allston?

The average day length in August in Allston, Massachusetts, is 13h and 51min.

When are sunrise and sunset in August in Allston?

In August, on the first day of the month, sunrise is at 5:37 am and sunset at 8:04 pm. On the last day of the month, in Allston, sunrise is at 6:08 am and sunset at 7:20 pm EDT.

What month has the most sunshine in Allston?

August has the most sunshine of the year in Allston, Massachusetts, with an average of 10.5h of sunshine.

How many hours of sunshine does Allston have in August?

In August, the average sunshine duration in Allston is 10.5h.

When is the highest UV index in Allston?

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

What is the UV index intensity in August in Allston?

The average daily maximum UV index in August in Allston 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
Allston, MA

Average temperature in August - Allston, MA
  • Average high temperature in August: 80.4°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 (33.8°F).

  • Average low temperature in August: 63.5°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in August
Allston, MA

Average pressure in August - Allston, 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
Allston, MA

Average wind speed in August - Allston, MA
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in August
Allston, MA

Average humidity in August - Allston, MA
  • Average humidity in August: 73%

The months with the highest relative humidity are January and February (77%).
The month with the lowest relative humidity is April (69%).

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Average rainfall in August
Allston, MA

Average rainfall in August - Allston, MA
  • Average rainfall in August: 0.39"

The wettest month (with the highest rainfall) is November (0.63").
The driest month (with the least rainfall) is September (0.2").

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Average rainfall days in August
Allston, MA

Average rainfall days in August - Allston, MA
  • Average rainfall days in August: 7.9 days

The month with the highest number of rainy days is July (9.6 days).
The month with the least rainy days is January (4.3 days).

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Average snowfall in August
Allston, MA

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

The month with the highest snowfall is December (0.71").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Allston, MA

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

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Allston, 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: 10h and 30min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in August
Allston, MA

Average sunshine days in August - Allston, MA
  • Average sunshine days in August: 19.8 days

The month with the most sunshine days is January (23.5 days).
The month with the least sunshine days is June (17.4 days).

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Average UV index in August
Allston, MA

Average UV index in August - Allston, 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
Allston, MA

Average cloud cover in August - Allston, MA
  • Average cloud cover in August: 32

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in August
Allston, MA

Average visibility in August - Allston, 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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