August weather forecast
Three Rivers, MA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Three Rivers, Massachusetts, with an average temperature fluctuating between 60.3°F (15.7°C) and 80.2°F (26.8°C).

Temperature

Three Rivers experiences an average high-temperature of a still moderately hot 80.2°F (26.8°C) with the onset of August, subtly varied from July's 82.8°F (28.2°C). Three Rivers encounters an average low-temperature of 60.3°F (15.7°C) during August nights.

Humidity

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

Rainfall

In Three Rivers, in August, it is raining for 14.7 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, there are 152.1 rainfall days, and 29.37" (746mm) of precipitation is accumulated.

Snowfall

In Three Rivers, snow does not fall in June through September.

Daylight

The average length of the day in August in Three Rivers is 13h and 50min.
On the first day of August, sunrise is at 5:43 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:24 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 10.4h 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 value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, a regular UV index of 6 translates into these guidelines:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. 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. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What are the temperatures in Three Rivers in August?

The high-temperature, in August, in Three Rivers, records 80.2°F (26.8°C), while the low-temperature is 60.3°F (15.7°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in July is appraised at 89.6°F (32°C).

What is the average humidity in August in Three Rivers?

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

How much does it rain in Three Rivers in August?

In Three Rivers, in August, it is raining for 14.7 days, with typically 2.32" (59mm) of accumulated precipitation.

When it does not snow in Three Rivers?

June through September are months without snowfall in Three Rivers, Massachusetts.

What is the average length of the day in August in Three Rivers?

In August, the average day length in Three Rivers, Massachusetts, is 13h and 50min.

What time are sunrise and sunset in August in Three Rivers?

In August, on the first day of the month, sunrise is at 5:43 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:24 pm EDT.

What month has the most sunshine in Three Rivers?

With an average of 10.4h of sunshine, August has the most sunshine of the year.

How many hours of sunshine does Three Rivers have in August?

In August, the average sunshine duration in Three Rivers is 10.4h.

When is the highest UV index in Three Rivers?

June through 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 Three Rivers?

The average daily maximum UV index in August in Three Rivers is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Three Rivers, MA

Average temperature in August - Three Rivers, MA
  • Average high temperature in August: 80.2°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in August: 60.3°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in August
Three Rivers, MA

Average pressure in August - Three Rivers, MA
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Three Rivers, MA

Average wind speed in August - Three Rivers, MA
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in August
Three Rivers, MA

Average humidity in August - Three Rivers, 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
Three Rivers, MA

Average rainfall in August - Three Rivers, MA
  • Average rainfall in August: 2.32"

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
Three Rivers, MA

Average rainfall days in August - Three Rivers, MA
  • Average rainfall days in August: 14.7 days

The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in August
Three Rivers, MA

Average snowfall in August - Three Rivers, MA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (5.2").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Three Rivers, MA

Average snowfall days in August - Three Rivers, MA
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (8.4 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
Three Rivers, MA

Average daylight in August / Average sunshine in August - Three Rivers, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Three Rivers, MA

Average sunshine days in August - Three Rivers, MA
  • Average sunshine days in August: 13.4 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is June (11.6 days).

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Average UV index in August
Three Rivers, MA

Average UV index in August - Three Rivers, 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
Three Rivers, MA

Average cloud cover in August - Three Rivers, MA
  • Average cloud cover in August: 33

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in August
Three Rivers, MA

Average visibility in August - Three Rivers, MA
  • Average visibility in August: 5mi

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

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Three Rivers, Massachusetts, USA

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