August weather forecast
Dunstable, MA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Dunstable, Massachusetts, with an average temperature varying between 60.1°F (15.6°C) and 80.2°F (26.8°C).

Temperature

Dunstable's average high-temperature in August sits at a still warm 80.2°F (26.8°C), showing little difference from the previous month. Throughout the month of August, the average temperature in Dunstable, Massachusetts, dips to a moderate 60.1°F (15.6°C) at night.

Humidity

The average relative humidity in August in Dunstable is 75%.

Rainfall

In Dunstable, in August, during 14.3 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, in Dunstable, there are 147.4 rainfall days, and 28.46" (723mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August is 13h and 52min.
On the first day of August, sunrise is at 5:38 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:21 pm EDT.

Sunshine

August has the most sunshine of the year, 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 in Dunstable. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 6 in August translates into this advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the average August temperature in Dunstable?

The high-temperature during August is 80.2°F (26.8°C) and the low-temperature is 60.1°F (15.6°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in August in Dunstable?

In Dunstable, the average relative humidity in August is 75%.

How much does it rain in Dunstable in August?

In Dunstable, Massachusetts, in August, during 14.3 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

When it does not snow in Dunstable?

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

How many hours of daylight does Dunstable have in August?

The average day length in August is 13h and 52min.

When is the sunrise / sunset in August in Dunstable?

In August, on the first day of the month, sunrise is at 5:38 am and sunset at 8:06 pm. On the last day of the month, in Dunstable, sunrise is at 6:10 am and sunset at 7:21 pm EDT.

What month has the most sunshine in Dunstable?

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

How many hours of sunshine does Dunstable have in August?

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

What are the months with the highest UV index in Dunstable?

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

What is the UV index intensity in August in Dunstable?

In Dunstable, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
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
Dunstable, MA

Average temperature in August - Dunstable, MA
  • Average high temperature in August: 80.2°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 (30.9°F).

  • Average low temperature in August: 60.1°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in August
Dunstable, MA

Average pressure in August - Dunstable, MA
  • Average pressure in August: 29.97"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
Dunstable, MA

Average wind speed in August - Dunstable, MA
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in August
Dunstable, MA

Average humidity in August - Dunstable, MA
  • Average humidity in August: 75%

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
Dunstable, MA

Average rainfall in August - Dunstable, MA
  • Average rainfall in August: 2.17"

The wettest months (with the highest rainfall) are October and December (2.83").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in August
Dunstable, MA

Average rainfall days in August - Dunstable, MA
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in August
Dunstable, MA

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

The month with the highest snowfall is February (6.38").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Dunstable, MA

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

The month with the highest number of snowfall days is January (9.1 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
Dunstable, MA

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • 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
Dunstable, MA

Average sunshine days in August - Dunstable, MA
  • Average sunshine days in August: 15 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (13.2 days).

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Average UV index in August
Dunstable, MA

Average UV index in August - Dunstable, 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
Dunstable, MA

Average cloud cover in August - Dunstable, 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
Dunstable, MA

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

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

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Dunstable, Massachusetts, USA

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