August weather forecast
Duxbury, MA

Weather in August

The last month of the summer, August, is another warm month in Duxbury, Massachusetts, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 65.8°F (18.8°C).

Temperature

The warmest months are July and August, with an average high-temperature of 75.7°F (24.3°C).

Humidity

The average relative humidity in August is 79%.

Rainfall

In August, the rain falls for 11.2 days. Throughout August, 1.02" (26mm) of precipitation is accumulated. In Duxbury, during the entire year, the rain falls for 120.2 days and collects up to 12.24" (311mm) of precipitation.

Snowfall

May through October are months without snowfall in Duxbury, Massachusetts.

Ocean temperature

With an average ocean temperature of 67.6°F (19.8°C), August is the month with the warmest seawater.
Note: For swimming, a surface water temperature of 67.6°F (19.8°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In August, the average length of the day in Duxbury, Massachusetts, is 13h and 50min.
On the first day of August, sunrise is at 5:36 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:18 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.7h of sunshine.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index in Duxbury. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. 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. 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 warmest month in Duxbury?

July and August, with an average high-temperature of 75.7°F (24.3°C), are warmest months in Duxbury, Massachusetts.

What is the average humidity in August in Duxbury?

In Duxbury, the average relative humidity in August is 79%.

How much does it rain in Duxbury in August?

In Duxbury, Massachusetts, during August, the rain falls for 11.2 days and regularly aggregates up to 1.02" (26mm) of precipitation.

When it does not snow in Duxbury?

In Duxbury, Massachusetts, snow does not fall in May through October.

When is the ocean warmest in Duxbury?

With an average ocean temperature of 67.6°F (19.8°C), August is the month with the warmest seawater in Duxbury.

How cold is the water in August in Duxbury?

In Duxbury, Massachusetts, the average seawater temperature in August is 67.6°F (19.8°C). Swimming in 67.6°F (19.8°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Duxbury have in August?

In Duxbury, the average day length in August is 13h and 50min.

What time are sunrise and sunset in August in Duxbury?

In August, on the first day of the month, sunrise is at 5:36 am and sunset at 8:01 pm. On the last day of the month, in Duxbury, sunrise is at 6:07 am and sunset at 7:18 pm EDT.

What month has the most sunshine in Duxbury?

The month with the most sunshine in Duxbury, Massachusetts, is August, with an average of 10.7h of sunshine.

How many hours of sunshine does Duxbury have in August?

In Duxbury, Massachusetts, the average sunshine duration in August is 10.7h.

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

The months with the highest UV index in Duxbury, Massachusetts, are July and August, with an average maximum UV index of 6.

What is the UV index reading in August in Duxbury?

In Duxbury, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
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
Duxbury, MA

Average temperature in August - Duxbury, MA
  • Average high temperature in August: 75.7°F

The warmest months (with the highest average high temperature) are July and August (75.7°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in August: 65.8°F

The months with the highest average low temperature are July and August (65.8°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in August
Duxbury, MA

Average pressure in August - Duxbury, 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
Duxbury, MA

Average wind speed in August - Duxbury, MA
  • Average wind speed in August: 8.1mph

The windiest month (with the highest average wind speed) is January (13mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).

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Average humidity in August
Duxbury, MA

Average humidity in August - Duxbury, MA
  • Average humidity in August: 79%

The months with the highest relative humidity are June and July (80%).
The months with the lowest relative humidity are March and November (74%).

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Average rainfall in August
Duxbury, MA

Average rainfall in August - Duxbury, MA
  • Average rainfall in August: 1.02"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is February (0.75").

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Average rainfall days in August
Duxbury, MA

Average rainfall days in August - Duxbury, MA
  • Average rainfall days in August: 11.2 days

The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is February (6.3 days).

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Average snowfall in August
Duxbury, MA

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

The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Duxbury, MA

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

The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in August
Duxbury, MA

Average sea temperature in August - Duxbury, MA
  • Average sea temperature in August: 67.6°F

The best month for swimming (with the highest average sea temperature) is August (67.6°F).
The coldest month (with the lowest average sea temperature) is March (38.8°F).

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

Average daylight in August / Average sunshine in August - Duxbury, MA
  • Average daylight in August: 13h and 50min

The month with the longest days is June (Average daylight: 15h and 11min).
The month with the shortest days is December (Average daylight: 9h and 11min).

  • Average sunshine in August: 10h and 42min

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

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Average sunshine days in August
Duxbury, MA

Average sunshine days in August - Duxbury, MA
  • Average sunshine days in August: 17.8 days

The month with the most sunshine days is December (18.9 days).
The month with the least sunshine days is July (15.7 days).

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Average UV index in August
Duxbury, MA

Average UV index in August - Duxbury, MA
  • Average UV index in August: 6

The months with the highest UV index are 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
Duxbury, MA

Average cloud cover in August - Duxbury, MA
  • Average cloud cover in August: 29

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in August
Duxbury, MA

Average visibility in August - Duxbury, 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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