August weather forecast
Marshfield, MA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Marshfield, Massachusetts, with an average temperature varying between 75.7°F (24.3°C) and 65.8°F (18.8°C).

Temperature

Marshfield witnesses its highest temperatures in July and August, reaching an average of 75.7°F (24.3°C).

Humidity

The average relative humidity in August is 79%.

Rainfall

In Marshfield, in August, during 11.2 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. Throughout the year, in Marshfield, Massachusetts, there are 120.2 rainfall days, and 12.24" (311mm) of precipitation is accumulated.

Snowfall

In Marshfield, snow does not fall in May through October.

Daylight

In August, the average length of the day in Marshfield, Massachusetts, is 13h and 50min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:01 pm. On the last day of August, sunrise is at 6:08 am and sunset at 7:17 pm EDT.

Sunshine

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

UV index

The months with the highest UV index in Marshfield are July and August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. 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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Frequently asked questions

What is the warmest month in Marshfield?

The yearly peak temperatures in Marshfield, Massachusetts, occur in July and August, averaging a high-temperature of 75.7°F (24.3°C).

What are August temperatures in Marshfield?

The high-temperature, in August, in Marshfield, is 75.7°F (24.3°C), while the low-temperature averages to 65.8°F (18.8°C).

What is the average humidity in August in Marshfield?

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

How many days does it rain in August in Marshfield?

In Marshfield, Massachusetts, in August, it is raining for 11.2 days, with typically 1.02" (26mm) of accumulated precipitation.

When it does not snow in Marshfield?

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

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

The average day length in August in Marshfield, Massachusetts, is 13h and 50min.

When is the sunrise / sunset in August in Marshfield?

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 Marshfield, Massachusetts, sunrise is at 6:08 am and sunset at 7:17 pm EDT.

What month has the most sunshine in Marshfield?

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

How many hours of sunshine does Marshfield have in August?

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

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

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

What is the UV index intensity in August in Marshfield?

The average daily maximum UV index in August in Marshfield, Massachusetts, is 6. A UV Index value 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Marshfield, MA

Average temperature in August - Marshfield, 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
Marshfield, MA

Average pressure in August - Marshfield, 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
Marshfield, MA

Average wind speed in August - Marshfield, 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
Marshfield, MA

Average humidity in August - Marshfield, 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
Marshfield, MA

Average rainfall in August - Marshfield, 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
Marshfield, MA

Average rainfall days in August - Marshfield, 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
Marshfield, MA

Average snowfall in August - Marshfield, 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
Marshfield, MA

Average snowfall days in August - Marshfield, 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 daylight in August /
Average sunshine in August
Marshfield, MA

Average daylight in August / Average sunshine in August - Marshfield, 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 4min

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
Marshfield, MA

Average sunshine days in August - Marshfield, 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
Marshfield, MA

Average UV index in August - Marshfield, 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
Marshfield, MA

Average cloud cover in August - Marshfield, 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
Marshfield, MA

Average visibility in August - Marshfield, 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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Marshfield, Massachusetts, USA

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