Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average sea temperature in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
July and August mark South Duxbury's peak of temperatures, averaging a high-temperature of 75.7°F (24.3°C).Humidity
The average relative humidity in August is 79%.Rainfall
In South Duxbury, Massachusetts, in August, during 11.2 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. Throughout the year, in South Duxbury, there are 120.2 rainfall days, and 12.24" (311mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in South Duxbury.Ocean temperature
August is the month with the warmest seawater, with an average ocean temperature of 67.6°F (19.8°C).Note: Most people find it challenging to enjoy swimming in water that is 67.6°F (19.8°C). As water temperature falls below 69.8°F (21°C), controlling breathing grows increasingly difficult.
Daylight
In August, the average length of the day is 13h and 50min.On the first day of August in South Duxbury, sunrise is at 5:36 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 7:17 pm EDT.
Sunshine
With an average of 10.7h of sunshine, August has the most sunshine of the year.UV index
The months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. 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.
Frequently asked questions
What month is the hottest in South Duxbury?
What are the temperatures in South Duxbury in August?
What is the average humidity in August in South Duxbury?
How many days does it rain in August in South Duxbury?
When it does not snow in South Duxbury?
What is the month with the warmest ocean in South Duxbury?
How cold is the water in August in South Duxbury?
How many hours of daylight does South Duxbury have in August?
What time are sunrise and sunset in August in South Duxbury?
What month has the most sunshine in South Duxbury?
How many hours of sunshine does South Duxbury have in August?
What are the months with the highest UV index in South Duxbury?
What is the UV index reading in August in South Duxbury?
Average temperature in August
South 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).
Average pressure in August
South 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).
Average wind speed in August
South 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).
Average humidity in August
South 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%).
Average rainfall in August
South 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").
Average rainfall days in August
South 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).
Average snowfall in August
South 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").
Average snowfall days in August
South 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).
Average sea temperature in August
South 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).
Average daylight in August /
Average sunshine in August
South Duxbury, 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).
Average sunshine days in August
South 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).
Average UV index in August
South 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).
Average cloud cover in August
South 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).
Average visibility in August
South 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).
South Duxbury, Massachusetts, USA
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