August weather forecast
South Orleans, MA

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Weather in August

The last month of the summer, August, is another pleasant month in South Orleans, Massachusetts, with an average temperature varying between 71.4°F (21.9°C) and 67.8°F (19.9°C).

Temperature

South Orleans's temperatures peak on average in August, reaching 71.4°F (21.9°C) at their highest and 67.8°F (19.9°C) at their lowest.

Humidity

In August, the average relative humidity is 82%.

Rainfall

July and August are months with the least rain in South Orleans when the rain falls for 6.6 days and typically aggregates up to 0.28" (7mm) of rain.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 49min.
On the first day of the month, sunrise is at 5:34 am and sunset at 7:57 pm. On the last day of August, in South Orleans, sunrise is at 6:05 am and sunset at 7:14 pm EDT.

Sunshine

With an average of 10.7h of sunshine, August has the most sunshine of the year in South Orleans, Massachusetts.

UV index

The months with the highest UV index in South Orleans are July and August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 6 in August interprets into the following advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What is the hottest time of year in South Orleans?

August is the warmest month of the year in South Orleans, Massachusetts, registering average temperatures as high as 71.4°F (21.9°C) and as low as 67.8°F (19.9°C).

What are August temperatures in South Orleans?

The average high-temperature, in August, in South Orleans, is 71.4°F (21.9°C), while the average low-temperature is 67.8°F (19.9°C).

What is the average humidity in August in South Orleans?

In August, the average relative humidity in South Orleans is 82%.

What is the driest month in South Orleans?

The months with the least rainfall are July and August Rain falls for 6.6 days and accumulates 0.28" (7mm) of rain.

How many days does it rain in August in South Orleans?

In South Orleans, during August, the rain falls for 6.6 days and regularly aggregates up to 0.28" (7mm) of precipitation.

When it does not snow in South Orleans?

April through October are months without snowfall in South Orleans, Massachusetts.

What is the average length of the day in August in South Orleans?

The average day length in August in South Orleans, Massachusetts, is 13h and 49min.

When is the sunrise / sunset in August in South Orleans?

On the first day of August in South Orleans, sunrise is at 5:34 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 7:14 pm EDT.

What month has the most sunshine in South Orleans?

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

How long on average sun shines in August in South Orleans?

In August, the average sunshine duration in South Orleans is 10.7h.

What are the months with the highest UV index in South Orleans?

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

What is the UV index reading in August in South Orleans?

The average daily maximum UV index in August in South Orleans, Massachusetts, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe 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
South Orleans, MA

Average temperature in August - South Orleans, MA
  • Average high temperature in August: 71.4°F

The warmest month (with the highest average high temperature) is August (71.4°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in August: 67.8°F

The month with the highest average low temperature is August (67.8°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

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Average pressure in August
South Orleans, MA

Average pressure in August - South Orleans, 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
South Orleans, MA

Average wind speed in August - South Orleans, MA
  • Average wind speed in August: 11.4mph

The windiest month (with the highest average wind speed) is January (18.3mph).
The calmest month (with the lowest average wind speed) is August (11.4mph).

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Average humidity in August
South Orleans, MA

Average humidity in August - South Orleans, MA
  • Average humidity in August: 82%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in August
South Orleans, MA

Average rainfall in August - South Orleans, MA
  • Average rainfall in August: 0.28"

The wettest month (with the highest rainfall) is October (0.87").
The driest months (with the least rainfall) are July and August (0.28").

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Average rainfall days in August
South Orleans, MA

Average rainfall days in August - South Orleans, MA
  • Average rainfall days in August: 6.6 days

The month with the highest number of rainy days is April (8.2 days).
The month with the least rainy days is February (4.8 days).

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Average snowfall in August
South Orleans, MA

Average snowfall in August - South Orleans, MA
  • Average snowfall in August: 0"

The month with the highest snowfall is December (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
South Orleans, MA

Average snowfall days in August - South Orleans, MA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
South Orleans, MA

Average daylight in August / Average sunshine in August - South Orleans, 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 month with the least sunshine is December (Average sunshine: 4h and 18min).

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Average sunshine days in August
South Orleans, MA

Average sunshine days in August - South Orleans, MA
  • Average sunshine days in August: 22.4 days

The month with the most sunshine days is September (23.4 days).
The month with the least sunshine days is February (19.8 days).

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Average UV index in August
South Orleans, MA

Average UV index in August - South Orleans, 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
South Orleans, MA

Average cloud cover in August - South Orleans, MA
  • Average cloud cover in August: 27

The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in August
South Orleans, MA

Average visibility in August - South Orleans, 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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South Orleans, Massachusetts, USA

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