August weather forecast
Siasconset, MA

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Weather in August

August, the last month of the summer in Siasconset, is another pleasant month, with an average temperature ranging between max 72.1°F (22.3°C) and min 68.7°F (20.4°C).

Temperature

The month of August sees the highest average temperatures, reaching 72.1°F (22.3°C) at the peak and 68.7°F (20.4°C) at the low.

Humidity

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

Rainfall

In August, the rain falls for 12.9 days. Throughout August, 1.93" (49mm) of precipitation is accumulated. Throughout the year, there are 153.1 rainfall days, and 26.65" (677mm) of precipitation is accumulated.

Snowfall

In Siasconset, snow does not fall in April through October.

Daylight

In August, the average length of the day is 13h and 47min.
On the first day of August in Siasconset, sunrise is at 5:35 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 7:13 pm EDT.

Sunshine

July and August, with an average of 10.7h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index in Siasconset, Massachusetts, 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 ordinary individuals.
Note: The maximum UV index of 6 during August translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the hottest time of year in Siasconset?

August registers as the month with the average highest temperatures in Siasconset, Massachusetts, reaching 72.1°F (22.3°C) at its peak and 68.7°F (20.4°C) at the lowest.

What is the usual temperature for Siasconset in August?

The high-temperature, in August, in Siasconset, records 72.1°F (22.3°C), while the low-temperature is 68.7°F (20.4°C).

What is the average humidity in August in Siasconset?

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

How many days does it rain in August in Siasconset?

In Siasconset, Massachusetts, during August, the rain falls for 12.9 days and regularly aggregates up to 1.93" (49mm) of precipitation.

When it does not snow in Siasconset?

April through October are months without snowfall in Siasconset, Massachusetts.

How many hours of daylight does Siasconset have in August?

In August, the average day length in Siasconset, Massachusetts, is 13h and 47min.

What time are sunrise and sunset in August in Siasconset?

In August, on the first day of the month, sunrise is at 5:35 am and sunset at 7:56 pm. On the last day of the month, in Siasconset, sunrise is at 6:05 am and sunset at 7:13 pm EDT.

What is the month with the most sunshine in Siasconset?

July and August, with an average of 10.7h of sunshine, are months with the most sunshine in Siasconset.

How many hours of sunshine does Siasconset have in August?

The average sunshine duration in August in Siasconset is 10.7h.

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

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

What is the UV index reading in August in Siasconset?

The average daily maximum UV index in August in Siasconset 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
Siasconset, MA

Average temperature in August - Siasconset, MA
  • Average high temperature in August: 72.1°F

The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is February (39.7°F).

  • Average low temperature in August: 68.7°F

The month with the highest average low temperature is August (68.7°F).
The coldest month (with the lowest average low temperature) is February (32.5°F).

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Average pressure in August
Siasconset, MA

Average pressure in August - Siasconset, MA
  • Average pressure in August: 29.98"Hg

The months with the highest atmospheric pressure are September and November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Siasconset, MA

Average wind speed in August - Siasconset, MA
  • Average wind speed in August: 11.8mph

The windiest month (with the highest average wind speed) is January (18.5mph).
The calmest month (with the lowest average wind speed) is August (11.8mph).

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Average humidity in August
Siasconset, MA

Average humidity in August - Siasconset, MA
  • Average humidity in August: 82%

The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are January, November and December (75%).

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Average rainfall in August
Siasconset, MA

Average rainfall in August - Siasconset, MA
  • Average rainfall in August: 1.93"

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is November (1.77").

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Average rainfall days in August
Siasconset, MA

Average rainfall days in August - Siasconset, MA
  • Average rainfall days in August: 12.9 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is February (9.2 days).

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Average snowfall in August
Siasconset, MA

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

The month with the highest snowfall is January (1.06").
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
Siasconset, MA

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

The month with the highest number of snowfall days is January (5.8 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
Siasconset, MA

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

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

  • Average sunshine in August: 10h and 4min

The months with the most sunshine are July and 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
Siasconset, MA

Average sunshine days in August - Siasconset, MA
  • Average sunshine days in August: 16.5 days

The month with the most sunshine days is August (16.5 days).
The month with the least sunshine days is January (11.3 days).

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Average UV index in August
Siasconset, MA

Average UV index in August - Siasconset, 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 and December (UV index 2).

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Average cloud cover in August
Siasconset, MA

Average cloud cover in August - Siasconset, 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
Siasconset, MA

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

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