September weather forecast
Pocasset, MA

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Weather in September

September, the first month of the autumn in Pocasset, is still a pleasant month, with an average temperature ranging between max 68.2°F (20.1°C) and min 62.2°F (16.8°C).

Temperature

In Pocasset, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's moderately hot 73.6°F (23.1°C) to a pleasant 68.2°F (20.1°C). Pocasset, in September, registers an average low temperature of 62.2°F (16.8°C), showing a minute reduction from daily highs.

Humidity

In September, the average relative humidity is 79%.

Rainfall

September is the month with the least rainfall in Pocasset. Rain falls for 11.6 days and accumulates 1.85" (47mm) of precipitation.

Snowfall

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

Ocean temperature

In Pocasset, the average seawater temperature in September is 65.8°F (18.8°C).
Note: Most people find swimming in 65.8°F (18.8°C) to be not enjoyable. The control of one's breathing becomes more challenging as the water temperature drops below 69.8°F (21°C).

Daylight

In September, the average length of the day in Pocasset is 12h and 28min.
On the first day of September, sunrise is at 6:09 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:25 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

In Pocasset, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 5 during September translates into the following directions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What are the temperatures in Pocasset in September?

In Pocasset, in September, the average high-temperature is 68.2°F (20.1°C), and the average low-temperature is 62.2°F (16.8°C).

What is the average humidity in September in Pocasset?

In Pocasset, the average relative humidity in September is 79%.

What is the driest month in Pocasset?

September is the month with the least rainfall in Pocasset. Rain falls for 11.6 days and accumulates 1.85" (47mm) of precipitation.

How much does it rain in Pocasset in September?

In Pocasset, in September, during 11.6 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

When it does not snow in Pocasset?

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

What is the ocean temperature in September in Pocasset?

In Pocasset, in September, the average water temperature is 65.8°F (18.8°C). For swimming, a surface water temperature of 65.8°F (18.8°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).

What is the average length of the day in September in Pocasset?

In September, the average day length is 12h and 28min.

When is the sunrise / sunset in September in Pocasset?

In September, on the first day of the month, sunrise is at 6:09 am and sunset at 7:15 pm. On the last day of the month, in Pocasset, sunrise is at 6:39 am and sunset at 6:25 pm EDT.

How many hours of sunshine does Pocasset have in September?

In Pocasset, Massachusetts, the average sunshine duration in September is 8.7h.

What is the UV index reading in September in Pocasset?

In September, the average daily maximum UV index in Pocasset is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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 September
Pocasset, MA

Average temperature in September - Pocasset, MA
  • Average high temperature in September: 68.2°F

The warmest month (with the highest average high temperature) is August (73.6°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in September: 62.2°F

The month with the highest average low temperature is August (68.4°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in September
Pocasset, MA

Average pressure in September - Pocasset, MA
  • Average pressure in September: 30.05"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 September
Pocasset, MA

Average wind speed in September - Pocasset, MA
  • Average wind speed in September: 11.7mph

The windiest month (with the highest average wind speed) is January (15.3mph).
The calmest month (with the lowest average wind speed) is August (9.9mph).

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Average humidity in September
Pocasset, MA

Average humidity in September - Pocasset, MA
  • Average humidity in September: 79%

The months with the highest relative humidity are May, June and July (82%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in September
Pocasset, MA

Average rainfall in September - Pocasset, MA
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in September
Pocasset, MA

Average rainfall days in September - Pocasset, MA
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is April (15.6 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in September
Pocasset, MA

Average snowfall in September - Pocasset, MA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.36").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Pocasset, MA

Average snowfall days in September - Pocasset, MA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in September
Pocasset, MA

Average sea temperature in September - Pocasset, MA
  • Average sea temperature in September: 65.8°F

The best month for swimming (with the highest average sea temperature) is August (68.4°F).
The coldest month (with the lowest average sea temperature) is February (38.2°F).

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Average daylight in September /
Average sunshine in September
Pocasset, MA

Average daylight in September / Average sunshine in September - Pocasset, MA
  • Average daylight in September: 12h and 3min

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 September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in September
Pocasset, MA

Average sunshine days in September - Pocasset, MA
  • Average sunshine days in September: 16.7 days

The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is April (13 days).

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Average UV index in September
Pocasset, MA

Average UV index in September - Pocasset, MA
  • Average UV index in September: 5

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 September
Pocasset, MA

Average cloud cover in September - Pocasset, MA
  • Average cloud cover in September: 32

The months with the most cloud cover are March and December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in September
Pocasset, MA

Average visibility in September - Pocasset, MA
  • Average visibility in September: 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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Pocasset, Massachusetts, USA

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