September weather forecast
Norton, MA

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Weather in September

September, the first month of the autumn in Norton, is still a pleasant month, with an average temperature ranging between min 56.1°F (13.4°C) and max 72.9°F (22.7°C).

Temperature

Norton, Massachusetts, in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 80.4°F (26.9°C) to a pleasant 72.9°F (22.7°C). Norton, in September, observes a steady average low-temperature of 56.1°F (13.4°C).

Humidity

February, June, September and October, with an average relative humidity of 78%, are the most humid months.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.34" (34mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 6:11 am and sunset at 7:17 pm. On the last day of September, in Norton, sunrise is at 6:41 am and sunset at 6:27 pm EDT.

Sunshine

In Norton, the average sunshine in September is 8.4h.

UV index

In Norton, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the usual temperature for Norton in September?

An average high-temperature, in September, in Norton, is 72.9°F (22.7°C) and the average low-temperature is 56.1°F (13.4°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What are the most humid months in Norton?

The months with the highest humidity in Norton are February, June, September and October, with an average relative humidity of 78%.

What is the average humidity in September in Norton?

In Norton, the average relative humidity in September is 78%.

What is the driest month in Norton?

The month with the least rainfall in Norton, Massachusetts, is September, when the rain falls for 11.5 days and typically collects 1.34" (34mm) of precipitation.

How many days does it rain in September in Norton?

In Norton, Massachusetts, in September, during 11.5 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.

When it does not snow in Norton?

June through October are months without snowfall in Norton, Massachusetts.

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

The average day length in September is 12h and 28min.

When is the sunrise / sunset in September in Norton?

In September, on the first day of the month, sunrise is at 6:11 am and sunset at 7:17 pm. On the last day of the month, in Norton, sunrise is at 6:41 am and sunset at 6:27 pm EDT.

How many hours of sunshine does Norton have in September?

The average sunshine duration in September is 8.4h.

What is the UV index intensity in September in Norton?

The average daily maximum UV index in September in Norton is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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 September
Norton, MA

Average temperature in September - Norton, MA
  • Average high temperature in September: 72.9°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in September: 56.1°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in September
Norton, MA

Average pressure in September - Norton, MA
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Norton, MA

Average wind speed in September - Norton, MA
  • Average wind speed in September: 6.7mph

The windiest months (with the highest average wind speed) are February and March (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in September
Norton, MA

Average humidity in September - Norton, MA
  • Average humidity in September: 78%

The months with the highest relative humidity are February, June, September and October (78%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in September
Norton, MA

Average rainfall in September - Norton, MA
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is April (3.11").
The driest month (with the least rainfall) is September (1.34").

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Average rainfall days in September
Norton, MA

Average rainfall days in September - Norton, MA
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in September
Norton, MA

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

The month with the highest snowfall is March (4.06").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Norton, MA

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

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Norton, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in September
Norton, MA

Average sunshine days in September - Norton, MA
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (12.8 days).

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Average UV index in September
Norton, MA

Average UV index in September - Norton, MA
  • Average UV index in September: 4

The months with the highest UV index are June, 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
Norton, MA

Average cloud cover in September - Norton, MA
  • Average cloud cover in September: 38

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in September
Norton, MA

Average visibility in September - Norton, MA
  • Average visibility in September: 5mi

The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).

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Norton, Massachusetts, USA

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