September weather forecast
East Pepperell, MA

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Weather in September

The first month of the autumn, September, is also an agreeable month in East Pepperell, Massachusetts, with an average temperature fluctuating between 53.8°F (12.1°C) and 72.3°F (22.4°C).

Temperature

In East Pepperell, the average high-temperature in September gently drops from a moderately hot 80.2°F (26.8°C) in August to a pleasant 72.3°F (22.4°C). In the month of September, East Pepperell witnesses a consistent average low-temperature of 53.8°F (12.1°C).

Humidity

The average relative humidity in September is 77%.

Rainfall

The month with the least rainfall in East Pepperell is September, when the rain falls for 11.5 days and typically collects 1.5" (38mm) of precipitation.

Snowfall

June through September are months without snowfall in East Pepperell.

Daylight

In September, the average length of the day is 12h and 29min.
On the first day of September, sunrise is at 6:11 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 6:28 pm EDT.

Sunshine

In East Pepperell, the average sunshine in September is 8.4h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 4 translates into these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What is the usual temperature for East Pepperell in September?

In East Pepperell, 72.3°F (22.4°C) is the average high-temperature and 53.8°F (12.1°C) is the average low-temperature during September. In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is estimated at 87.8°F (31°C).

What is the average humidity in September in East Pepperell?

The average relative humidity in September in East Pepperell, Massachusetts, is 77%.

What is the driest month in East Pepperell?

The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.5" (38mm) of precipitation.

How many days does it rain in September in East Pepperell?

In East Pepperell, Massachusetts, in September, it is raining for 11.5 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in East Pepperell?

June through September are months without snowfall in East Pepperell.

Does it snow in East Pepperell in September?

In East Pepperell, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in East Pepperell?

In East Pepperell, the average day length in September is 12h and 29min.

When is the sunrise / sunset in September in East Pepperell?

In September, on the first day of the month, sunrise is at 6:11 am and sunset at 7:20 pm. On the last day of the month, in East Pepperell, sunrise is at 6:43 am and sunset at 6:28 pm EDT.

How long on average sun shines in September in East Pepperell?

In September, the average sunshine duration in East Pepperell is 8.4h.

What is the UV index reading in September in East Pepperell?

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

Average temperature in September - East Pepperell, MA
  • Average high temperature in September: 72.3°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 (30.9°F).

  • Average low temperature in September: 53.8°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in September
East Pepperell, MA

Average pressure in September - East Pepperell, 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 (29.92"Hg).

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Average wind speed in September
East Pepperell, MA

Average wind speed in September - East Pepperell, MA
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in September
East Pepperell, MA

Average humidity in September - East Pepperell, MA
  • Average humidity in September: 77%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in September
East Pepperell, MA

Average rainfall in September - East Pepperell, MA
  • Average rainfall in September: 1.5"

The wettest months (with the highest rainfall) are October and December (2.83").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in September
East Pepperell, MA

Average rainfall days in September - East Pepperell, MA
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in September
East Pepperell, MA

Average snowfall in September - East Pepperell, MA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (6.38").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
East Pepperell, MA

Average snowfall days in September - East Pepperell, MA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
East Pepperell, MA

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

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

  • 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 36min).

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Average sunshine days in September
East Pepperell, MA

Average sunshine days in September - East Pepperell, MA
  • Average sunshine days in September: 16.2 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (13.2 days).

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Average UV index in September
East Pepperell, MA

Average UV index in September - East Pepperell, 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
East Pepperell, MA

Average cloud cover in September - East Pepperell, MA
  • Average cloud cover in September: 37

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
East Pepperell, MA

Average visibility in September - East Pepperell, MA
  • Average visibility in September: 5mi

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

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East Pepperell, Massachusetts, USA

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