September weather forecast
Auburn, MA

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Weather in September

The first month of the autumn, September, is still a pleasant month in Auburn, Massachusetts, with temperature in the range of an average high of 72.7°F (22.6°C) and an average low of 57.2°F (14°C).

Temperature

The transition into September involves a small decrease in the average high-temperature, dipping slightly from a moderately hot 79.7°F (26.5°C) in August to a pleasant 72.7°F (22.6°C). In September, in Auburn, the average low-temperature is a refreshing 57.2°F (14°C).

Humidity

In September, the average relative humidity is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 4 days and typically collects 0.12" (3mm) of precipitation.

Snowfall

April, June through October are months without snowfall in Auburn.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September in Auburn, sunrise is at 6:13 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:30 pm EDT.

Sunshine

The average sunshine in September is 8.7h.

UV index

In September, the average daily maximum UV index in Auburn is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, a regular UV index of 4 translates into these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What are the temperatures in Auburn in September?

In Auburn, 72.7°F (22.6°C) is the average high-temperature and 57.2°F (14°C) is the average low-temperature during September. The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in July is appraised at 86°F (30°C).

What is the average humidity in September in Auburn?

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

What is the driest month in Auburn?

September is the month with the least rainfall in Auburn. Rain falls for 4 days and accumulates 0.12" (3mm) of precipitation.

How many days does it rain in September in Auburn?

In Auburn, in September, during 4 rainfall days, 0.12" (3mm) of precipitation is typically accumulated.

When it does not snow in Auburn?

April, June through October are months without snowfall.

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

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

When is the sunrise / sunset in September in Auburn?

On the first day of September in Auburn, sunrise is at 6:13 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:30 pm EDT.

How many hours of sunshine does Auburn have in September?

The average sunshine duration in September in Auburn is 8.7h.

How high is the UV index in September in Auburn?

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
Auburn, MA

Average temperature in September - Auburn, MA
  • Average high temperature in September: 72.7°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

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Average pressure in September
Auburn, MA

Average pressure in September - Auburn, 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
Auburn, MA

Average wind speed in September - Auburn, MA
  • Average wind speed in September: 7.3mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in September
Auburn, MA

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

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in September
Auburn, MA

Average rainfall in September - Auburn, MA
  • Average rainfall in September: 0.12"

The wettest month (with the highest rainfall) is December (0.59").
The driest month (with the least rainfall) is September (0.12").

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Average rainfall days in September
Auburn, MA

Average rainfall days in September - Auburn, MA
  • Average rainfall days in September: 4 days

The month with the highest number of rainy days is July (6.6 days).
The month with the least rainy days is January (3 days).

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Average snowfall in September
Auburn, MA

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

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

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Average snowfall days in September
Auburn, MA

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

The month with the highest number of snowfall days is January (3.5 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
Auburn, MA

Average daylight in September / Average sunshine in September - Auburn, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Auburn, MA

Average sunshine days in September - Auburn, MA
  • Average sunshine days in September: 24.7 days

The month with the most sunshine days is January (25.9 days).
The month with the least sunshine days is July (21.2 days).

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Average UV index in September
Auburn, MA

Average UV index in September - Auburn, 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
Auburn, MA

Average cloud cover in September - Auburn, MA
  • Average cloud cover in September: 34

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in September
Auburn, MA

Average visibility in September - Auburn, 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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Auburn, Massachusetts, USA

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