September weather forecast
Barneyville, MA

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Weather in September

The first month of the autumn, September, is also an agreeable month in Barneyville, Massachusetts, with an average temperature fluctuating between 72.5°F (22.5°C) and 57.2°F (14°C).

Temperature

September ushers in a minor alteration in Barneyville's climate, with the average high-temperature moving from August's moderately hot 79.9°F (26.6°C) to an agreeable 72.5°F (22.5°C). Barneyville, during the month of September, experiences an average low-temperature of 57.2°F (14°C).

Humidity

In September, the average relative humidity is 78%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.7 days and accumulates 1.06" (27mm) of precipitation.

Snowfall

In Barneyville, Massachusetts, snow does not fall in June through October.

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 7:18 pm. On the last day of September, sunrise is at 6:41 am and sunset at 6:28 pm EDT.

Sunshine

In Barneyville, the average sunshine in September is 8.7h.

UV index

In Barneyville, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the UV index of 4 transforms into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

Barneyville in September has an average high-temperature of 72.5°F (22.5°C) and an average low-temperature of 57.2°F (14°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 86°F (30°C).

What is the average humidity in September?

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

What is the driest month?

September is the month with the least rainfall. Rain falls for 10.7 days and accumulates 1.06" (27mm) of precipitation.

How much does it rain in September?

In Barneyville, during September, the rain falls for 10.7 days and regularly aggregates up to 1.06" (27mm) of precipitation.

When it does not snow?

In Barneyville, snow does not fall in June through October.

How many hours of daylight does Barneyville have in September?

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

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:11 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:28 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.7h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Barneyville, MA

Average temperature in September - Barneyville, MA
  • Average high temperature in September: 72.5°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 (23.5°F).

Average pressure in September
Barneyville, MA

Average pressure in September - Barneyville, 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).

Average wind speed in September
Barneyville, MA

Average wind speed in September - Barneyville, MA
  • Average wind speed in September: 7.2mph

The windiest months (with the highest average wind speed) are January, February and March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in September
Barneyville, MA

Average humidity in September - Barneyville, 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%).

Average rainfall in September
Barneyville, MA

Average rainfall in September - Barneyville, MA
  • Average rainfall in September: 1.06"

The wettest month (with the highest rainfall) is April (2.4").
The driest month (with the least rainfall) is September (1.06").

Average rainfall days in September
Barneyville, MA

Average rainfall days in September - Barneyville, MA
  • Average rainfall days in September: 10.7 days

The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in September
Barneyville, MA

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

The month with the highest snowfall is February (2.01").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Barneyville, MA

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

The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Barneyville, 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).

Average sunshine days in September
Barneyville, MA

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

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is April (13.2 days).

Average UV index in September
Barneyville, MA

Average UV index in September - Barneyville, 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).

Average cloud cover in September
Barneyville, MA

Average cloud cover in September - Barneyville, MA
  • Average cloud cover in September: 35

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

Average visibility in September
Barneyville, MA

Average visibility in September - Barneyville, 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).

Barneyville, Massachusetts, USA

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