September weather forecast
West Brookfield, MA

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Weather in September

September, the first month of the autumn in West Brookfield, is also an agreeable month, with an average temperature varying between 72.3°F (22.4°C) and 53.4°F (11.9°C).

Temperature

September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's moderately hot 79.5°F (26.4°C) to an agreeable 72.3°F (22.4°C). September sees the temperature falling to a mean low of 53.4°F (11.9°C).

Humidity

The average relative humidity in September is 78%.

Rainfall

September is the month with the least rainfall. Rain falls for 12 days and accumulates 1.73" (44mm) of precipitation.

Snowfall

In West Brookfield, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:14 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:31 pm EDT.

Sunshine

The average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

What is the average September temperature?

September temperatures vary between a high-temperature of 72.3°F (22.4°C) and a low-temperature of 53.4°F (11.9°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 78%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12 days and typically collects 1.73" (44mm) of precipitation.

How much does it rain in West Brookfield in September?

In West Brookfield, Massachusetts, in September, during 12 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

In West Brookfield, Massachusetts, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does West Brookfield have in September?

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

When are sunrise and sunset in September in West Brookfield?

On the first day of September, sunrise is at 6:14 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:31 pm EDT.

How many hours of sunshine does West Brookfield have in September?

In West Brookfield, the average sunshine duration in September is 8.5h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 4. A UV Index reading 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
West Brookfield, MA

Average temperature in September - West Brookfield, MA
  • Average high temperature in September: 72.3°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in September: 53.4°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in September
West Brookfield, MA

Average pressure in September - West Brookfield, MA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
West Brookfield, MA

Average wind speed in September - West Brookfield, MA
  • Average wind speed in September: 5.7mph

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

Average humidity in September
West Brookfield, MA

Average humidity in September - West Brookfield, MA
  • Average humidity in September: 78%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).

Average rainfall in September
West Brookfield, MA

Average rainfall in September - West Brookfield, MA
  • Average rainfall in September: 1.73"

The wettest months (with the highest rainfall) are October and December (2.83").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in September
West Brookfield, MA

Average rainfall days in September - West Brookfield, MA
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in September
West Brookfield, MA

Average snowfall in September - West Brookfield, MA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
West Brookfield, MA

Average snowfall days in September - West Brookfield, MA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
West Brookfield, MA

Average daylight in September / Average sunshine in September - West Brookfield, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in September
West Brookfield, MA

Average sunshine days in September - West Brookfield, MA
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (17.5 days).
The months with the least sunshine days are March and June (12.9 days).

Average UV index in September
West Brookfield, MA

Average UV index in September - West Brookfield, 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
West Brookfield, MA

Average cloud cover in September - West Brookfield, MA
  • Average cloud cover in September: 39

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in September
West Brookfield, MA

Average visibility in September - West Brookfield, 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).

West Brookfield, Massachusetts, USA

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