September weather forecast
West Brattleboro, VT

Weather in September

September, the first month of the autumn in West Brattleboro, is also an agreeable month, with temperature in the range of an average low of 50.9°F (10.5°C) and an average high of 70.2°F (21.2°C).

Temperature

In September, the average high-temperature marginally drops from a moderately hot 77.9°F (25.5°C) in August to an agreeable 70.2°F (21.2°C). In September, in West Brattleboro, the average low-temperature is 50.9°F (10.5°C).

Humidity

The average relative humidity in September in West Brattleboro is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 6.8 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

May through September are months without snowfall in West Brattleboro.

Daylight

The average length of the day in September in West Brattleboro is 12h and 29min.
On the first day of the month, sunrise is at 6:15 am and sunset at 7:25 pm. On the last day of September, in West Brattleboro, sunrise is at 6:46 am and sunset at 6:33 pm EDT.

Sunshine

In September, the average sunshine in West Brattleboro is 8.6h.

UV index

In West Brattleboro, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in September in West Brattleboro?

In West Brattleboro, the average relative humidity in September is 79%.

What is the driest month in West Brattleboro?

September is the month with the least rainfall in West Brattleboro. Rain falls for 6.8 days and accumulates 0.43" (11mm) of precipitation.

How many days does it rain in September in West Brattleboro?

In West Brattleboro, Vermont, in September, it is raining for 6.8 days, with typically 0.43" (11mm) of accumulated precipitation.

When it does not snow in West Brattleboro?

May through September are months without snowfall in West Brattleboro.

Does it snow in West Brattleboro in September?

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

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

In September, the average day length in West Brattleboro is 12h and 29min.

When is the sunrise / sunset in September in West Brattleboro?

On the first day of September in West Brattleboro, sunrise is at 6:15 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 6:33 pm EDT.

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

In West Brattleboro, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in West Brattleboro?

In West Brattleboro, Vermont, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
West Brattleboro, VT

Average temperature in September - West Brattleboro, VT
  • Average high temperature in September: 70.2°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in September: 50.9°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in September
West Brattleboro, VT

Average pressure in September - West Brattleboro, VT
  • 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 (29.92"Hg).

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Average wind speed in September
West Brattleboro, VT

Average wind speed in September - West Brattleboro, VT
  • Average wind speed in September: 5.3mph

The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in September
West Brattleboro, VT

Average humidity in September - West Brattleboro, VT
  • Average humidity in September: 79%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in September
West Brattleboro, VT

Average rainfall in September - West Brattleboro, VT
  • Average rainfall in September: 0.43"

The wettest month (with the highest rainfall) is November (0.87").
The driest month (with the least rainfall) is September (0.43").

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Average rainfall days in September
West Brattleboro, VT

Average rainfall days in September - West Brattleboro, VT
  • Average rainfall days in September: 6.8 days

The month with the highest number of rainy days is May (10 days).
The months with the least rainy days are January and February (4.3 days).

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Average snowfall in September
West Brattleboro, VT

Average snowfall in September - West Brattleboro, VT
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.81").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
West Brattleboro, VT

Average snowfall days in September - West Brattleboro, VT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (7.8 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
West Brattleboro, VT

Average daylight in September / Average sunshine in September - West Brattleboro, VT
  • Average daylight in September: 12h and 29min

The month with the longest days is June (Average daylight: 15h and 17min).
The month with the shortest days is December (Average daylight: 9h and 5min).

  • Average sunshine in September: 8h and 36min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in September
West Brattleboro, VT

Average sunshine days in September - West Brattleboro, VT
  • Average sunshine days in September: 20.5 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is July (17.6 days).

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Average UV index in September
West Brattleboro, VT

Average UV index in September - West Brattleboro, VT
  • Average UV index in September: 4

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in September
West Brattleboro, VT

Average cloud cover in September - West Brattleboro, VT
  • Average cloud cover in September: 37

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in September
West Brattleboro, VT

Average visibility in September - West Brattleboro, VT
  • 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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