September weather forecast
Montpelier, VT

Sunset in the scenic leafy town of Montpelier, Vermont
Sunset in the scenic leafy town of Montpelier, Vermont

Weather in September

September, the first month of the autumn in Montpelier, is also an enjoyable month, with an average temperature ranging between max 67.6°F (19.8°C) and min 48°F (8.9°C).

Temperature

In Montpelier, the average high-temperature in September marginally drops from a moderately hot 74.8°F (23.8°C) in August to a comfortable 67.6°F (19.8°C). In September, the average low-temperature is 48°F (8.9°C).

Humidity

The average relative humidity in September is 81%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.1 days and accumulates 2.09" (53mm) of precipitation.

Snowfall

In Montpelier, snow does not fall in June through September.

Daylight

In Montpelier, the average length of the day in September is 12h and 30min.
On the first day of the month, sunrise is at 6:13 am and sunset at 7:27 pm. On the last day of September, sunrise is at 6:46 am and sunset at 6:33 pm EDT.

Sunshine

The average sunshine in September in Montpelier, Vermont, is 8h.

UV index

In Montpelier, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 3 in September transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 temperature in September in Montpelier?

In Montpelier, in September, the average high-temperature is 67.6°F (19.8°C), and the average low-temperature is 48°F (8.9°C).

What is the average humidity in September in Montpelier?

In September, the average relative humidity is 81%.

What is the driest month in Montpelier?

September is the month with the least rainfall in Montpelier, Vermont. Rain falls for 13.1 days and accumulates 2.09" (53mm) of precipitation.

How many days does it rain in September in Montpelier?

In September, in Montpelier, Vermont, the rain falls for 13.1 days. Throughout September, 2.09" (53mm) of precipitation is accumulated.

When it does not snow in Montpelier?

June through September are months without snowfall.

Does it snow in Montpelier in September?

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

How many hours of daylight does Montpelier have in September?

In September, the average day length in Montpelier, Vermont, is 12h and 30min.

What time are sunrise and sunset in September in Montpelier?

On the first day of September in Montpelier, sunrise is at 6:13 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 6:33 pm EDT.

How long on average sun shines in September in Montpelier?

The average sunshine duration in September is 8h.

What is the UV index reading in September in Montpelier?

The average daily maximum UV index in September in Montpelier is 3. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Montpelier, VT

Average temperature in September - Montpelier, VT
  • Average high temperature in September: 67.6°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (23.2°F).

  • Average low temperature in September: 48°F

The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in September
Montpelier, VT

Average pressure in September - Montpelier, VT
  • 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 (29.91"Hg).

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Average wind speed in September
Montpelier, VT

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

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in September
Montpelier, VT

Average humidity in September - Montpelier, VT
  • Average humidity in September: 81%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (76%).

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Average rainfall in September
Montpelier, VT

Average rainfall in September - Montpelier, VT
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is September (2.09").

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Average rainfall days in September
Montpelier, VT

Average rainfall days in September - Montpelier, VT
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is January (6.8 days).

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Average snowfall in September
Montpelier, VT

Average snowfall in September - Montpelier, VT
  • Average snowfall in September: 0"

The month with the highest snowfall is February (13.31").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Montpelier, VT

Average snowfall days in September - Montpelier, VT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (22.3 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
Montpelier, VT

Average daylight in September / Average sunshine in September - Montpelier, VT
  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 28min).
The month with the shortest days is December (Average daylight: 8h and 56min).

  • Average sunshine in September: 8h and 0min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).

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Average sunshine days in September
Montpelier, VT

Average sunshine days in September - Montpelier, VT
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (5.5 days).

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Average UV index in September
Montpelier, VT

Average UV index in September - Montpelier, VT
  • Average UV index in September: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in September
Montpelier, VT

Average cloud cover in September - Montpelier, VT
  • Average cloud cover in September: 43

The months with the most cloud cover are January and February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in September
Montpelier, VT

Average visibility in September - Montpelier, VT
  • Average visibility in September: 5mi

The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).

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