September weather forecast
Jeffersonville, VT

Weather in September

September, the first month of the autumn in Jeffersonville, is still a pleasant month, with an average temperature ranging between min 48.4°F (9.1°C) and max 68.4°F (20.2°C).

Temperature

In Jeffersonville, the average high-temperature in September slightly decreases from a moderately hot 75.6°F (24.2°C) in August to an agreeable 68.4°F (20.2°C). In Jeffersonville, in September, the average low-temperature is 48.4°F (9.1°C).

Humidity

The average relative humidity in September in Jeffersonville is 80%.

Rainfall

The month with the least rainfall is September, when the rain falls for 13.2 days and typically collects 2.09" (53mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day in Jeffersonville is 12h and 31min.
On the first day of the month, sunrise is at 6:14 am and sunset at 7:28 pm. On the last day of September, sunrise is at 6:48 am and sunset at 6:34 pm EDT.

Sunshine

The average sunshine in September in Jeffersonville is 8.5h.

UV index

In Jeffersonville, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 3 in September transform into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in September in Jeffersonville?

In Jeffersonville, the average relative humidity in September is 80%.

What is the driest month in Jeffersonville?

The month with the least rainfall in Jeffersonville, Vermont, is September, when the rain falls for 13.2 days and typically collects 2.09" (53mm) of precipitation.

How many days does it rain in September in Jeffersonville?

In Jeffersonville, Vermont, during September, the rain falls for 13.2 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When it does not snow in Jeffersonville?

June through September are months without snowfall in Jeffersonville.

Does it snow in Jeffersonville in September?

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

How many hours of daylight does Jeffersonville have in September?

In Jeffersonville, the average day length in September is 12h and 31min.

When is the sunrise / sunset in September in Jeffersonville?

In September, on the first day of the month, sunrise is at 6:14 am and sunset at 7:28 pm. On the last day of the month, in Jeffersonville, sunrise is at 6:48 am and sunset at 6:34 pm EDT.

How long on average sun shines in September in Jeffersonville?

The average sunshine duration in September is 8.5h.

What is the UV index reading in September in Jeffersonville?

The average daily maximum UV index in September in Jeffersonville, Vermont, is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
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
Jeffersonville, VT

Average temperature in September - Jeffersonville, VT
  • Average high temperature in September: 68.4°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in September: 48.4°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).

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Average pressure in September
Jeffersonville, VT

Average pressure in September - Jeffersonville, VT
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in September
Jeffersonville, VT

Average wind speed in September - Jeffersonville, VT
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in September
Jeffersonville, VT

Average humidity in September - Jeffersonville, VT
  • Average humidity in September: 80%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).

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Average rainfall in September
Jeffersonville, VT

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

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is September (2.09").

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Average rainfall days in September
Jeffersonville, VT

Average rainfall days in September - Jeffersonville, VT
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (6.4 days).

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Average snowfall in September
Jeffersonville, VT

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

The month with the highest snowfall is January (14.92").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Jeffersonville, VT

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

The month with the highest number of snowfall days is January (23.3 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
Jeffersonville, VT

Average daylight in September / Average sunshine in September - Jeffersonville, VT
  • Average daylight in September: 12h and 31min

The month with the longest days is June (Average daylight: 15h and 31min).
The month with the shortest days is December (Average daylight: 8h and 53min).

  • Average sunshine in September: 8h and 30min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).

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Average sunshine days in September
Jeffersonville, VT

Average sunshine days in September - Jeffersonville, VT
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is September (15.2 days).
The month with the least sunshine days is February (4.8 days).

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Average UV index in September
Jeffersonville, VT

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

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

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Average cloud cover in September
Jeffersonville, VT

Average cloud cover in September - Jeffersonville, VT
  • Average cloud cover in September: 38

The months with the most cloud cover are January and February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in September
Jeffersonville, VT

Average visibility in September - Jeffersonville, 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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