September weather forecast and climate
Killington, VT

Weather in September

September, the first month of the autumn, in Killington, is also an agreeable month, with temperature in the range of an average low of 48.2°F (9°C) and an average high of 68.4°F (20.2°C).

Temperature

In Killington, the average high-temperature marginally drops, from a warm 75.7°F (24.3°C) in August, to a pleasant 68.4°F (20.2°C). In Killington, in September, the average low-temperature is 48.2°F (9°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

September is the month with the least rainfall in Killington. Rain falls for 12.5 days and accumulates 1.81" (46mm) of precipitation.

Snowfall

In Killington, Vermont, snow does not fall in June through September.

Daylight

The average length of the day in September is 12.5h.

Sunshine

In Killington, the average sunshine is 8.3h.

UV index

In Killington, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. 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 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 Killington?

The average high-temperature, in September, is 68.4°F (20.2°C), while the average low-temperature is 48.2°F (9°C).

What is the average humidity in September in Killington?

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

How much does it rain in Killington in September?

In September, in Killington, the rain falls for 12.5 days. Throughout September, 1.81" (46mm) of precipitation is accumulated.

What is the driest month in Killington?

The month with the least rainfall is September when the rain falls for 12.5 days and typically collects 1.81" (46mm) of precipitation.

Does it snow in Killington in September?

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

When it does not snow in Killington?

June through September are months without snowfall.

What is the average length of the day in September in Killington?

The average length of the day in September in Killington is 12.5h.

How long on average sun shines in September in Killington?

The average sunshine in September in Killington is 8.3h.

What is the UV index intensity in September in Killington?

The average daily maximum UV index in September in Killington is 3. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in September
Killington, VT

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

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in September: 48.2°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

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Average pressure in September
Killington, VT

Average pressure in September - Killington, VT
  • Average pressure in September: 30.05"

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in September
Killington, VT

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

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in September
Killington, VT

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

The month with the highest relative humidity is February (88%).
Months with the lowest relative humidity are April and May (76%).

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Average rainfall in September
Killington, VT

Average rainfall in September - Killington, VT
  • Average rainfall in September: 1.81"

The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in September
Killington, VT

Average rainfall days in September - Killington, VT
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in September
Killington, VT

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

The month with the highest snowfall is February (12.99").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Killington, VT

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

The month with the highest number of snowfall days is February (19.7 days).
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
Killington, VT

Average daylight in September / Average sunshine in September - Killington, VT
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in September: 8.3h

The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is February (Average sunshine: 3h).

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Average sunshine days in September
Killington, VT

Average sunshine days in September - Killington, VT
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (7.8 days).

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Average UV index in September
Killington, VT

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

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in September
Killington, VT

Average cloud cover in September - Killington, VT
  • Average cloud cover in September: 41

The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 37).

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Average visibility in September
Killington, VT

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

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

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