September weather forecastFranklin, VT

September

Weather in September

The first month of the autumn, September, is also an agreeable month in Franklin, Vermont, with an average temperature ranging between max 68.2°F (20.1°C) and min 48.9°F (9.4°C).

Temperature

September signals a slight drop in average high-temperature, sliding from August's warm 75.4°F (24.1°C) to a pleasant 68.2°F (20.1°C). Franklin's average low-temperature in the month of September is recorded at a chilly 48.9°F (9.4°C).

Humidity

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

Rainfall

February and September are months with the least rain when the rain falls for 13.4 days and typically aggregates up to 2.28" (58mm) of rain.

Snowfall

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

Daylight

The average length of the day in September 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 6:49 am and sunset at 6:33 pm EDT.

Sunshine

In September, the average sunshine in Franklin is 8.5h.

UV index

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily high UV index of 3 in September leads to these guidelines:
Take precautions - Protection against sun damage is advised. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in September, in Franklin, is 68.2°F (20.1°C), while the low-temperature averages to 48.9°F (9.4°C).

In September, the average relative humidity is 80%.

The months with the least rainfall are February and September Rain falls for 13.4 days and accumulates 2.28" (58mm) of rain.

In Franklin, in September, it is raining for 13.4 days, with typically 2.28" (58mm) of accumulated precipitation.

June through September are months without snowfall in Franklin.

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

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

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, sunrise is at 6:49 am and sunset at 6:33 pm EDT.

The average sunshine duration in September in Franklin is 8.5h.

In Franklin, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Franklin, VT

  • Average high temperature in September: 68.2°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (22.6°F).

  • Average low temperature in September: 48.9°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 (9.7°F).

Average pressure in September
Franklin, 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 (29.9"Hg).

Average wind speed in September
Franklin, VT

  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
Franklin, VT

  • Average humidity in September: 80%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (77%).

Average rainfall in September
Franklin, VT

  • Average rainfall in September: 2.28"

The wettest month (with the highest rainfall) is June (3.58").
The driest months (with the least rainfall) are February and September (2.28").

Average rainfall days in September
Franklin, VT

  • Average rainfall days in September: 13.4 days

The months with the highest number of rainy days are June and July (19.4 days).
The month with the least rainy days is February (6.5 days).

Average snowfall in September
Franklin, VT

  • Average snowfall in September: 0"

The month with the highest snowfall is January (14.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Franklin, VT

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (22 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Franklin, VT

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • 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 30min).

Average sunshine days in September
Franklin, VT

  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (6.1 days).

Average UV index in September
Franklin, 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).

Average cloud cover in September
Franklin, VT

  • Average cloud cover in September: 37

The month with the most cloud cover is February (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in September
Franklin, 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).