Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September ushers in a minute temperature change, with average high-temperatures reducing from August's warm 75.9°F (24.4°C) to a pleasant 68.4°F (20.2°C). Florence cools down to an average low-temperature of 48.4°F (9.1°C) throughout the month of September.Humidity
In Florence, the average relative humidity in September is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 9.8 days and accumulates 0.79" (20mm) of precipitation.Snowfall
In Florence, snow does not fall in June through September.Daylight
The average length of the day in September in Florence is 12h and 29min.On the first day of the month, sunrise is at 6:16 am and sunset at 7:27 pm. On the last day of September, sunrise is at 6:49 am and sunset at 6:34 pm EDT.
Sunshine
The average sunshine in September is 8.1h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In September, the maximum UV index of 3 suggests this advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
What is the driest month?
How much does it rain in Florence in September?
When it does not snow in Florence?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September in Florence?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Florence, VT
- Average high temperature in September: 68.4°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in September: 48.4°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°F).
Average pressure in September
Florence, VT
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Florence, VT
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Florence, VT
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall in September
Florence, VT
- Average rainfall in September: 0.79"
The wettest month (with the highest rainfall) is June (1.42").
The driest month (with the least rainfall) is September (0.79").
Average rainfall days in September
Florence, VT
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is May (13.3 days).
The month with the least rainy days is February (3.9 days).
Average snowfall in September
Florence, VT
- Average snowfall in September: 0"
The month with the highest snowfall is February (5").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Florence, VT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Florence, VT
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in September
Florence, VT
- Average sunshine days in September: 18.3 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is February (13.2 days).
Average UV index in September
Florence, VT
- Average UV index in September: 3
The months with the highest UV index are May, 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
Florence, VT
- Average cloud cover in September: 42
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
Florence, VT
- Average visibility in September: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Florence, Vermont, USA
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