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
The shift from August to September includes a small decrease in the average high-temperature, from a warm 75.7°F (24.3°C) to an agreeable 68.4°F (20.2°C). During September, Dorset's temperature averages to a chilly 48.9°F (9.4°C) at night.Humidity
In Dorset, the average relative humidity in September is 81%.Rainfall
The months with the least rainfall are January, March and September Rain falls for 14.5 days and accumulates 2.64" (67mm) of rain.Snowfall
In Dorset, Vermont, snow does not fall in June through September.Daylight
In Dorset, Vermont, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:17 am and sunset at 7:26 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 in Dorset, Vermont, is 7.9h.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 rays for ordinary individuals.Note: The maximum daily UV index of 3 during September translates into the following directions:
Take precautions - Protection against sun damage is advised. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What are September temperatures in Dorset?
What is the average humidity in September in Dorset?
What is the driest month in Dorset?
How much does it rain in Dorset in September?
When it does not snow in Dorset?
Does it snow in Dorset in September?
What is the average length of the day in September in Dorset?
When are sunrise and sunset in September in Dorset?
How long on average sun shines in September in Dorset?
What is the UV index intensity in September in Dorset?
Average temperature in September
Dorset, VT
- Average high temperature in September: 68.4°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (24.4°F).
- Average low temperature in September: 48.9°F
The month with the highest average low temperature is July (56.1°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).
Average pressure in September
Dorset, 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 (29.92"Hg).
Average wind speed in September
Dorset, VT
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Dorset, VT
- Average humidity in September: 81%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in September
Dorset, VT
- Average rainfall in September: 2.64"
The wettest month (with the highest rainfall) is June (3.62").
The driest months (with the least rainfall) are January, March and September (2.64").
Average rainfall days in September
Dorset, VT
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in September
Dorset, VT
- Average snowfall in September: 0"
The month with the highest snowfall is February (15.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Dorset, VT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dorset, VT
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in September
Dorset, VT
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is February (8.9 days).
Average UV index in September
Dorset, 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, February and December (UV index 1).
Average cloud cover in September
Dorset, VT
- Average cloud cover in September: 44
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
Dorset, VT
- Average visibility in September: 4mi
The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).
Dorset, Vermont, USA
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