September weather forecastVernon, NY
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Vernon, New York, with an average temperature varying between 51.1°F (10.6°C) and 70°F (21.1°C).Temperature
September brings a slight decrease in the average high-temperature, shifting from a moderately hot 76.3°F (24.6°C) in August to an agreeable 70°F (21.1°C). Throughout September, Vernon anticipates an average low-temperature of 51.1°F (10.6°C).Humidity
In September, the average relative humidity is 80%.Rainfall
September is the month with the least rainfall in Vernon. Rain falls for 13.4 days and accumulates 2.01" (51mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Vernon, the average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 6:27 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:44 pm EDT.
Sunshine
The average sunshine in September is 8.9h.UV index
In Vernon, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily UV index of 3 turns into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Vernon, NY
- Average high temperature in September: 70°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 (27°F).
- Average low temperature in September: 51.1°F
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in September
Vernon, NY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Vernon, NY
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in September
Vernon, NY
- Average humidity in September: 80%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall in September
Vernon, NY
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is April (3.11").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in September
Vernon, NY
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (9 days).
Average snowfall in September
Vernon, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Vernon, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Vernon, NY
- Average daylight in September: 12h and 30min
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 6min).
- Average sunshine in September: 8h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in September
Vernon, NY
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is February (4.8 days).
Average UV index in September
Vernon, NY
- 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, February and December (UV index 1).
Average cloud cover in September
Vernon, NY
- Average cloud cover in September: 36
The months with the most cloud cover are January and February (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Vernon, NY
- Average visibility in September: 5mi
The months with the highest visibility are April and October (6mi).
The months with the lowest visibility are January and February (4mi).





