September weather forecastGouverneur, NY
September
Weather in September
September, the first month of the autumn in Gouverneur, is also an agreeable month, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 51.1°F (10.6°C).Temperature
September's onset brings a negligible change in high-temperatures, falling from a warm 75.6°F (24.2°C) in August to an agreeable 68.9°F (20.5°C). The average low-temperature, in September, is a fresh 51.1°F (10.6°C).Humidity
The average relative humidity in September in Gouverneur is 79%.Rainfall
September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 1.73" (44mm) of precipitation.Snowfall
In Gouverneur, New York, snow does not fall in June through September.Daylight
In Gouverneur, the average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 6:25 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:43 pm EDT.
Sunshine
In Gouverneur, New York, the average sunshine in September is 8.9h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gouverneur, NY
- Average high temperature in September: 68.9°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (24.4°F).
- Average low temperature in September: 51.1°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (11.5°F).
Average pressure in September
Gouverneur, NY
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Gouverneur, NY
- Average wind speed in September: 6.8mph
The windiest months (with the highest average wind speed) are January, February and April (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in September
Gouverneur, NY
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Gouverneur, NY
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is October (3.15").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in September
Gouverneur, NY
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in September
Gouverneur, NY
- Average snowfall in September: 0"
The month with the highest snowfall is January (9.69").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Gouverneur, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gouverneur, NY
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 54min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in September
Gouverneur, NY
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (6.5 days).
Average UV index in September
Gouverneur, NY
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Gouverneur, NY
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in September
Gouverneur, NY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, September, October and November (6mi).
The month with the lowest visibility is January (4mi).





