September weather forecastHammondsport, NY
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Hammondsport, New York, with temperature in the range of an average high of 70.5°F (21.4°C) and an average low of 50.5°F (10.3°C).Temperature
The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a moderately hot 77.2°F (25.1°C) in August to an agreeable 70.5°F (21.4°C). During the September nights, an average temperature of 50.5°F (10.3°C) is observed.Humidity
In September, the average relative humidity is 81%.Rainfall
In Hammondsport, in September, it is raining for 12.9 days, with typically 1.46" (37mm) of accumulated precipitation. In Hammondsport, New York, during the entire year, the rain falls for 151.4 days and collects up to 19.8" (503mm) of precipitation.Snowfall
In Hammondsport, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 28min.On the first day of September in Hammondsport, sunrise is at 6:34 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:51 pm EDT.
Sunshine
In September, the average sunshine in Hammondsport is 8.4h.UV index
The average daily maximum UV index in September in Hammondsport is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Hammondsport, NY
- Average high temperature in September: 70.5°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in September: 50.5°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure in September
Hammondsport, NY
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Hammondsport, NY
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.1mph).
Average humidity in September
Hammondsport, NY
- Average humidity in September: 81%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May and July (78%).
Average rainfall in September
Hammondsport, NY
- Average rainfall in September: 1.46"
The wettest month (with the highest rainfall) is July (2.36").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in September
Hammondsport, NY
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in September
Hammondsport, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Hammondsport, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hammondsport, NY
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in September
Hammondsport, NY
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is February (8 days).
Average UV index in September
Hammondsport, 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 and December (UV index 1).
Average cloud cover in September
Hammondsport, NY
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in September
Hammondsport, NY
- Average visibility in September: 5mi
The months with the highest visibility are April and June (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September, October, November and December (5mi).





