September weather forecastNew Hartford, NY
September
Weather in September
September, the first month of the autumn in New Hartford, is also an agreeable month, with an average temperature fluctuating between 50.9°F (10.5°C) and 69.8°F (21°C).Temperature
With the beginning of September, the average high-temperature shows a small decrease, transitioning from a warm 76.1°F (24.5°C) in August to an agreeable 69.8°F (21°C). Throughout the month of September, New Hartford sees a steady low-temperature average of 50.9°F (10.5°C).Humidity
In September, the average relative humidity is 80%.Rainfall
In September, the rain falls for 13.1 days. Throughout September, 1.89" (48mm) of precipitation is accumulated. In New Hartford, during the entire year, the rain falls for 148.9 days and collects up to 28.23" (717mm) of precipitation.Snowfall
In New Hartford, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:26 am and sunset at 7:35 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:43 pm EDT.
Sunshine
In September, the average sunshine is 8.9h.UV index
In New Hartford, New York, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the UV index of 3 transforms into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
New Hartford, NY
- Average high temperature in September: 69.8°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 (26.8°F).
- Average low temperature in September: 50.9°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 (15.4°F).
Average pressure in September
New Hartford, NY
- Average pressure in September: 30.06"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
New Hartford, 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 (6.1mph).
Average humidity in September
New Hartford, 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
New Hartford, NY
- Average rainfall in September: 1.89"
The wettest month (with the highest rainfall) is June (2.91").
The driest month (with the least rainfall) is January (1.77").
Average rainfall days in September
New Hartford, NY
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in September
New Hartford, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.32").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
New Hartford, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (17.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
New Hartford, 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 6min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in September
New Hartford, NY
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is September (15.2 days).
The month with the least sunshine days is February (6.4 days).
Average UV index in September
New Hartford, NY
- 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
New Hartford, NY
- Average cloud cover in September: 37
The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
New Hartford, 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, February, March, May, June, July, August, September, November and December (5mi).





