September weather forecastTwin Orchard, NY
September
Weather in September
September, the first month of the autumn in Twin Orchard, is still a pleasant month, with an average temperature ranging between min 50.2°F (10.1°C) and max 70.7°F (21.5°C).Temperature
As August transitions into September, Twin Orchard sees a gentle drop in the average high-temperature, transitioning from a moderately hot 77.4°F (25.2°C) to a pleasant 70.7°F (21.5°C). In Twin Orchard, an average nighttime temperature of 50.2°F (10.1°C) is expected during September.Humidity
The average relative humidity in September in Twin Orchard is 81%.Rainfall
In Twin Orchard, in September, during 12.5 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Twin Orchard, during the entire year, the rain falls for 155.2 days and collects up to 24.45" (621mm) of precipitation.Snowfall
June through September are months without snowfall in Twin Orchard, New York.Daylight
The average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 6:30 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:46 pm EDT.
Sunshine
In Twin Orchard, the average sunshine in September is 8.4h.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 radiation for the ordinary person.Note: In September, the maximum UV index of 3 suggests this advice:
Take precautions - Protection against sunburn is recommended. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Twin Orchard, NY
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in September: 50.2°F
The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in September
Twin Orchard, NY
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Twin Orchard, NY
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Twin Orchard, 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, June and July (79%).
Average rainfall in September
Twin Orchard, NY
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is January (1.38").
Average rainfall days in September
Twin Orchard, NY
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (17.5 days).
The months with the least rainy days are January and February (7 days).
Average snowfall in September
Twin Orchard, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Twin Orchard, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Twin Orchard, 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 12min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in September
Twin Orchard, NY
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is April (9.5 days).
Average UV index in September
Twin Orchard, 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, November and December (UV index 1).
Average cloud cover in September
Twin Orchard, NY
- Average cloud cover in September: 43
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
Twin Orchard, NY
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).





