September weather forecastCroton-on-Hudson, NY
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Croton-on-Hudson, New York, with an average temperature varying between 74.7°F (23.7°C) and 58.3°F (14.6°C).Temperature
The advent of September brings a subtle shift in temperature, with the average high moving from 82°F (27.8°C) in August to a still moderately hot 74.7°F (23.7°C). Croton-on-Hudson encounters a steady low-temperature average of 58.3°F (14.6°C) throughout the month of September.Humidity
In September, the average relative humidity is 75%.Rainfall
In September, the rain falls for 12.5 days. Throughout September, 1.61" (41mm) of precipitation is accumulated. In Croton-on-Hudson, during the entire year, the rain falls for 144.6 days and collects up to 25.51" (648mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 6:22 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:38 pm EDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Croton-on-Hudson, NY
- Average high temperature in September: 74.7°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in September: 58.3°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in September
Croton-on-Hudson, 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
Croton-on-Hudson, NY
- Average wind speed in September: 5.8mph
The windiest months (with the highest average wind speed) are January and March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Croton-on-Hudson, NY
- Average humidity in September: 75%
The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are April, July and August (72%).
Average rainfall in September
Croton-on-Hudson, NY
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in September
Croton-on-Hudson, NY
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6 days).
Average snowfall in September
Croton-on-Hudson, NY
- Average snowfall in September: 0"
The month with the highest snowfall is March (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Croton-on-Hudson, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Croton-on-Hudson, NY
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Croton-on-Hudson, NY
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (20 days).
The months with the least sunshine days are June and July (12.3 days).
Average UV index in September
Croton-on-Hudson, NY
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Croton-on-Hudson, NY
- Average cloud cover in September: 35
The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Croton-on-Hudson, NY
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
