Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
A moderate decline in average high-temperatures is noted in September, moving from a warm 76.1°F (24.5°C) in August to a pleasant 69.8°F (21°C). The average low-temperature, in September, in Clinton, is a cool 50.9°F (10.5°C).Humidity
In September, the average relative humidity in Clinton, New York, is 80%.Rainfall
In Clinton, in September, it is raining for 13.1 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, there are 148.9 rainfall days, and 28.23" (717mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Clinton.Daylight
In September, the average length of the day in Clinton, New York, is 12h and 29min.On the first day of September, sunrise is at 6:26 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:44 pm EDT.
Sunshine
In Clinton, the average sunshine in September is 8.9h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 3 in September translates into this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Clinton?
What is the average humidity in September in Clinton?
How many days does it rain in September in Clinton?
When it does not snow in Clinton?
Does it snow in Clinton in September?
How many hours of daylight does Clinton have in September?
When are sunrise and sunset in September in Clinton?
How long on average sun shines in September in Clinton?
How high is the UV index in September in Clinton?
Average temperature in September
Clinton, 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
Clinton, 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
Clinton, 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
Clinton, 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
Clinton, 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
Clinton, 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
Clinton, 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
Clinton, 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
Clinton, NY
- Average daylight in September: 12h and 3min
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 5min
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
Clinton, 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
Clinton, 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
Clinton, 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
Clinton, 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).
Clinton, New York, USA
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