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
During the shift to September, a minor reduction in average high-temperature is observed, shifting from a moderately hot 76.1°F (24.5°C) in August to an agreeable 69.8°F (21°C). Washington Mills records a mean low-temperature of 50.9°F (10.5°C) in September.Humidity
In Washington Mills, the average relative humidity in September is 80%.Rainfall
In Washington Mills, in September, it is raining for 13.1 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, in Washington Mills, there are 148.9 rainfall days, and 28.23" (717mm) of precipitation is accumulated.Snowfall
In Washington Mills, snow does not fall in June through September.Daylight
The average length of the day in September in Washington Mills is 12h and 29min.On the first day of September in Washington Mills, 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 6:43 pm EDT.
Sunshine
The average sunshine in September is 8.9h.UV index
In Washington Mills, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A daily high UV index of 3 in September leads to these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Washington Mills?
What is the average humidity in September in Washington Mills?
How many days does it rain in September in Washington Mills?
When it does not snow in Washington Mills?
Does it snow in Washington Mills in September?
What is the average length of the day in September in Washington Mills?
What time are sunrise and sunset in September in Washington Mills?
How long on average sun shines in September in Washington Mills?
How high is the UV index in September in Washington Mills?
Average temperature in September
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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
Washington Mills, 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).
Washington Mills, New York, USA
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