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
September indicates a minor shift in the average high-temperature, from August's moderately hot 77°F (25°C) to a pleasant 70.7°F (21.5°C). September nights are marked by an average temperature drop to a cool 54.5°F (12.5°C).Humidity
The average relative humidity in September in South Butler is 78%.Rainfall
In South Butler, New York, during September, the rain falls for 9.3 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, there are 111.7 rainfall days, and 9.17" (233mm) of precipitation is accumulated.Snowfall
In South Butler, snow does not fall in June through September.Daylight
In South Butler, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:49 pm EDT.
Sunshine
In South Butler, the average sunshine in September is 9.3h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 4 during September leads to these advisories:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does South Butler have in September?
When is the sunrise / sunset in September in South Butler?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
South Butler, NY
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (29.5°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in September
South Butler, NY
- Average pressure in September: 30.05"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
South Butler, NY
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
South Butler, NY
- Average humidity in September: 78%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
South Butler, NY
- Average rainfall in September: 0.51"
The wettest month (with the highest rainfall) is October (1.1").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in September
South Butler, NY
- Average rainfall days in September: 9.3 days
The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is January (4.6 days).
Average snowfall in September
South Butler, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.89").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
South Butler, NY
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
South Butler, 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: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in September
South Butler, NY
- Average sunshine days in September: 17.6 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is February (14 days).
Average UV index in September
South Butler, NY
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
South Butler, NY
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in September
South Butler, NY
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
South Butler, New York, USA
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