September weather forecastJohnsonville, NY
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Johnsonville, New York, with an average temperature varying between 50.9°F (10.5°C) and 71.6°F (22°C).Temperature
The arrival of September corresponds with a light shift in temperature, down from a warm 78.6°F (25.9°C) in August to an agreeable 71.6°F (22°C). Throughout September nights, Johnsonville experiences a consistent temperature average of 50.9°F (10.5°C).Humidity
In Johnsonville, the average relative humidity in September is 78%.Rainfall
In Johnsonville, in September, during 9.4 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Johnsonville, during the entire year, the rain falls for 130.1 days and collects up to 20.55" (522mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:28 pm. On the last day of September, sunrise is at 6:51 am and sunset at 6:36 pm EDT.
Sunshine
In Johnsonville, the average sunshine in September is 8.9h.UV index
The average daily maximum UV index in September in Johnsonville is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. To avoid the Sun's strongest rays, limit exposure around the mid-day period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Johnsonville, NY
- Average high temperature in September: 71.6°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in September: 50.9°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in September
Johnsonville, 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
Johnsonville, NY
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Johnsonville, NY
- Average humidity in September: 78%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Johnsonville, NY
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in September
Johnsonville, NY
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is June (14.9 days).
The months with the least rainy days are January and February (6 days).
Average snowfall in September
Johnsonville, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.71").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Johnsonville, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Johnsonville, NY
- Average daylight in September: 12h and 30min
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 54min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Johnsonville, NY
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is April (11.2 days).
Average UV index in September
Johnsonville, NY
- Average UV index in September: 4
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 and December (UV index 1).
Average cloud cover in September
Johnsonville, NY
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Johnsonville, NY
- Average visibility in September: 5mi
The months with the highest visibility are April, May, October, November and December (6mi).
The months with the lowest visibility are January, February, March, June, July, August and September (5mi).





