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
With the onset of September, the average high-temperature subtly recedes from August's warm 75°F (23.9°C) to an agreeable 68.9°F (20.5°C). Throughout September, Westernville encounters an average temperature drop to a fresh 50.2°F (10.1°C).Humidity
In Westernville, the average relative humidity in September is 80%.Rainfall
March and September are months with the least rain in Westernville when the rain falls for 13.9 days and typically aggregates up to 1.93" (49mm) of rain.Snowfall
June through September are months without snowfall in Westernville, New York.Daylight
In September, the average length of the day is 12h and 29min.On the first day of September, sunrise is at 6:26 am and sunset at 7:36 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 in Westernville is 8.6h.UV index
The average daily maximum UV index in September in Westernville is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Westernville in September?
What is the average humidity in September in Westernville?
What is the driest month in Westernville?
How much does it rain in Westernville in September?
When it does not snow in Westernville?
Does it snow in Westernville in September?
How many hours of daylight does Westernville have in September?
What time are sunrise and sunset in September in Westernville?
How many hours of sunshine does Westernville have in September?
What is the UV index intensity in September in Westernville?
Average temperature in September
Westernville, NY
- Average high temperature in September: 68.9°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (25.5°F).
- Average low temperature in September: 50.2°F
The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in September
Westernville, 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
Westernville, NY
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in September
Westernville, NY
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (78%).
Average rainfall in September
Westernville, NY
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is May (2.95").
The driest months (with the least rainfall) are March and September (1.93").
Average rainfall days in September
Westernville, NY
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in September
Westernville, NY
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Westernville, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Westernville, 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 0min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 18min).
Average sunshine days in September
Westernville, NY
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (4.6 days).
Average UV index in September
Westernville, 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, November and December (UV index 1).
Average cloud cover in September
Westernville, NY
- Average cloud cover in September: 39
The months with the most cloud cover are January and February (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in September
Westernville, NY
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Westernville, New York, USA
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