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 subtle shift in York's weather is observed as August turns into September, with the average high temperature reducing from a warm 77.5°F (25.3°C) to an agreeable 71.4°F (21.9°C). York observes an average nighttime temperature of 52.7°F (11.5°C) during September.Humidity
In September, the average relative humidity in York is 78%.Rainfall
The months with the least rainfall are January and September Rain falls for 14.5 days and accumulates 1.77" (45mm) of rain.Snowfall
In York, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 29min.On the first day of September, sunrise is at 6:36 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:54 pm EDT.
Sunshine
In September, the average sunshine in York is 8.8h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 3 in September leads to these guidelines:
Heed the precautions - It is counselled to guard against solar damage. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for York in September?
What is the average humidity in September in York?
What is the driest month in York?
How many days does it rain in September in York?
When it does not snow in York?
Does it snow in York in September?
What is the average length of the day in September in York?
When is the sunrise / sunset in September in York?
How many hours of sunshine does York have in September?
What is the UV index reading in September in York?
Average temperature in September
York, NY
- Average high temperature in September: 71.4°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (29.1°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
York, 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 (29.93"Hg).
Average wind speed in September
York, NY
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in September
York, NY
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in September
York, NY
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is May (2.95").
The driest months (with the least rainfall) are January and September (1.77").
Average rainfall days in September
York, NY
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in September
York, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (8.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
York, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
York, 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 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in September
York, NY
- Average sunshine days in September: 13.1 days
The month with the most sunshine days is September (13.1 days).
The month with the least sunshine days is February (5.9 days).
Average UV index in September
York, NY
- Average UV index in September: 3
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
York, NY
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
York, NY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, November and December (5mi).
York, New York, USA
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