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
September
Weather in September
Temperature
The beginning of September brings a slight decrease in the average high-temperature, transitioning from a warm 75.6°F (24.2°C) in August to an agreeable 70°F (21.1°C). Nighttime temperature in Cattaraugus lowers to an average of 53.1°F (11.7°C) in September.Humidity
The months with the lowest humidity in Cattaraugus, New York, are April, May, August and September, with an average relative humidity of 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.3 days and typically collects 1.1" (28mm) of precipitation.Snowfall
In Cattaraugus, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 28min.On the first day of September in Cattaraugus, sunrise is at 6:41 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:58 pm EDT.
Sunshine
In September, the average sunshine in Cattaraugus is 8.8h.UV index
In Cattaraugus, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 3 during September translates into the following directions:
Be vigilant - Preventing sunburn is recommended. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Cattaraugus?
What is the least humid month in Cattaraugus?
What is the average humidity in September in Cattaraugus?
What is the driest month in Cattaraugus?
How many days does it rain in September in Cattaraugus?
When it does not snow in Cattaraugus?
Does it snow in Cattaraugus in September?
How many hours of daylight does Cattaraugus have in September?
When are sunrise and sunset in September in Cattaraugus?
How long on average sun shines in September in Cattaraugus?
What is the UV index reading in September in Cattaraugus?
Average temperature in September
Cattaraugus, NY
- Average high temperature in September: 70°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in September: 53.1°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in September
Cattaraugus, NY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Cattaraugus, NY
- Average wind speed in September: 7.4mph
The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in September
Cattaraugus, 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, May, August and September (80%).
Average rainfall in September
Cattaraugus, NY
- Average rainfall in September: 1.1"
The wettest month (with the highest rainfall) is July (1.93").
The driest month (with the least rainfall) is September (1.1").
Average rainfall days in September
Cattaraugus, NY
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is October (16.6 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in September
Cattaraugus, NY
- Average snowfall in September: 0"
The months with the highest snowfall are January and December (3.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Cattaraugus, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cattaraugus, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in September
Cattaraugus, NY
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is January (8.2 days).
Average UV index in September
Cattaraugus, NY
- Average UV index in September: 3
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, February and December (UV index 1).
Average cloud cover in September
Cattaraugus, NY
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Cattaraugus, NY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).