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
Friendship observes a small decrease in the average high-temperature with the arrival of September, falling from August's warm 75.7°F (24.3°C) to an agreeable 69.6°F (20.9°C). Throughout September, Friendship records an average temperature of 49.8°F (9.9°C) at night.Humidity
In Friendship, the average relative humidity in September is 81%.Rainfall
September is the month with the least rainfall. Rain falls for 15.5 days and accumulates 1.85" (47mm) of precipitation.Snowfall
June through September are months without snowfall in Friendship.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 6:38 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:55 pm EDT.
Sunshine
In Friendship, the average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 3 transforms into these recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Avoiding the Sun during its peak radiation time around midday is a healthy practice. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Friendship have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Friendship, NY
- Average high temperature in September: 69.6°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27.5°F).
- Average low temperature in September: 49.8°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in September
Friendship, NY
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Friendship, NY
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in September
Friendship, NY
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are May, June and July (79%).
Average rainfall in September
Friendship, NY
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is April (3.07").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in September
Friendship, NY
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in September
Friendship, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (11.1").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Friendship, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Friendship, 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 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in September
Friendship, NY
- Average sunshine days in September: 12 days
The month with the most sunshine days is September (12 days).
The month with the least sunshine days is February (5.2 days).
Average UV index in September
Friendship, 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 and December (UV index 1).
Average cloud cover in September
Friendship, NY
- Average cloud cover in September: 44
The month with the most cloud cover is January (Cloud cover 78).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in September
Friendship, NY
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Friendship, New York, USA
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