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
Fair Haven experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a warm 75.7°F (24.3°C) in August to an agreeable 70.2°F (21.2°C). Fair Haven's average low-temperature in September is measured at a moderate 57.4°F (14.1°C).Humidity
With an average relative humidity of 76%, September is the least humid month.Rainfall
The months with the least rainfall are March and September Rain falls for 14 days and accumulates 2.32" (59mm) of rain.Snowfall
June through September are months without snowfall.Daylight
In Fair Haven, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:03 am and sunset at 6:49 pm EDT.
Sunshine
The average sunshine in September is 9.5h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard 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:
Exercise prevention - Warding off sunburn is urged. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the least humid month?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Fair Haven, NY
- Average high temperature in September: 70.2°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 (29.5°F).
- Average low temperature in September: 57.4°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in September
Fair Haven, 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
Fair Haven, NY
- Average wind speed in September: 8.6mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in September
Fair Haven, NY
- Average humidity in September: 76%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is September (76%).
Average rainfall in September
Fair Haven, NY
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is October (3.82").
The driest months (with the least rainfall) are March and September (2.32").
Average rainfall days in September
Fair Haven, NY
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is August (18.5 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in September
Fair Haven, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Fair Haven, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Fair Haven, 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: 9h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in September
Fair Haven, NY
- Average sunshine days in September: 13.4 days
The month with the most sunshine days is September (13.4 days).
The month with the least sunshine days is February (5.5 days).
Average UV index in September
Fair Haven, 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
Fair Haven, NY
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Fair Haven, NY
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Fair Haven, New York, USA
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