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
September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a moderately hot 76.6°F (24.8°C) in August to an agreeable 70.7°F (21.5°C). In the month of September, the average low-temperature usually rests at a mild 57.7°F (14.3°C).Humidity
With an average relative humidity of 75%, September is the least humid month in Lyndonville.Rainfall
In Lyndonville, in September, during 14.9 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, there are 170.5 rainfall days, and 27.56" (700mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Lyndonville is 12h and 29min.On the first day of the month, sunrise is at 6:38 am and sunset at 7:48 pm. On the last day of September, in Lyndonville, sunrise is at 7:10 am and sunset at 6:55 pm EDT.
Sunshine
In Lyndonville, the average sunshine in September is 9.4h.UV index
In Lyndonville, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: An average UV index of 4 in September transforms into this advice:
Be vigilant - A duty to shield skin and eyes from injury exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Lyndonville?
What is the least humid month in Lyndonville?
What is the average humidity in September in Lyndonville?
How many days does it rain in September in Lyndonville?
When it does not snow in Lyndonville?
Does it snow in Lyndonville in September?
How many hours of daylight does Lyndonville have in September?
When are sunrise and sunset in September in Lyndonville?
How many hours of sunshine does Lyndonville have in September?
How high is the UV index in September in Lyndonville?
Average temperature in September
Lyndonville, NY
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in September: 57.7°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 (20.3°F).
Average pressure in September
Lyndonville, NY
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Lyndonville, NY
- Average wind speed in September: 8.3mph
The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity in September
Lyndonville, NY
- Average humidity in September: 75%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is September (75%).
Average rainfall in September
Lyndonville, NY
- Average rainfall in September: 1.89"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in September
Lyndonville, NY
- Average rainfall days in September: 14.9 days
The month with the highest number of rainy days is October (17.6 days).
The month with the least rainy days is February (8 days).
Average snowfall in September
Lyndonville, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Lyndonville, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lyndonville, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in September
Lyndonville, NY
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is September (13.3 days).
The month with the least sunshine days is February (6 days).
Average UV index in September
Lyndonville, NY
- Average UV index in September: 4
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
Lyndonville, NY
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in September
Lyndonville, NY
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Lyndonville, New York, USA
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