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
During the shift to September, Star Lake records a mild decrease in average high-temperature, moving from a pleasant 73.2°F (22.9°C) in August to an enjoyable 66.4°F (19.1°C). Throughout September, Star Lake witnesses a nighttime temperature average of 48°F (8.9°C).Humidity
The average relative humidity in September is 81%.Rainfall
September is the month with the least rainfall in Star Lake. Rain falls for 15.6 days and accumulates 2.48" (63mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Star Lake, there are 114.2 snowfall days, and 82.4" (2093mm) of snow is accumulated.Daylight
In Star Lake, the average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 6:24 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:42 pm EDT.
Sunshine
In Star Lake, the average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 3 transforms into these recommendations:
Adopt protective measures - It is advised to guard against sun damage. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When does it start to snow?
How many hours of daylight does Star Lake have in September?
When is the sunrise / sunset in September in Star Lake?
How long on average sun shines in September in Star Lake?
What is the UV index intensity in September?
Average temperature in September
Star Lake, NY
- Average high temperature in September: 66.4°F
The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (22.6°F).
- Average low temperature in September: 48°F
The month with the highest average low temperature is July (55.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in September
Star Lake, NY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Star Lake, NY
- Average wind speed in September: 6.5mph
The windiest months (with the highest average wind speed) are January, February and April (9.1mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in September
Star Lake, NY
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (78%).
Average rainfall in September
Star Lake, NY
- Average rainfall in September: 2.48"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is September (2.48").
Average rainfall days in September
Star Lake, NY
- Average rainfall days in September: 15.6 days
The month with the highest number of rainy days is July (20.1 days).
The months with the least rainy days are January and February (4.8 days).
Average snowfall in September
Star Lake, NY
- Average snowfall in September: 0.04"
The month with the highest snowfall is February (15.2").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Star Lake, NY
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (21.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Star Lake, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in September
Star Lake, 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 (4.7 days).
Average UV index in September
Star Lake, NY
- Average UV index in September: 3
The months with the highest UV index are 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
Star Lake, NY
- Average cloud cover in September: 43
The month with the most cloud cover is February (Cloud cover 81).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in September
Star Lake, NY
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February and March (4mi).
Star Lake, New York, USA
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