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
The move into September indicates a slight reduction in the average high-temperature, down from August's warm 77°F (25°C) to an agreeable 69.8°F (21°C). In September, Brant Lake encounters an average low-temperature of 50.2°F (10.1°C) during the night.Humidity
In September, the average relative humidity is 79%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.38" (35mm) of precipitation.Snowfall
In Brant Lake, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 6:19 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:37 pm EDT.
Sunshine
The average sunshine in September is 9h.UV index
In Brant Lake, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the driest month in Brant Lake?
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 in Brant Lake?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Brant Lake, NY
- Average high temperature in September: 69.8°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in September: 50.2°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in September
Brant 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
Brant Lake, NY
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in September
Brant Lake, NY
- Average humidity in September: 79%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Brant Lake, NY
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in September
Brant Lake, NY
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in September
Brant Lake, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (9.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Brant Lake, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (15 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Brant 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: 9h and 0min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Brant Lake, NY
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in September
Brant Lake, NY
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in September
Brant Lake, NY
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July, August and September (Cloud cover 33).
Average visibility in September
Brant Lake, NY
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Brant Lake, New York, USA
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