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
Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a moderately hot 75.9°F (24.4°C) to a pleasant 69.3°F (20.7°C). The low-temperature average for Brier Hill during September stands at a cool 51.3°F (10.7°C).Humidity
In September, the average relative humidity in Brier Hill is 79%.Rainfall
In Brier Hill, during September, the rain falls for 11.7 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the year, there are 141.7 rainfall days, and 26.34" (669mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Brier Hill.Daylight
In Brier Hill, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 6:26 am and sunset at 7:38 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:44 pm EDT.
Sunshine
The average sunshine in September in Brier Hill, New York, is 9.1h.UV index
In Brier Hill, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 3 during September translates into the following recommendations:
Exercise prevention - Warding off sunburn is urged. When the Sun is at its strongest around midday, find shade and limit exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Brier Hill have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Brier Hill have in September?
How high is the UV index in September?
Average temperature in September
Brier Hill, NY
- Average high temperature in September: 69.3°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (24.1°F).
- Average low temperature in September: 51.3°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in September
Brier Hill, NY
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Brier Hill, NY
- Average wind speed in September: 6.9mph
The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in September
Brier Hill, NY
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Brier Hill, NY
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is August (2.76").
The driest months (with the least rainfall) are March and November (1.69").
Average rainfall days in September
Brier Hill, NY
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is January (5 days).
Average snowfall in September
Brier Hill, 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
Brier Hill, NY
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Brier Hill, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 9h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in September
Brier Hill, NY
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (11.1 days).
Average UV index in September
Brier Hill, 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
Brier Hill, NY
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Brier Hill, NY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Brier Hill, New York, USA
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