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 arrival of September corresponds with a light shift in temperature, down from a warm 82.6°F (28.1°C) in August to a still moderately hot 75.2°F (24°C). Throughout the month of September, Elmsford expects an average low of 59.5°F (15.3°C).Humidity
The average relative humidity in September is 74%.Rainfall
In Elmsford, during September, the rain falls for 11.5 days and regularly aggregates up to 1.02" (26mm) of precipitation. Throughout the year, there are 132.4 rainfall days, and 15.63" (397mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In Elmsford, the average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 6:22 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:38 pm EDT.
Sunshine
In September, the average sunshine in Elmsford is 8.8h.UV index
In Elmsford, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Ensure safety - Imperative it is to shield skin and eyes from damage. When the Sun is at its strongest around midday, find shade and limit exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What is the average September temperature in Elmsford?
What is the average humidity in September in Elmsford?
How much does it rain in Elmsford in September?
When it does not snow in Elmsford?
Does it snow in Elmsford in September?
How many hours of daylight does Elmsford have in September?
What time are sunrise and sunset in September in Elmsford?
How many hours of sunshine does Elmsford have in September?
How high is the UV index in September in Elmsford?
Average temperature in September
Elmsford, NY
- Average high temperature in September: 75.2°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in September: 59.5°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in September
Elmsford, NY
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Elmsford, NY
- Average wind speed in September: 6.2mph
The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).
Average humidity in September
Elmsford, NY
- Average humidity in September: 74%
The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Elmsford, NY
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is July (2.01").
The driest month (with the least rainfall) is February (0.83").
Average rainfall days in September
Elmsford, NY
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in September
Elmsford, NY
- Average snowfall in September: 0"
The month with the highest snowfall is March (1.65").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Elmsford, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Elmsford, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Elmsford, NY
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.8 days).
Average UV index in September
Elmsford, NY
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Elmsford, NY
- Average cloud cover in September: 35
The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Elmsford, NY
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Elmsford, New York, USA
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