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 sea temperature 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
A moderate decline in average high-temperatures is noted in September, moving from a warm 78.3°F (25.7°C) in August to a pleasant 72.1°F (22.3°C). In Miller Place, a slight decrease from the daytime peak is noted during the month of September, with an average low-temperature of 64.9°F (18.3°C).Humidity
In Miller Place, the average relative humidity in September is 74%.Rainfall
In Miller Place, during September, the rain falls for 12.6 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, in Miller Place, there are 153 rainfall days, and 35.04" (890mm) of precipitation is accumulated.Snowfall
April, June through November are months without snowfall in Miller Place.Ocean temperature
In Miller Place, the average seawater temperature in September is 69.1°F (20.6°C).Note: Swimming in 69.1°F (20.6°C) does not offer a pleasant experience for most individuals. The act of controlling one's breathing becomes progressively difficult as the water temperature goes under 69.8°F (21°C).
Daylight
The average length of the day in September in Miller Place is 12h and 28min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:24 pm. On the last day of September, in Miller Place, sunrise is at 6:48 am and sunset at 6:35 pm EDT.
Sunshine
The average sunshine in September is 8.9h.UV index
In Miller Place, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 5 in September leads to these guidelines:
Undertake precautions - It is suggested to shield oneself from sunburn. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the usual temperature for Miller Place in September?
What is the average humidity in September in Miller Place?
How much does it rain in Miller Place in September?
When it does not snow in Miller Place?
What is the ocean temperature in September in Miller Place?
How many hours of daylight does Miller Place have in September?
What time are sunrise and sunset in September in Miller Place?
How many hours of sunshine does Miller Place have in September?
What is the UV index intensity in September in Miller Place?
Average temperature in September
Miller Place, NY
- Average high temperature in September: 72.1°F
The warmest months (with the highest average high temperature) are July and August (78.3°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in September: 64.9°F
The months with the highest average low temperature are July and August (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in September
Miller Place, NY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Miller Place, NY
- Average wind speed in September: 10.3mph
The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).
Average humidity in September
Miller Place, NY
- Average humidity in September: 74%
The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).
Average rainfall in September
Miller Place, NY
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is January (2.24").
Average rainfall days in September
Miller Place, NY
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (8 days).
Average snowfall in September
Miller Place, NY
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.17").
The months with the least snowfall are April, June, July, August, September, October and November (0").
Average snowfall days in September
Miller Place, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in September
Miller Place, NY
- Average sea temperature in September: 69.1°F
The best month for swimming (with the highest average sea temperature) is August (73.7°F).
The coldest month (with the lowest average sea temperature) is February (38°F).
Average daylight in September /
Average sunshine in September
Miller Place, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Miller Place, NY
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is August (12.5 days).
Average UV index in September
Miller Place, NY
- Average UV index in September: 5
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 and December (UV index 2).
Average cloud cover in September
Miller Place, NY
- Average cloud cover in September: 33
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Miller Place, 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).
Miller Place, New York, USA
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