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 81.1°F (27.3°C) to a still warm 73.6°F (23.1°C). Throughout September, Somers witnesses a nighttime temperature average of 56.1°F (13.4°C).Humidity
The average relative humidity in September in Somers is 78%.Rainfall
In Somers, in September, it is raining for 12 days, with typically 1.93" (49mm) of accumulated precipitation. Throughout the year, in Somers, there are 150.6 rainfall days, and 29.09" (739mm) of precipitation is accumulated.Snowfall
In Somers, New York, snow does not fall in June through September.Daylight
In September, the average length of the day in Somers, New York, is 12h and 28min.On the first day of the month, sunrise is at 6:22 am and sunset at 7:27 pm. On the last day of September, in Somers, sunrise is at 6:51 am and sunset at 6:38 pm EDT.
Sunshine
The average sunshine in September in Somers is 8.7h.UV index
In Somers, New York, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, a regular UV index of 4 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Direct Sun exposure should be minimized especially during midday when radiation is most intense. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What is the usual temperature for Somers in September?
What is the average humidity in September in Somers?
How much does it rain in Somers in September?
When it does not snow in Somers?
Does it snow in Somers in September?
How many hours of daylight does Somers have in September?
What time are sunrise and sunset in September in Somers?
How many hours of sunshine does Somers have in September?
What is the UV index intensity in September in Somers?
Average temperature in September
Somers, NY
- Average high temperature in September: 73.6°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in September: 56.1°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in September
Somers, 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
Somers, NY
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Somers, NY
- Average humidity in September: 78%
The months with the highest relative humidity are February, October and December (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Somers, NY
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is February (1.73").
Average rainfall days in September
Somers, NY
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is January (7 days).
Average snowfall in September
Somers, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Somers, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Somers, 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 4min
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 36min).
Average sunshine days in September
Somers, NY
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is January (18.5 days).
The month with the least sunshine days is June (12.2 days).
Average UV index in September
Somers, NY
- Average UV index in September: 4
The months with the highest UV index are June 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
Somers, NY
- Average cloud cover in September: 37
The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Somers, NY
- Average visibility in September: 6mi
The months with the highest visibility are January, March, April, July, August, September, October, November and December (6mi).
The months with the lowest visibility are February, May and June (5mi).
Somers, New York, USA
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