September weather forecastCrotonville, NY

September

Weather in September

The first month of the autumn, September, is still a warm month in Crotonville, New York, with an average temperature ranging between max 74.7°F (23.7°C) and min 58.3°F (14.6°C).

Temperature

September heralds a minor drop in average high-temperature, sliding from August's warm 82°F (27.8°C) to a still moderately hot 74.7°F (23.7°C). In the month of September, Crotonville experiences an average low-temperature of 58.3°F (14.6°C).

Humidity

The average relative humidity in September is 75%.

Rainfall

In September, the rain falls for 12.5 days. Throughout September, 1.61" (41mm) of precipitation is accumulated. Throughout the year, there are 144.6 rainfall days, and 25.51" (648mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day 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, sunrise is at 6:51 am and sunset at 6:38 pm EDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

The high-temperature during September is 74.7°F (23.7°C) and the low-temperature is 58.3°F (14.6°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 87.8°F (31°C).

The average relative humidity in September is 75%.

In Crotonville, in September, during 12.5 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

In Crotonville, snow does not fall in June through September.

In Crotonville, in September, it doesn't snow. In October, it regularly snows.

In September, the average day length 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.

In Crotonville, the average sunshine duration in September is 8.8h.

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Crotonville, NY

  • Average high temperature in September: 74.7°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in September: 58.3°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in September
Crotonville, 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
Crotonville, NY

  • Average wind speed in September: 5.8mph

The windiest months (with the highest average wind speed) are January and March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in September
Crotonville, NY

  • Average humidity in September: 75%

The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are April, July and August (72%).

Average rainfall in September
Crotonville, NY

  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is February (1.5").

Average rainfall days in September
Crotonville, NY

  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6 days).

Average snowfall in September
Crotonville, NY

  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.31").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Crotonville, NY

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Crotonville, NY

  • Average daylight in September: 12h and 30min

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 48min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in September
Crotonville, NY

  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (20 days).
The months with the least sunshine days are June and July (12.3 days).

Average UV index in September
Crotonville, 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
Crotonville, 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
Crotonville, NY

  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).