September weather forecast
Upper Jay, NY

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Weather in September

The first month of the autumn, September, is still a comfortable month in Upper Jay, New York, with an average temperature varying between 48°F (8.9°C) and 67.8°F (19.9°C).

Temperature

September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a warm 74.8°F (23.8°C) in August to a refreshing 67.8°F (19.9°C). Upper Jay records an average low-temperature of 48°F (8.9°C) throughout the month of September.

Humidity

In September, the average relative humidity is 80%.

Rainfall

The month with the least rainfall is September, when the rain falls for 14.5 days and typically collects 1.97" (50mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 30min.
On the first day of September in Upper Jay, sunrise is at 6:18 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:37 pm EDT.

Sunshine

In Upper Jay, the average sunshine in September is 8.7h.

UV index

In Upper Jay, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 3 in September leads to these guidelines:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

Upper Jay in September has an average high-temperature of 67.8°F (19.9°C) and an average low-temperature of 48°F (8.9°C).

What is the average humidity in September?

In Upper Jay, the average relative humidity in September is 80%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 14.5 days and typically collects 1.97" (50mm) of precipitation.

How much does it rain in September?

In Upper Jay, in September, during 14.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September?

The average day length in September is 12h and 30min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:18 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:37 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.7h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Upper Jay, NY

Average temperature in September - Upper Jay, NY
  • Average high temperature in September: 67.8°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in September: 48°F

The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).

Average pressure in September
Upper Jay, NY

Average pressure in September - Upper Jay, 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
Upper Jay, NY

Average wind speed in September - Upper Jay, NY
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
Upper Jay, NY

Average humidity in September - Upper Jay, NY
  • Average humidity in September: 80%

The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is May (76%).

Average rainfall in September
Upper Jay, NY

Average rainfall in September - Upper Jay, NY
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in September
Upper Jay, NY

Average rainfall days in September - Upper Jay, NY
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is June (19.2 days).
The month with the least rainy days is February (8.4 days).

Average snowfall in September
Upper Jay, NY

Average snowfall in September - Upper Jay, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (12.48").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Upper Jay, NY

Average snowfall days in September - Upper Jay, NY
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (21.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Upper Jay, NY

Average daylight in September / Average sunshine in September - Upper Jay, 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: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).

Average sunshine days in September
Upper Jay, NY

Average sunshine days in September - Upper Jay, NY
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (5.6 days).

Average UV index in September
Upper Jay, NY

Average UV index in September - Upper Jay, NY
  • Average UV index in September: 3

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).

Average cloud cover in September
Upper Jay, NY

Average cloud cover in September - Upper Jay, NY
  • Average cloud cover in September: 37

The month with the most cloud cover is February (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in September
Upper Jay, NY

Average visibility in September - Upper Jay, NY
  • Average visibility in September: 5mi

The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).

Upper Jay, New York, USA

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