September weather forecast
Airmont, NY

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Weather in September

September, the first month of the autumn in Airmont, is still a warm month, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 74.8°F (23.8°C).

Temperature

The transition to September results in a modest reduction in average high-temperature, moving from a moderately hot 82.4°F (28°C) in August to a still warm 74.8°F (23.8°C). During the month of September, Airmont experiences a steady low-temperature average of 56.8°F (13.8°C).

Humidity

The average relative humidity in September is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 11 days and accumulates 1.34" (34mm) of precipitation.

Snowfall

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

Daylight

In Airmont, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:23 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, an average UV index of 4 transforms into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

In September, the average high-temperature and low-temperature are 74.8°F (23.8°C) and 56.8°F (13.8°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 87.8°F (31°C).

What is the average humidity in September?

In Airmont, the average relative humidity in September is 76%.

What is the driest month in Airmont?

The month with the least rainfall is September, when the rain falls for 11 days and typically collects 1.34" (34mm) of precipitation.

How much does it rain in September?

In September, in Airmont, the rain falls for 11 days. Throughout September, 1.34" (34mm) of precipitation is accumulated.

When it does not snow in Airmont?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Airmont have in September?

In September, the average day length is 12h and 28min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:23 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm EDT.

How many hours of sunshine does Airmont have in September?

The average sunshine duration in September is 8.7h.

How high is the UV index in September?

In Airmont, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
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
Airmont, NY

Average temperature in September - Airmont, NY
  • Average high temperature in September: 74.8°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 (34.3°F).

  • Average low temperature in September: 56.8°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

Average pressure in September
Airmont, NY

Average pressure in September - Airmont, 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
Airmont, NY

Average wind speed in September - Airmont, NY
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Airmont, NY

Average humidity in September - Airmont, NY
  • Average humidity in September: 76%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is April (72%).

Average rainfall in September
Airmont, NY

Average rainfall in September - Airmont, NY
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is December (2.68").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in September
Airmont, NY

Average rainfall days in September - Airmont, NY
  • Average rainfall days in September: 11 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in September
Airmont, NY

Average snowfall in September - Airmont, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.91").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Airmont, NY

Average snowfall days in September - Airmont, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Airmont, 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 30min).

Average sunshine days in September
Airmont, NY

Average sunshine days in September - Airmont, NY
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in September
Airmont, NY

Average UV index in September - Airmont, 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
Airmont, NY

Average cloud cover in September - Airmont, NY
  • Average cloud cover in September: 38

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September
Airmont, NY

Average visibility in September - Airmont, NY
  • Average visibility in September: 6mi

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

Airmont, New York, USA

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