September weather forecast
Glenmont, NY

Share

Weather in September

The first month of the autumn, September, is still a pleasant month in Glenmont, New York, with an average temperature fluctuating between 50.5°F (10.3°C) and 71.2°F (21.8°C).

Temperature

September witnesses a gentle descent in average high-temperature, descending from August's moderately hot 79.2°F (26.2°C) to an agreeable 71.2°F (21.8°C). September brings with it a nighttime average temperature of 50.5°F (10.3°C).

Humidity

In Glenmont, the average relative humidity in September is 79%.

Rainfall

In Glenmont, in September, during 11.6 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. In Glenmont, during the entire year, the rain falls for 151.6 days and collects up to 28.78" (731mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 29min.
On the first day of the month, sunrise is at 6:20 am and sunset at 7:28 pm. On the last day of September, in Glenmont, New York, sunrise is at 6:51 am and sunset at 6:37 pm EDT.

Sunshine

In Glenmont, the average sunshine in September is 8.9h.

UV index

The average daily maximum UV index in September in Glenmont is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 3 in September translates into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
[Resources]

Frequently asked questions

What are September temperatures in Glenmont?

In September, in Glenmont, the average high-temperature is 71.2°F (21.8°C), and the average low-temperature is 50.5°F (10.3°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 86°F (30°C).

What is the average humidity in September in Glenmont?

In Glenmont, New York, the average relative humidity in September is 79%.

How many days does it rain in September in Glenmont?

In September, in Glenmont, New York, the rain falls for 11.6 days. Throughout September, 2.2" (56mm) of precipitation is accumulated.

When it does not snow in Glenmont?

June through September are months without snowfall.

Does it snow in Glenmont in September?

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

How many hours of daylight does Glenmont have in September?

In Glenmont, the average day length in September is 12h and 29min.

When is the sunrise / sunset in September in Glenmont?

In September, on the first day of the month, sunrise is at 6:20 am and sunset at 7:28 pm. On the last day of the month, in Glenmont, New York, sunrise is at 6:51 am and sunset at 6:37 pm EDT.

How long on average sun shines in September in Glenmont?

The average sunshine duration in September in Glenmont, New York, is 8.9h.

How high is the UV index in September in Glenmont?

In Glenmont, New York, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes 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
Glenmont, NY

Average temperature in September - Glenmont, NY
  • Average high temperature in September: 71.2°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in September: 50.5°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

[Resources]

Average pressure in September
Glenmont, NY

Average pressure in September - Glenmont, NY
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

[Resources]

Average wind speed in September
Glenmont, NY

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

The windiest months (with the highest average wind speed) are January, February and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

[Resources]

Average humidity in September
Glenmont, NY

Average humidity in September - Glenmont, NY
  • Average humidity in September: 79%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (75%).

[Resources]

Average rainfall in September
Glenmont, NY

Average rainfall in September - Glenmont, NY
  • Average rainfall in September: 2.2"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is January (1.61").

[Resources]

Average rainfall days in September
Glenmont, NY

Average rainfall days in September - Glenmont, NY
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is February (7.1 days).

[Resources]

Average snowfall in September
Glenmont, NY

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

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in September
Glenmont, NY

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

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in September / Average sunshine in September - Glenmont, NY
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 8h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

[Resources]

Average sunshine days in September
Glenmont, NY

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

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (11.4 days).

[Resources]

Average UV index in September
Glenmont, NY

Average UV index in September - Glenmont, NY
  • Average UV index in September: 3

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

[Resources]

Average cloud cover in September
Glenmont, NY

Average cloud cover in September - Glenmont, NY
  • Average cloud cover in September: 36

The month with the most cloud cover is February (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 34).

[Resources]

Average visibility in September
Glenmont, NY

Average visibility in September - Glenmont, NY
  • Average visibility in September: 5mi

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

[Resources]

Glenmont, New York, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location