September weather forecast
Rensselaerville, NY

Share

Weather in September

The first month of the autumn, September, is still a pleasant month in Rensselaerville, New York, with an average temperature fluctuating between 48.6°F (9.2°C) and 69.4°F (20.8°C).

Temperature

September's arrival signals a moderate reduction in the average high-temperature, easing from a warm 76.1°F (24.5°C) in August to a pleasant 69.4°F (20.8°C). Rensselaerville, during September, witnesses an average low-temperature of 48.6°F (9.2°C).

Humidity

In September, the average relative humidity is 81%.

Rainfall

In Rensselaerville, during September, the rain falls for 13.5 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, in Rensselaerville, there are 170.7 rainfall days, and 33.62" (854mm) of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 29min.
On the first day of September in Rensselaerville, sunrise is at 6:22 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:39 pm EDT.

Sunshine

The average sunshine in September in Rensselaerville, New York, is 8.3h.

UV index

In Rensselaerville, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
[Resources]

Frequently asked questions

What is the average September temperature in Rensselaerville?

The high-temperature in Rensselaerville, New York, during September is 69.4°F (20.8°C) and the low-temperature is 48.6°F (9.2°C).

What is the average humidity in September in Rensselaerville?

In September, the average relative humidity in Rensselaerville, New York, is 81%.

How much does it rain in Rensselaerville in September?

In September, the rain falls for 13.5 days. Throughout September, 2.24" (57mm) of precipitation is accumulated.

When it does not snow in Rensselaerville?

In Rensselaerville, New York, snow does not fall in June through September.

Does it snow in Rensselaerville in September?

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

How many hours of daylight does Rensselaerville have in September?

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

When is the sunrise / sunset in September in Rensselaerville?

In September, on the first day of the month, sunrise is at 6:22 am and sunset at 7:30 pm. On the last day of the month, in Rensselaerville, sunrise is at 6:53 am and sunset at 6:39 pm EDT.

How long on average sun shines in September in Rensselaerville?

The average sunshine duration in September is 8.3h.

What is the UV index reading in September in Rensselaerville?

In Rensselaerville, New York, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe 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
Rensselaerville, NY

Average temperature in September - Rensselaerville, NY
  • Average high temperature in September: 69.4°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.1°F).

  • Average low temperature in September: 48.6°F

The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

[Resources]

Average pressure in September
Rensselaerville, NY

Average pressure in September - Rensselaerville, 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 (29.93"Hg).

[Resources]

Average wind speed in September
Rensselaerville, NY

Average wind speed in September - Rensselaerville, NY
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

[Resources]

Average humidity in September
Rensselaerville, NY

Average humidity in September - Rensselaerville, NY
  • Average humidity in September: 81%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is April (78%).

[Resources]

Average rainfall in September
Rensselaerville, NY

Average rainfall in September - Rensselaerville, NY
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is August (3.74").
The driest months (with the least rainfall) are January and February (2.13").

[Resources]

Average rainfall days in September
Rensselaerville, NY

Average rainfall days in September - Rensselaerville, NY
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is January (8.1 days).

[Resources]

Average snowfall in September
Rensselaerville, NY

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

The month with the highest snowfall is February (9.57").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in September
Rensselaerville, NY

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

The month with the highest number of snowfall days is January (19 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
Rensselaerville, NY

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).

[Resources]

Average sunshine days in September
Rensselaerville, NY

Average sunshine days in September - Rensselaerville, NY
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (6.3 days).

[Resources]

Average UV index in September
Rensselaerville, NY

Average UV index in September - Rensselaerville, 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 November and December (UV index 1).

[Resources]

Average cloud cover in September
Rensselaerville, NY

Average cloud cover in September - Rensselaerville, NY
  • Average cloud cover in September: 42

The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 39).

[Resources]

Average visibility in September
Rensselaerville, NY

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

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

[Resources]

Rensselaerville, New York, USA

Weather forecast for your location

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