September weather forecast
Lake Katrine, NY

Weather in September

The first month of the autumn, September, is still a warm month in Lake Katrine, New York, with temperature in the range of an average high of 73.4°F (23°C) and an average low of 52.5°F (11.4°C).

Temperature

In September, the average high-temperature marginally drops from 81.3°F (27.4°C) in August to a still warm 73.4°F (23°C). In September, the average low-temperature is 52.5°F (11.4°C).

Humidity

In Lake Katrine, the average relative humidity in September is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.5 days and accumulates 1.5" (38mm) of precipitation.

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 6:21 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:51 am and sunset at 6:40 pm EDT.

Sunshine

In Lake Katrine, the average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index in Lake Katrine is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 4 in September transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Lake Katrine?

In Lake Katrine, New York, in September, the average high-temperature is 73.4°F (23°C), and the average low-temperature is 52.5°F (11.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is estimated at 86°F (30°C).

What is the average humidity in September in Lake Katrine?

In Lake Katrine, the average relative humidity in September is 77%.

What is the driest month in Lake Katrine?

September is the month with the least rainfall in Lake Katrine, New York. Rain falls for 10.5 days and accumulates 1.5" (38mm) of precipitation.

How much does it rain in Lake Katrine in September?

In Lake Katrine, New York, in September, it is raining for 10.5 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Lake Katrine?

June through September are months without snowfall in Lake Katrine.

Does it snow in Lake Katrine in September?

In Lake Katrine, New York, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Lake Katrine have in September?

In Lake Katrine, New York, the average day length in September is 12h and 28min.

When is the sunrise / sunset in September in Lake Katrine?

In September, on the first day of the month, sunrise is at 6:21 am and sunset at 7:30 pm. On the last day of the month, in Lake Katrine, sunrise is at 6:51 am and sunset at 6:40 pm EDT.

How many hours of sunshine does Lake Katrine have in September?

In September, the average sunshine duration is 9h.

How high is the UV index in September in Lake Katrine?

In Lake Katrine, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
Lake Katrine, NY

Average temperature in September - Lake Katrine, NY
  • Average high temperature in September: 73.4°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in September: 52.5°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in September
Lake Katrine, NY

Average pressure in September - Lake Katrine, 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).

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Average wind speed in September
Lake Katrine, NY

Average wind speed in September - Lake Katrine, NY
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in September
Lake Katrine, NY

Average humidity in September - Lake Katrine, NY
  • Average humidity in September: 77%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in September
Lake Katrine, NY

Average rainfall in September - Lake Katrine, NY
  • Average rainfall in September: 1.5"

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

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Average rainfall days in September
Lake Katrine, NY

Average rainfall days in September - Lake Katrine, NY
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is April (16.1 days).
The month with the least rainy days is February (8.6 days).

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Average snowfall in September
Lake Katrine, NY

Average snowfall in September - Lake Katrine, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Lake Katrine, NY

Average snowfall days in September - Lake Katrine, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Lake Katrine, NY

Average daylight in September / Average sunshine in September - Lake Katrine, 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 12min).

  • Average sunshine in September: 9h and 0min

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).

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Average sunshine days in September
Lake Katrine, NY

Average sunshine days in September - Lake Katrine, NY
  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (11.8 days).

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Average UV index in September
Lake Katrine, NY

Average UV index in September - Lake Katrine, NY
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in September
Lake Katrine, NY

Average cloud cover in September - Lake Katrine, NY
  • Average cloud cover in September: 36

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in September
Lake Katrine, NY

Average visibility in September - Lake Katrine, NY
  • Average visibility in September: 5mi

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

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