September weather forecast and climate
West Copake, NY

Weather in September

September, the first month of the autumn, in West Copake, is still a pleasant month, with average temperature varying between 71.6°F (22°C) and 51.4°F (10.8°C).

Temperature

In September, the average high-temperature slightly decreases, from a moderately hot 79.3°F (26.3°C) in August, to a pleasant 71.6°F (22°C). In September, the average low-temperature is 51.4°F (10.8°C).

Humidity

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

Rainfall

In West Copake, in September, it is raining for 11.3 days, with typically 1.61" (41mm) of accumulated precipitation. In West Copake, during the entire year, the rain falls for 139.3 days and collects up to 21.06" (535mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day is 12.5h.

Sunshine

The average sunshine is 8.8h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for 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 West Copake?

In September, the average high-temperature is 71.6°F (22°C), and the average low-temperature is 51.4°F (10.8°C).

What is the average humidity in September in West Copake?

In September, the average relative humidity is 79%.

How much does it rain in West Copake in September?

In September, in West Copake, New York, the rain falls for 11.3 days. Throughout September, 1.61" (41mm) of precipitation is accumulated.

Does it snow in West Copake in September?

In West Copake, New York, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in West Copake?

June through September are months without snowfall.

How many hours of daylight does West Copake have in September?

In September, the average length of the day in West Copake, New York, is 12.5h.

How long on average sun shines in September in West Copake?

In September, the average sunshine in West Copake is 8.8h.

What is the UV index intensity in September in West Copake?

The average daily maximum UV index in September in West Copake, New York, is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in September
West Copake, NY

Average temperature in September - West Copake, NY
  • Average high temperature in September: 71.6°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in September: 51.4°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

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Average pressure in September
West Copake, NY

Average pressure in September - West Copake, NY
  • Average pressure in September: 30.06"

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in September
West Copake, NY

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

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in September
West Copake, NY

Average humidity in September - West Copake, 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%).

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Average rainfall in September
West Copake, NY

Average rainfall in September - West Copake, NY
  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is July (2.64").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days in September
West Copake, NY

Average rainfall days in September - West Copake, NY
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (5.4 days).

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Average snowfall in September
West Copake, NY

Average snowfall in September - West Copake, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.17").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
West Copake, NY

Average snowfall days in September - West Copake, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (10.6 days).
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
West Copake, NY

Average daylight in September / Average sunshine in September - West Copake, NY
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in September: 8.8h

Months with the most sunshine are July and August (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4h).

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Average sunshine days in September
West Copake, NY

Average sunshine days in September - West Copake, NY
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is June (12.1 days).

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Average UV index in September
West Copake, NY

Average UV index in September - West Copake, NY
  • Average UV index in September: 4

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in September
West Copake, NY

Average cloud cover in September - West Copake, NY
  • Average cloud cover in September: 37

The month with the most cloud cover is February (Cloud cover 56).
Months with the least cloud cover are July and August (Cloud cover 35).

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Average visibility in September
West Copake, NY

Average visibility in September - West Copake, NY
  • Average visibility in September: 5mi

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

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