September weather forecast and climate
Wyckoff, NY

The first month of the autumn, September, is also an agreeable month in Wyckoff, New York, with average temperature ranging between min 51.6°F (10.9°C) and max 70.5°F (21.4°C).

Temperature

In Wyckoff, the average high-temperature in September slightly decreases, from a warm 76.6°F (24.8°C) in August, to a pleasant 70.5°F (21.4°C). In Wyckoff, the average low-temperature is 51.6°F (10.9°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

Months with the least rainfall in Wyckoff are January and September Rain falls for 9.5 days and accumulates 0.67" (17mm) of rain.

Snowfall

In Wyckoff snow does not fall in June through September.

Daylight

In September, the average length of the day is 12.5h.

Sunshine

In Wyckoff, the average sunshine is 8.8h.

UV index

The average daily maximum UV index in Wyckoff is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: In September, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. 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 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.

What is the temperature in September in Wyckoff?

In Wyckoff, New York, in September, the average high-temperature is 70.5°F (21.4°C), and the average low-temperature is 51.6°F (10.9°C).

What is the average humidity in September in Wyckoff?

In Wyckoff, New York, the average relative humidity in September is 80%.

How many days does it rain in September in Wyckoff?

In Wyckoff, in September, during 9.5 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

What is the driest month in Wyckoff?

January and September are months with the least rain in Wyckoff, New York, when the rain falls for 9.5 days and typically aggregates up to 0.67" (17mm) of rain.

Does it snow in Wyckoff in September?

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

When it does not snow in Wyckoff?

June through September are months without snowfall in Wyckoff, New York.

What is the average length of the day in September in Wyckoff?

The average length of the day in September is 12.5h.

How long on average sun shines in September in Wyckoff?

In September, the average sunshine in Wyckoff, New York, is 8.8h.

How high is the UV index in September in Wyckoff?

In September, the average daily maximum UV index in Wyckoff, New York, is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Wyckoff, NY
  • Average high temperature in September: 70.5°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in September: 51.6°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

Average pressure in September - Wyckoff, 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").

Average wind speed in September - Wyckoff, NY
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is July (6mph).

Average humidity in September - Wyckoff, NY
  • Average humidity in September: 80%

The month with the highest relative humidity is February (87%).
Months with the lowest relative humidity are April and May (79%).

Average rainfall in September - Wyckoff, NY
  • Average rainfall in September: 0.67"

The wettest months (with the highest rainfall) are May and June (1.22").
The driest months (with the least rainfall) are January and September (0.67").

Average rainfall days in September - Wyckoff, NY
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is January (3.9 days).

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

The month with the highest snowfall is February (3.07").
Months with the least snowfall are June, July, August and September (0").

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

The month with the highest number of snowfall days is February (14.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in September: 8.8h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 2.5h).

Average sunshine days in September - Wyckoff, NY
  • Average sunshine days in September: 18.5 days

The month with the most sunshine days is September (18.5 days).
The month with the least sunshine days is February (12.7 days).

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

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

Average cloud cover in September - Wyckoff, NY
  • Average cloud cover in September: 37

The month with the most cloud cover is February (Cloud cover 74).
Months with the least cloud cover are July and August (Cloud cover 34).

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

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