September weather forecast and climate
White Plains, NY

Yellow rays from the setting sun shining upon the buildings in White Plain, New York
Yellow rays from the setting sun shining upon the buildings in White Plain, New York
September, the first month of the autumn, in White Plains, is still a warm month, with temperature in the range of an average high of 73.9°F (23.3°C) and an average low of 60.6°F (15.9°C).

Temperature

In White Plains, the average high-temperature in September marginally drops, from 81.1°F (27.3°C) in August, to a still moderately hot 73.9°F (23.3°C). In White Plains, the average low-temperature is 60.6°F (15.9°C).

Humidity

In September, the average relative humidity in White Plains, New York, is 74%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.6 days and accumulates 2.2" (56mm) of precipitation.

Snowfall

In White Plains, New York, snow does not fall in May through October.

Daylight

In White Plains, the average length of the day is 12.4h.

Sunshine

The average sunshine in White Plains is 8.8h.

UV index

In September, the average daily maximum UV index in White Plains is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for average individuals.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in September in White Plains?

In White Plains, in September, the average high-temperature is 73.9°F (23.3°C), and the average low-temperature is 60.6°F (15.9°C).

What is the average humidity in September in White Plains?

In September, the average relative humidity is 74%.

How many days does it rain in September in White Plains?

In White Plains, New York, in September, during 12.6 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

What is the driest month in White Plains?

The month with the least rainfall in White Plains, New York, is September when the rain falls for 12.6 days and typically collects 2.2" (56mm) of precipitation.

When it does not snow in White Plains?

May through October are months without snowfall in White Plains, New York.

What is the average length of the day in September in White Plains?

In September, the average length of the day in White Plains, New York, is 12.4h.

How many hours of sunshine does White Plains have in September?

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

What is the UV index reading in September in White Plains?

The average daily maximum UV index in September in White Plains, New York, is 4. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in September - White Plains, NY
  • Average high temperature in September: 73.9°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in September: 60.6°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in September - White Plains, NY
  • Average pressure in September: 30.05"

The month with the highest atmospheric pressure is November (30.1").
The month with the lowest atmospheric pressure is June (29.93").

Average wind speed in September - White Plains, NY
  • Average wind speed in September: 6.8mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is July (6mph).

Average humidity in September - White Plains, NY
  • Average humidity in September: 74%

Months with the highest relative humidity are February and December (76%).
Months with the lowest relative humidity are April and August (71%).

Average rainfall in September - White Plains, NY
  • Average rainfall in September: 2.2"

The wettest month (with the highest rainfall) is December (3.98").
The driest month (with the least rainfall) is September (2.2").

Average rainfall days in September - White Plains, NY
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is January (8.1 days).

Average snowfall in September - White Plains, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.78").
Months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September - White Plains, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.7 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - White Plains, NY
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in September: 8.8h

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average sunshine days in September - White Plains, NY
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in September - White Plains, NY
  • Average UV index in September: 4

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

Average cloud cover in September - White Plains, NY
  • Average cloud cover in September: 34

Months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September - White Plains, NY
  • Average visibility in September: 6mi

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