September weather forecast
White Plains, NY

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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

Weather in September

As September in White Plains unfolds, so does the transition from summer temperatures of 73.9°F (23.3°C) to the cooler embrace of the upcoming fall season. September weather invites the harvest season, with colors slowly changing, revealing picturesque landscapes. The winding down daylight hours suggest the impending end of summer. Although slightly cooler evenings require warmer clothing, the days remain pleasantly sunny. The balanced weather of September induces the perfect blend of summer's end and fall's inception.

Temperature

With the arrival of September, White Plains notices a mild change in the average high-temperature, sliding from August's warm 81.1°F (27.3°C) to a still moderately hot 73.9°F (23.3°C). Throughout the month of September, White Plains sees a steady low-temperature average of 60.6°F (15.9°C).

Humidity

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

Rainfall

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

Snowfall

May through October are months without snowfall in White Plains.

Daylight

In September, the average length of the day in White Plains is 12h and 28min.
On the first day of the month, sunrise is at 6:22 am and sunset at 7:27 pm. On the last day of September, sunrise is at 6:51 am and sunset at 6:38 pm EDT.

Sunshine

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

UV index

The average daily maximum UV index in September in White Plains is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 during September translates into the following guidance:
Exercise prevention - Precautions against solar damage are endorsed. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What are September temperatures 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). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 84.2°F (29°C).

What is the average humidity in September in White Plains?

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

What is the driest month in White Plains?

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

How much does it rain in White Plains in September?

In White Plains, during September, the rain falls for 12.6 days and regularly aggregates up to 2.2" (56mm) of precipitation.

When it does not snow in White Plains?

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

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

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

When is the sunrise / sunset in September in White Plains?

In September, on the first day of the month, sunrise is at 6:22 am and sunset at 7:27 pm. On the last day of the month, in White Plains, sunrise is at 6:51 am and sunset at 6:38 pm EDT.

How long on average sun shines in September in White Plains?

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

How high is the UV index in September in White Plains?

In September, the average daily maximum UV index in White Plains, New York, is 4. A UV Index of 3 to 5 symbolizes a medium health risk from 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
White Plains, NY

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).

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Average pressure in September
White Plains, NY

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

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

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Average wind speed in September
White Plains, NY

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).

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Average humidity in September
White Plains, NY

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

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

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Average rainfall in September
White Plains, NY

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").

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Average rainfall days in September
White Plains, NY

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).

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Average snowfall in September
White Plains, NY

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

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

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Average snowfall days in September
White Plains, NY

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).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
White Plains, NY

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in September
White Plains, NY

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).

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Average UV index in September
White Plains, NY

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

The months with the highest UV index are June, July and August (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
White Plains, NY

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

The 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).

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Average visibility in September
White Plains, NY

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

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

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White Plains, New York, USA

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