September weather forecast and climate
Yonkers, NY

Weather in September

September, the first month of the autumn, in Yonkers, is still a warm month, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 75.2°F (24°C).

Temperature

In Yonkers, the average high-temperature in September marginally drops, from 82.6°F (28.1°C) in August, to a still warm 75.2°F (24°C). The average low-temperature, in September, is 60.8°F (16°C).

Humidity

In Yonkers, the average relative humidity in September is 73%.

Rainfall

September is the month with the least rainfall in Yonkers. Rain falls for 8.1 days and accumulates 0.39" (10mm) of precipitation.

Snowfall

May through November are months without snowfall.

Daylight

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

Sunshine

The average sunshine is 8.8h.

UV index

In Yonkers, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. 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.
[Resources]

FAQ

What is the average humidity in September in Yonkers?

In September, the average relative humidity is 73%.

What is the driest month in Yonkers?

September is the month with the least rainfall. Rain falls for 8.1 days and accumulates 0.39" (10mm) of precipitation.

How many days does it rain in September in Yonkers?

In Yonkers, in September, it is raining for 8.1 days, with typically 0.39" (10mm) of accumulated precipitation.

When it does not snow in Yonkers?

May through November are months without snowfall in Yonkers.

How many hours of daylight does Yonkers have in September?

In Yonkers, the average length of the day in September is 12.4h.

How many hours of sunshine does Yonkers have in September?

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

How high is the UV index in September in Yonkers?

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

Average temperature in September
Yonkers, NY

Average temperature in September - Yonkers, NY
  • Average high temperature in September: 75.2°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in September: 60.8°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25°F).

[Resources]

Average pressure in September
Yonkers, NY

Average pressure in September - Yonkers, 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").

[Resources]

Average wind speed in September
Yonkers, NY

Average wind speed in September - Yonkers, NY
  • Average wind speed in September: 6.7mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

[Resources]

Average humidity in September
Yonkers, NY

Average humidity in September - Yonkers, NY
  • Average humidity in September: 73%

Months with the highest relative humidity are February and December (76%).
The month with the lowest relative humidity is August (69%).

[Resources]

Average rainfall in September
Yonkers, NY

Average rainfall in September - Yonkers, NY
  • Average rainfall in September: 0.39"

The wettest month (with the highest rainfall) is July (0.98").
The driest month (with the least rainfall) is September (0.39").

[Resources]

Average rainfall days in September
Yonkers, NY

Average rainfall days in September - Yonkers, NY
  • Average rainfall days in September: 8.1 days

The month with the highest number of rainy days is May (11.4 days).
The month with the least rainy days is January (5.4 days).

[Resources]

Average snowfall in September
Yonkers, NY

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

The month with the highest snowfall is December (0.35").
Months with the least snowfall are May, June, July, August, September, October and November (0").

[Resources]

Average snowfall days in September
Yonkers, NY

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

Months with the highest number of snowfall days are January and February (3.3 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Yonkers, NY

Average daylight in September / Average sunshine in September - Yonkers, 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).

[Resources]

Average sunshine days in September
Yonkers, NY

Average sunshine days in September - Yonkers, NY
  • Average sunshine days in September: 19.3 days

The month with the most sunshine days is January (22.5 days).
Months with the least sunshine days are May and June (15.9 days).

[Resources]

Average UV index in September
Yonkers, NY

Average UV index in September - Yonkers, 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).

[Resources]

Average cloud cover in September
Yonkers, NY

Average cloud cover in September - Yonkers, NY
  • Average cloud cover in September: 35

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).

[Resources]

Average visibility in September
Yonkers, NY

Average visibility in September - Yonkers, 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location