September weather forecast and climate
Oradell, NJ

September, the first month of the autumn, in Oradell, is still a warm month, with average temperature ranging between min 59.9°F (15.5°C) and max 75.4°F (24.1°C).

Temperature

In September, the average high-temperature slightly decreases, from a warm 82.9°F (28.3°C) in August, to a still moderately hot 75.4°F (24.1°C). In September, in Oradell, the average low-temperature is 59.9°F (15.5°C).

Humidity

In Oradell, New Jersey, the average relative humidity is 73%.

Rainfall

The month with the least rainfall in Oradell is September when the rain falls for 11.6 days and typically collects 1.73" (44mm) of precipitation.

Snowfall

In Oradell snow does not fall in May through October.

Daylight

In Oradell, the average length of the day is 12.4h.

Sunshine

In September, the average sunshine in Oradell, New Jersey, is 8.6h.

UV index

In Oradell, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 4 interpret into the following advice:
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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Oradell?

In September, in Oradell, New Jersey, the average high-temperature is 75.4°F (24.1°C), and the average low-temperature is 59.9°F (15.5°C).

What is the average humidity in September in Oradell?

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

How much does it rain in Oradell in September?

In Oradell, New Jersey, during September, the rain falls for 11.6 days and regularly aggregates up to 1.73" (44mm) of precipitation.

What is the driest month in Oradell?

September is the month with the least rainfall in Oradell. Rain falls for 11.6 days and accumulates 1.73" (44mm) of precipitation.

When it does not snow in Oradell?

May through October are months without snowfall in Oradell, New Jersey.

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

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

How many hours of sunshine does Oradell have in September?

In September, the average sunshine in Oradell is 8.6h.

What is the UV index reading in September in Oradell?

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.
Average temperature in September - Oradell, NJ
  • Average high temperature in September: 24.1°C

The warmest month (with the highest average high temperature) is July (29.4°C).
The month with the lowest average high temperature is January (1.9°C).

  • Average low temperature in September: 15.5°C

The month with the highest average low temperature is July (20°C).
The coldest month (with the lowest average low temperature) is January (-4.4°C).

Average pressure in September - Oradell, NJ
  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is November (1019.4mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

Average wind speed in September - Oradell, NJ
  • Average wind speed in September: 10.1km/h

The windiest months (with the highest average wind speed) are January and March (13.6km/h).
The calmest months (with the lowest average wind speed) are July and August (9.3km/h).

Average humidity in September - Oradell, NJ
  • Average humidity in September: 73%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (68%).

Average rainfall in September - Oradell, NJ
  • Average rainfall in September: 44mm

The wettest month (with the highest rainfall) is December (88mm).
The driest month (with the least rainfall) is September (44mm).

Average rainfall days in September - Oradell, NJ
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8.2 days).

Average snowfall in September - Oradell, NJ
  • Average snowfall in September: 0mm

The month with the highest snowfall is March (78mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September - Oradell, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.9 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Oradell, NJ
  • 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: 8.6h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.6h).

Average sunshine days in September - Oradell, NJ
  • Average sunshine days in September: 16.7 days

Months with the most sunshine days are January and November (18.1 days).
Months with the least sunshine days are April and June (12.7 days).

Average UV index in September - Oradell, NJ
  • 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 - Oradell, NJ
  • Average cloud cover in September: 37

Months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September - Oradell, NJ
  • Average visibility in September: 9km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).