September weather forecast
Osborn Mills, NJ

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Weather in September

September, the first month of the autumn in Osborn Mills, is still a warm month, with an average temperature varying between 75°F (23.9°C) and 57.2°F (14°C).

Temperature

A mild shift in the average high-temperature occurs in September, reducing from a warm 81.9°F (27.7°C) in August to a still moderately hot 75°F (23.9°C). During the month of September, the temperature in Osborn Mills generally drops to a low average of 57.2°F (14°C).

Humidity

In September, the average relative humidity in Osborn Mills is 77%.

Rainfall

The month with the least rainfall is September, when the rain falls for 13.2 days and typically collects 1.57" (40mm) of precipitation.

Snowfall

June through October are months without snowfall in Osborn Mills.

Daylight

In September, the average length of the day in Osborn Mills is 12h and 27min.
On the first day of September, sunrise is at 6:25 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:41 pm EDT.

Sunshine

In Osborn Mills, the average sunshine in September is 8.6h.

UV index

The average daily maximum UV index in September in Osborn Mills is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the maximum UV index of 4 translates into these guidelines:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What is the temperature in September in Osborn Mills?

September temperatures in Osborn Mills vary between a high-temperature of 75°F (23.9°C) and a low-temperature of 57.2°F (14°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is estimated at 87.8°F (31°C).

What is the average humidity in September in Osborn Mills?

The average relative humidity in September in Osborn Mills, New Jersey, is 77%.

What is the driest month in Osborn Mills?

September is the month with the least rainfall. Rain falls for 13.2 days and accumulates 1.57" (40mm) of precipitation.

How much does it rain in Osborn Mills in September?

In Osborn Mills, New Jersey, in September, it is raining for 13.2 days, with typically 1.57" (40mm) of accumulated precipitation.

When it does not snow in Osborn Mills?

June through October are months without snowfall in Osborn Mills.

What is the average length of the day in September in Osborn Mills?

In September, the average day length in Osborn Mills, New Jersey, is 12h and 27min.

When is the sunrise / sunset in September in Osborn Mills?

In September, on the first day of the month, sunrise is at 6:25 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:41 pm EDT.

How many hours of sunshine does Osborn Mills have in September?

In Osborn Mills, New Jersey, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in Osborn Mills?

In Osborn Mills, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
Osborn Mills, NJ

Average temperature in September - Osborn Mills, NJ
  • Average high temperature in September: 75°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in September
Osborn Mills, NJ

Average pressure in September - Osborn Mills, NJ
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Osborn Mills, NJ

Average wind speed in September - Osborn Mills, NJ
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in September
Osborn Mills, NJ

Average humidity in September - Osborn Mills, NJ
  • Average humidity in September: 77%

The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in September
Osborn Mills, NJ

Average rainfall in September - Osborn Mills, NJ
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is July (3.11").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in September
Osborn Mills, NJ

Average rainfall days in September - Osborn Mills, NJ
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in September
Osborn Mills, NJ

Average snowfall in September - Osborn Mills, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Osborn Mills, NJ

Average snowfall days in September - Osborn Mills, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Osborn Mills, NJ

Average daylight in September / Average sunshine in September - Osborn Mills, NJ
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in September
Osborn Mills, NJ

Average sunshine days in September - Osborn Mills, NJ
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (11.2 days).

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Average UV index in September
Osborn Mills, NJ

Average UV index in September - Osborn Mills, NJ
  • 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
Osborn Mills, NJ

Average cloud cover in September - Osborn Mills, NJ
  • Average cloud cover in September: 40

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in September
Osborn Mills, NJ

Average visibility in September - Osborn Mills, NJ
  • Average visibility in September: 5mi

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

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Osborn Mills, New Jersey, USA

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