September weather forecast
Lyndhurst, NJ

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Lyndhurst, New Jersey, with temperature in the range of an average low of 60.1°F (15.6°C) and an average high of 75.4°F (24.1°C).

Temperature

The advent of September brings a subtle shift in temperature, with the average high moving from 82°F (27.8°C) in August to a still warm 75.4°F (24.1°C). Lyndhurst, during the month of September, experiences an average low-temperature of 60.1°F (15.6°C).

Humidity

In September, the average relative humidity is 74%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.2 days and accumulates 1.77" (45mm) of precipitation.

Snowfall

In Lyndhurst, snow does not fall in May through October.

Daylight

In Lyndhurst, the average length of the day in September is 12h and 27min.
On the first day of September, sunrise is at 6:24 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm EDT.

Sunshine

The average sunshine in September in Lyndhurst is 8.9h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

In Lyndhurst, in September, the average high-temperature is 75.4°F (24.1°C), and the average low-temperature is 60.1°F (15.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is evaluated at 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 74%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.2 days and accumulates 1.77" (45mm) of precipitation.

How many days does it rain in September?

In Lyndhurst, during September, the rain falls for 13.2 days and regularly aggregates up to 1.77" (45mm) of precipitation.

When it does not snow?

In Lyndhurst, snow does not fall in May through October.

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

The average day length in September in Lyndhurst is 12h and 27min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:24 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.9h.

How high is the UV index in September?

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk from unsafe 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
Lyndhurst, NJ

Average temperature in September - Lyndhurst, NJ
  • Average high temperature in September: 75.4°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 (35.6°F).

  • Average low temperature in September: 60.1°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in September
Lyndhurst, NJ

Average pressure in September - Lyndhurst, NJ
  • 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).

Average wind speed in September
Lyndhurst, NJ

Average wind speed in September - Lyndhurst, NJ
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in September
Lyndhurst, NJ

Average humidity in September - Lyndhurst, NJ
  • Average humidity in September: 74%

The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is August (71%).

Average rainfall in September
Lyndhurst, NJ

Average rainfall in September - Lyndhurst, NJ
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is July (3.15").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in September
Lyndhurst, NJ

Average rainfall days in September - Lyndhurst, NJ
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is August (17 days).
The month with the least rainy days is January (8.9 days).

Average snowfall in September
Lyndhurst, NJ

Average snowfall in September - Lyndhurst, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Lyndhurst, NJ

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

The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Lyndhurst, NJ

Average daylight in September / Average sunshine in September - Lyndhurst, NJ
  • 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).

Average sunshine days in September
Lyndhurst, NJ

Average sunshine days in September - Lyndhurst, NJ
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in September
Lyndhurst, NJ

Average UV index in September - Lyndhurst, 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).

Average cloud cover in September
Lyndhurst, NJ

Average cloud cover in September - Lyndhurst, NJ
  • Average cloud cover in September: 35

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Lyndhurst, NJ

Average visibility in September - Lyndhurst, NJ
  • 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).

Lyndhurst, New Jersey, USA

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