September weather forecast
Brookside, NJ

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Weather in September

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

Temperature

Brookside's progression into September involves a gentle drop in the average high-temperature, from a moderately hot 81.9°F (27.7°C) in August to a still warm 75°F (23.9°C). Brookside throughout September, experiences an average nighttime temperature of 57.2°F (14°C).

Humidity

In September, the average relative humidity is 77%.

Rainfall

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

Snowfall

In Brookside, snow does not fall in June through October.

Daylight

In September, the average length of the day in Brookside is 12h and 27min.
On the first day of the month, sunrise is at 6:25 am and sunset at 7:30 pm. On the last day of September, in Brookside, sunrise is at 6:54 am and sunset at 6:41 pm EDT.

Sunshine

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

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What is the usual temperature for Brookside in September?

September temperatures 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. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in August is evaluated at 87.8°F (31°C).

What is the average humidity in September in Brookside?

In September, the average relative humidity is 77%.

What is the driest month in Brookside?

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

How much does it rain in Brookside in September?

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

When it does not snow in Brookside?

June through October are months without snowfall in Brookside, New Jersey.

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

The average day length in September in Brookside, New Jersey, is 12h and 27min.

What time are sunrise and sunset in September in Brookside?

On the first day of September in Brookside, New Jersey, sunrise is at 6:25 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:41 pm EDT.

How long on average sun shines in September in Brookside?

In September, the average sunshine duration is 8.6h.

How high is the UV index in September in Brookside?

In Brookside, New Jersey, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Brookside, NJ

Average temperature in September - Brookside, 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
Brookside, NJ

Average pressure in September - Brookside, 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
Brookside, NJ

Average wind speed in September - Brookside, 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
Brookside, NJ

Average humidity in September - Brookside, 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
Brookside, NJ

Average rainfall in September - Brookside, 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
Brookside, NJ

Average rainfall days in September - Brookside, 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
Brookside, NJ

Average snowfall in September - Brookside, 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
Brookside, NJ

Average snowfall days in September - Brookside, 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
Brookside, NJ

Average daylight in September / Average sunshine in September - Brookside, 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 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
Brookside, NJ

Average sunshine days in September - Brookside, 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
Brookside, NJ

Average UV index in September - Brookside, 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
Brookside, NJ

Average cloud cover in September - Brookside, 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
Brookside, NJ

Average visibility in September - Brookside, 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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Brookside, New Jersey, USA

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