September weather forecast
Rivercrest Manor, NJ

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Weather in September

The first month of the autumn, September, is still a warm month in Rivercrest Manor, New Jersey, with an average temperature ranging between max 73.8°F (23.2°C) and min 64.4°F (18°C).

Temperature

The start of September signals a gentle decrease in the average high-temperature, transitioning from 79.9°F (26.6°C) in August to a still moderately hot 73.8°F (23.2°C). In September, Rivercrest Manor reports a consistent average low-temperature of 64.4°F (18°C) during the nights.

Humidity

In September, the average relative humidity is 77%.

Rainfall

In September, in Rivercrest Manor, the rain falls for 11.7 days. Throughout September, 1.14" (29mm) of precipitation is accumulated. In Rivercrest Manor, during the entire year, the rain falls for 129.4 days and collects up to 15.31" (389mm) of precipitation.

Snowfall

In Rivercrest Manor, snow does not fall in April through October.

Daylight

In Rivercrest Manor, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:25 am and sunset at 7:27 pm. On the last day of September, in Rivercrest Manor, sunrise is at 6:52 am and sunset at 6:40 pm EDT.

Sunshine

In Rivercrest Manor, New Jersey, the average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index in Rivercrest Manor, New Jersey, is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high daily UV index of 5 during September translates into the following directions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What is the temperature in September in Rivercrest Manor?

The average high-temperature and low-temperature in Rivercrest Manor, New Jersey, during September are 73.8°F (23.2°C) and 64.4°F (18°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 86°F (30°C).

What is the average humidity in September in Rivercrest Manor?

The average relative humidity in September is 77%.

How much does it rain in Rivercrest Manor in September?

In September, in Rivercrest Manor, New Jersey, the rain falls for 11.7 days. Throughout September, 1.14" (29mm) of precipitation is accumulated.

When it does not snow in Rivercrest Manor?

April through October are months without snowfall.

How many hours of daylight does Rivercrest Manor have in September?

In Rivercrest Manor, the average day length in September is 12h and 26min.

When are sunrise and sunset in September in Rivercrest Manor?

On the first day of September in Rivercrest Manor, New Jersey, sunrise is at 6:25 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:40 pm EDT.

How long on average sun shines in September in Rivercrest Manor?

In Rivercrest Manor, New Jersey, the average sunshine duration in September is 9h.

How high is the UV index in September in Rivercrest Manor?

The average daily maximum UV index in September in Rivercrest Manor is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from 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
Rivercrest Manor, NJ

Average temperature in September - Rivercrest Manor, NJ
  • Average high temperature in September: 73.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in September: 64.4°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in September
Rivercrest Manor, NJ

Average pressure in September - Rivercrest Manor, NJ
  • Average pressure in September: 30.05"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
Rivercrest Manor, NJ

Average wind speed in September - Rivercrest Manor, NJ
  • Average wind speed in September: 9mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

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Average humidity in September
Rivercrest Manor, NJ

Average humidity in September - Rivercrest Manor, NJ
  • Average humidity in September: 77%

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January, March and November (74%).

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Average rainfall in September
Rivercrest Manor, NJ

Average rainfall in September - Rivercrest Manor, NJ
  • Average rainfall in September: 1.14"

The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in September
Rivercrest Manor, NJ

Average rainfall days in September - Rivercrest Manor, NJ
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall in September
Rivercrest Manor, NJ

Average snowfall in September - Rivercrest Manor, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is December (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Rivercrest Manor, NJ

Average snowfall days in September - Rivercrest Manor, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Rivercrest Manor, NJ

Average daylight in September / Average sunshine in September - Rivercrest Manor, NJ
  • Average daylight in September: 12h and 2min

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 24min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in September
Rivercrest Manor, NJ

Average sunshine days in September - Rivercrest Manor, NJ
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (13.9 days).

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Average UV index in September
Rivercrest Manor, NJ

Average UV index in September - Rivercrest Manor, NJ
  • Average UV index in September: 5

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, November and December (UV index 2).

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Average cloud cover in September
Rivercrest Manor, NJ

Average cloud cover in September - Rivercrest Manor, NJ
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in September
Rivercrest Manor, NJ

Average visibility in September - Rivercrest Manor, 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).

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Rivercrest Manor, New Jersey, USA

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