September weather forecast
Mantoloking, NJ

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Weather in September

The first month of the autumn, September, is also an agreeable month in Mantoloking, New Jersey, with an average temperature fluctuating between 65.3°F (18.5°C) and 72.7°F (22.6°C).

Temperature

As September arrives, Mantoloking's weather displays a minor decrease in high-temperatures, transitioning from August's moderately hot 78.6°F (25.9°C) to an agreeable 72.7°F (22.6°C). The temperature during September experiences a small drop from daytime peaks, recording an average of 65.3°F (18.5°C) at night.

Humidity

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

Rainfall

In September, in Mantoloking, New Jersey, the rain falls for 12 days. Throughout September, 1.46" (37mm) of precipitation is accumulated. Throughout the year, there are 132 rainfall days, and 17.17" (436mm) of precipitation is accumulated.

Snowfall

In Mantoloking, snow does not fall in April through October.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:27 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:39 pm EDT.

Sunshine

The average sunshine in September in Mantoloking is 9h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 5 in September translates into this advice:
Take necessary precautions - Suggestions to elude sunburn are provided. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the temperature in September in Mantoloking?

September temperatures in Mantoloking vary between a high-temperature of 72.7°F (22.6°C) and a low-temperature of 65.3°F (18.5°C).

What is the average humidity in September in Mantoloking?

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

How much does it rain in Mantoloking in September?

In Mantoloking, New Jersey, during September, the rain falls for 12 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When it does not snow in Mantoloking?

In Mantoloking, snow does not fall in April through October.

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

In September, the average day length in Mantoloking, New Jersey, is 12h and 26min.

What time are sunrise and sunset in September in Mantoloking?

In September, on the first day of the month, sunrise is at 6:24 am and sunset at 7:27 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 Mantoloking?

The average sunshine duration in September in Mantoloking, New Jersey, is 9h.

What is the UV index reading in September in Mantoloking?

In Mantoloking, New Jersey, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
Mantoloking, NJ

Average temperature in September - Mantoloking, NJ
  • Average high temperature in September: 72.7°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in September: 65.3°F

The months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in September
Mantoloking, NJ

Average pressure in September - Mantoloking, 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
Mantoloking, NJ

Average wind speed in September - Mantoloking, NJ
  • Average wind speed in September: 9.9mph

The windiest month (with the highest average wind speed) is January (13.2mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).

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Average humidity in September
Mantoloking, NJ

Average humidity in September - Mantoloking, 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 and November (74%).

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Average rainfall in September
Mantoloking, NJ

Average rainfall in September - Mantoloking, NJ
  • Average rainfall in September: 1.46"

The wettest month (with the highest rainfall) is July (2.24").
The driest month (with the least rainfall) is January (0.83").

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Average rainfall days in September
Mantoloking, NJ

Average rainfall days in September - Mantoloking, NJ
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (6.7 days).

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Average snowfall in September
Mantoloking, NJ

Average snowfall in September - Mantoloking, 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
Mantoloking, NJ

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

The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

Average sunshine days in September - Mantoloking, NJ
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (13.7 days).

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Average UV index in September
Mantoloking, NJ

Average UV index in September - Mantoloking, 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
Mantoloking, NJ

Average cloud cover in September - Mantoloking, NJ
  • Average cloud cover in September: 33

The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in September
Mantoloking, NJ

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

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