September weather forecast
Surf City, NJ

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Weather in September

September, the first month of the autumn in Surf City, is still a pleasant month, with an average temperature varying between 66°F (18.9°C) and 73°F (22.8°C).

Temperature

September reveals a small adjustment in temperature, transitioning from an average high of a moderately hot 78.6°F (25.9°C) in August to a pleasant 73°F (22.8°C). September notes an average low temperature of 66°F (18.9°C) in Surf City, subtly down from the daytime highs.

Humidity

In Surf City, New Jersey, the average relative humidity in September is 77%.

Rainfall

January and September are months with the least rain in Surf City when the rain falls for 8.8 days and typically aggregates up to 0.67" (17mm) of rain.

Snowfall

In Surf City, New Jersey, snow does not fall in April through November.

Ocean temperature

In September, the average ocean temperature in Surf City is 71.2°F (21.8°C).
Note: For the majority, swimming in water with a temperature of 71.2°F (21.8°C) is not enjoyable. The difficulty in managing breathing rises as the temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

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 Surf City, sunrise is at 6:52 am and sunset at 6:40 pm EDT.

Sunshine

In September, the average sunshine in Surf City, New Jersey, is 9.3h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the UV index of 5 transforms into the following advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Heads up! Sand and water reflection magnifies the UV exposure from the Sun.
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Frequently asked questions

What are September temperatures in Surf City?

The high-temperature, in September, in Surf City, records 73°F (22.8°C), while the low-temperature is 66°F (18.9°C).

What is the average humidity in September in Surf City?

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

What is the driest month in Surf City?

The months with the least rainfall in Surf City, New Jersey, are January and September Rain falls for 8.8 days and accumulates 0.67" (17mm) of rain.

How many days does it rain in September in Surf City?

In Surf City, New Jersey, in September, during 8.8 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

When it does not snow in Surf City?

In Surf City, snow does not fall in April through November.

What is the ocean temperature in September in Surf City?

In Surf City, the average seawater temperature in September is 71.2°F (21.8°C). For swimming, a surface water temperature of 71.2°F (21.8°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Surf City have in September?

In September, the average day length in Surf City is 12h and 26min.

When are sunrise and sunset in September in Surf City?

In September, on the first day of the month, sunrise is at 6:25 am and sunset at 7:27 pm. On the last day of the month, in Surf City, sunrise is at 6:52 am and sunset at 6:40 pm EDT.

How many hours of sunshine does Surf City have in September?

The average sunshine duration in September is 9.3h.

What is the UV index reading in September in Surf City?

In Surf City, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Surf City, NJ

Average temperature in September - Surf City, NJ
  • Average high temperature in September: 73°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in September: 66°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).

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Average pressure in September
Surf City, NJ

Average pressure in September - Surf City, NJ
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Surf City, NJ

Average wind speed in September - Surf City, NJ
  • Average wind speed in September: 10.4mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is August (9mph).

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Average humidity in September
Surf City, NJ

Average humidity in September - Surf City, NJ
  • Average humidity in September: 77%

The months with the highest relative humidity are May and June (81%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in September
Surf City, NJ

Average rainfall in September - Surf City, NJ
  • Average rainfall in September: 0.67"

The wettest months (with the highest rainfall) are July and December (1.14").
The driest months (with the least rainfall) are January and September (0.67").

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Average rainfall days in September
Surf City, NJ

Average rainfall days in September - Surf City, NJ
  • Average rainfall days in September: 8.8 days

The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is November (6.7 days).

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Average snowfall in September
Surf City, NJ

Average snowfall in September - Surf City, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.94").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Surf City, NJ

Average snowfall days in September - Surf City, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in September
Surf City, NJ

Average sea temperature in September - Surf City, NJ
  • Average sea temperature in September: 71.2°F

The best month for swimming (with the highest average sea temperature) is August (75.8°F).
The coldest month (with the lowest average sea temperature) is February (40.8°F).

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Average daylight in September /
Average sunshine in September
Surf City, NJ

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in September
Surf City, NJ

Average sunshine days in September - Surf City, NJ
  • Average sunshine days in September: 18.9 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is July (15.2 days).

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Average UV index in September
Surf City, NJ

Average UV index in September - Surf City, 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 and December (UV index 2).

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Average cloud cover in September
Surf City, NJ

Average cloud cover in September - Surf City, NJ
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 26).

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Average visibility in September
Surf City, NJ

Average visibility in September - Surf City, 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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Surf City, New Jersey, USA

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