September weather forecast
Weehawken, NJ

Weather in September

September, the first month of the autumn in Weehawken, is also a moderately hot month, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 61.7°F (16.5°C).

Temperature

In Weehawken, New Jersey, the average high-temperature in September marginally drops from 82°F (27.8°C) in August to a still warm 75°F (23.9°C). In Weehawken, the average low-temperature is 61.7°F (16.5°C).

Humidity

In September, the average relative humidity is 73%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 2.2" (56mm) of precipitation.

Snowfall

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

Ocean temperature

In September, the average ocean temperature in Weehawken is 70.2°F (21.2°C).
Note: For swimming, a surface water temperature of 70.2°F (21.2°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).

Daylight

In Weehawken, the average length of the day in September is 12h and 27min.
On the first day of September, sunrise is at 6:23 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:40 pm EDT.

Sunshine

The average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index in Weehawken is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in September in Weehawken?

In Weehawken, in September, the average high-temperature is 75°F (23.9°C), and the average low-temperature is 61.7°F (16.5°C). in August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the average humidity in September in Weehawken?

In Weehawken, New Jersey, the average relative humidity in September is 73%.

What is the driest month in Weehawken?

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 2.2" (56mm) of precipitation.

How many days does it rain in September in Weehawken?

In Weehawken, New Jersey, in September, during 12.5 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

When it does not snow in Weehawken?

May through October are months without snowfall in Weehawken.

How cold is the water in September in Weehawken?

In September, the average ocean temperature in Weehawken is 70.2°F (21.2°C). For swimming, a surface water temperature of 70.2°F (21.2°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).

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

In Weehawken, New Jersey, the average day length in September is 12h and 27min.

What time are sunrise and sunset in September in Weehawken?

In September, on the first day of the month, sunrise is at 6:23 am and sunset at 7:28 pm. On the last day of the month, in Weehawken, New Jersey, sunrise is at 6:51 am and sunset at 6:40 pm EDT.

How many hours of sunshine does Weehawken have in September?

The average sunshine duration in September is 8.9h.

How high is the UV index in September in Weehawken?

In September, the average daily maximum UV index in Weehawken, New Jersey, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Weehawken, NJ

Average temperature in September - Weehawken, NJ
  • Average high temperature in September: 75°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in September: 61.7°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in September
Weehawken, NJ

Average pressure in September - Weehawken, 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).

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Average wind speed in September
Weehawken, NJ

Average wind speed in September - Weehawken, NJ
  • Average wind speed in September: 7.1mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in September
Weehawken, NJ

Average humidity in September - Weehawken, NJ
  • Average humidity in September: 73%

The months with the highest relative humidity are February and December (76%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in September
Weehawken, NJ

Average rainfall in September - Weehawken, NJ
  • Average rainfall in September: 2.2"

The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is September (2.2").

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Average rainfall days in September
Weehawken, NJ

Average rainfall days in September - Weehawken, NJ
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (9 days).

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Average snowfall in September
Weehawken, NJ

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

The month with the highest snowfall is March (3.86").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Weehawken, NJ

Average snowfall days in September - Weehawken, 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).

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Average sea temperature in September
Weehawken, NJ

Average sea temperature in September - Weehawken, NJ
  • Average sea temperature in September: 70.1°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

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

Average daylight in September / Average sunshine in September - Weehawken, NJ
  • Average daylight in September: 12h and 27min

The month with the longest days is June (Average daylight: 15h and 3min).
The month with the shortest days is December (Average daylight: 9h and 19min).

  • Average sunshine in September: 8h and 54min

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 48min).

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Average sunshine days in September
Weehawken, NJ

Average sunshine days in September - Weehawken, NJ
  • Average sunshine days in September: 15 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is June (11.7 days).

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Average UV index in September
Weehawken, NJ

Average UV index in September - Weehawken, 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, March, November and December (UV index 2).

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Average cloud cover in September
Weehawken, NJ

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

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in September
Weehawken, NJ

Average visibility in September - Weehawken, 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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