September weather forecast
Bayville, NJ

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Weather in September

September, the first month of the autumn in Bayville, is also a moderately hot month, with an average temperature fluctuating between 73.8°F (23.2°C) and 64.4°F (18°C).

Temperature

Bayville observes a small decrease in the average high-temperature with the arrival of September, falling from August's warm 79.9°F (26.6°C) to a still moderately hot 73.8°F (23.2°C). In Bayville, the September nights cool down to an average low of 64.4°F (18°C).

Humidity

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

Rainfall

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

Snowfall

In Bayville, New Jersey, snow does not fall in April through October.

Daylight

In Bayville, the average length of the day in September is 12h and 26min.
On the first day of September in Bayville, 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.

Sunshine

The average sunshine in September in Bayville is 9h.

UV index

The average daily maximum UV index in September in Bayville is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. It's recommended to limit sun exposure when its radiation is at its peak during midday. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What are the temperatures in Bayville in September?

The high-temperature, in September, in Bayville, is 73.8°F (23.2°C), while the low-temperature averages to 64.4°F (18°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is estimated at 86°F (30°C).

What is the average humidity in September in Bayville?

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

How many days does it rain in September in Bayville?

In Bayville, in September, it is raining for 11.7 days, with typically 1.14" (29mm) of accumulated precipitation.

When it does not snow in Bayville?

In Bayville, New Jersey, snow does not fall in April through October.

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

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

When is the sunrise / sunset in September in Bayville?

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

How long on average sun shines in September in Bayville?

In September, the average sunshine duration is 9h.

What is the UV index intensity in September in Bayville?

In September, the average daily maximum UV index in Bayville is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Bayville, NJ

Average temperature in September - Bayville, 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
Bayville, NJ

Average pressure in September - Bayville, 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
Bayville, NJ

Average wind speed in September - Bayville, 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
Bayville, NJ

Average humidity in September - Bayville, 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
Bayville, NJ

Average rainfall in September - Bayville, 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
Bayville, NJ

Average rainfall days in September - Bayville, 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
Bayville, NJ

Average snowfall in September - Bayville, 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
Bayville, NJ

Average snowfall days in September - Bayville, 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
Bayville, NJ

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

Average sunshine days in September - Bayville, 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
Bayville, NJ

Average UV index in September - Bayville, 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
Bayville, NJ

Average cloud cover in September - Bayville, 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
Bayville, NJ

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

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