September weather forecast
Millville, NJ

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Weather in September

September, the first month of the autumn in Millville, is also a moderately hot month, with temperature in the range of an average low of 62.8°F (17.1°C) and an average high of 76.1°F (24.5°C).

Temperature

The average high-temperature shows a slight dip in September, from August's 82°F (27.8°C) to a still warm 76.1°F (24.5°C). In the month of September, the temperature in Millville, New Jersey, generally rests at an average low of 62.8°F (17.1°C).

Humidity

The months with the highest humidity are May, June and September, with an average relative humidity of 79%.

Rainfall

In Millville, in September, it is raining for 11.5 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, there are 152.3 rainfall days, and 27.01" (686mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of September in Millville, sunrise is at 6:29 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:43 pm EDT.

Sunshine

In Millville, New Jersey, the average sunshine in September is 9.2h.

UV index

In September, the average daily maximum UV index in Millville, New Jersey, is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 5 during September leads to these advisories:
Guard yourself - Precautionary measures against sun damage are advocated. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What is the average September temperature in Millville?

During September, Millville experiences an average high-temperature of 76.1°F (24.5°C) and a low-temperature of 62.8°F (17.1°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is computed to be 87.8°F (31°C).

What is the most humid month in Millville?

May, June and September, with an average relative humidity of 79%, are most humid months in Millville, New Jersey.

What is the average humidity in September in Millville?

In Millville, New Jersey, the average relative humidity in September is 79%.

How much does it rain in Millville in September?

In Millville, New Jersey, in September, during 11.5 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When it does not snow in Millville?

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

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

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

What time are sunrise and sunset in September in Millville?

In September, on the first day of the month, sunrise is at 6:29 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:43 pm EDT.

How long on average sun shines in September in Millville?

In Millville, the average sunshine duration in September is 9.2h.

What is the UV index intensity in September in Millville?

In Millville, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents 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
Millville, NJ

Average temperature in September - Millville, NJ
  • Average high temperature in September: 76.1°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in September: 62.8°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

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Average pressure in September
Millville, NJ

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Millville, NJ

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

The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in September
Millville, NJ

Average humidity in September - Millville, NJ
  • Average humidity in September: 79%

The months with the highest relative humidity are May, June and September (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in September
Millville, NJ

Average rainfall in September - Millville, NJ
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is December (2.76").
The driest month (with the least rainfall) is January (1.61").

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Average rainfall days in September
Millville, NJ

Average rainfall days in September - Millville, NJ
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in September
Millville, NJ

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

The month with the highest snowfall is March (2.48").
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
Millville, NJ

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

The month with the highest number of snowfall days is January (4.2 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
Millville, NJ

Average daylight in September / Average sunshine in September - Millville, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in September
Millville, NJ

Average sunshine days in September - Millville, NJ
  • Average sunshine days in September: 16.6 days

The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and July (13.1 days).

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Average UV index in September
Millville, NJ

Average UV index in September - Millville, NJ
  • Average UV index in September: 5

The months with the highest UV index are May, 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
Millville, NJ

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

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in September
Millville, NJ

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

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