September weather forecast
Reaville, NJ

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Weather in September

The first month of the autumn, September, is still a warm month in Reaville, New Jersey, with an average temperature ranging between max 75.4°F (24.1°C) and min 57.2°F (14°C).

Temperature

Reaville's progression into September involves a gentle drop in the average high-temperature, from a warm 82°F (27.8°C) in August to a still moderately hot 75.4°F (24.1°C). Reaville's nighttime temperature during September is consistently averaged at a refreshing 57.2°F (14°C).

Humidity

In Reaville, the average relative humidity in September is 78%.

Rainfall

September is the month with the least rainfall. Rain falls for 8.5 days and accumulates 0.63" (16mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

In Reaville, the average length of the day in September is 12h and 27min.
On the first day of September, sunrise is at 6:27 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:42 pm EDT.

Sunshine

In Reaville, New Jersey, the average sunshine in September is 8.5h.

UV index

In Reaville, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 4 in September translates into this advice:
Act with care - The suggestion to avoid sunburn is emphasized. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. 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.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September in Reaville?

During September, Reaville experiences an average high-temperature of 75.4°F (24.1°C) and a low-temperature of 57.2°F (14°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 78%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 8.5 days and accumulates 0.63" (16mm) of precipitation.

How much does it rain in September?

In Reaville, in September, during 8.5 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.

When it does not snow?

In Reaville, snow does not fall in June through October.

What is the average length of the day in September?

In September, the average day length is 12h and 27min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:27 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:42 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration in Reaville is 8.5h.

How high is the UV index in September?

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Reaville, NJ

Average temperature in September - Reaville, NJ
  • Average high temperature in September: 75.4°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in September
Reaville, NJ

Average pressure in September - Reaville, NJ
  • Average pressure in September: 30.06"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).

Average wind speed in September
Reaville, NJ

Average wind speed in September - Reaville, NJ
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in September
Reaville, NJ

Average humidity in September - Reaville, NJ
  • Average humidity in September: 78%

The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (75%).

Average rainfall in September
Reaville, NJ

Average rainfall in September - Reaville, NJ
  • Average rainfall in September: 0.63"

The wettest month (with the highest rainfall) is July (1.46").
The driest month (with the least rainfall) is September (0.63").

Average rainfall days in September
Reaville, NJ

Average rainfall days in September - Reaville, NJ
  • Average rainfall days in September: 8.5 days

The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is January (5.5 days).

Average snowfall in September
Reaville, NJ

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

The month with the highest snowfall is March (1.1").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Reaville, NJ

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

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Reaville, 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 18min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in September
Reaville, NJ

Average sunshine days in September - Reaville, NJ
  • Average sunshine days in September: 19.5 days

The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is June (15.6 days).

Average UV index in September
Reaville, NJ

Average UV index in September - Reaville, NJ
  • Average UV index in September: 4

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, March, November and December (UV index 2).

Average cloud cover in September
Reaville, NJ

Average cloud cover in September - Reaville, NJ
  • Average cloud cover in September: 40

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in September
Reaville, NJ

Average visibility in September - Reaville, NJ
  • Average visibility in September: 5mi

The months with the highest visibility are January, February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are May, September and October (5mi).

Reaville, New Jersey, USA

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