September weather forecast
Richland, NJ

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Weather in September

September, the first month of the autumn in Richland, is also a moderately hot month, with an average temperature varying between 76.1°F (24.5°C) and 61.5°F (16.4°C).

Temperature

Richland's September weather shows a modest shift in high-temperatures, falling from August's 82.6°F (28.1°C) to a still moderately hot 76.1°F (24.5°C). September sees the temperature falling to a mean low of 61.5°F (16.4°C).

Humidity

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

Rainfall

In Richland, New Jersey, in September, during 9.4 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Richland, during the entire year, the rain falls for 119.7 days and collects up to 15" (381mm) of precipitation.

Snowfall

May through October are months without snowfall in Richland, New Jersey.

Daylight

In Richland, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:43 pm EDT.

Sunshine

In September, the average sunshine in Richland is 8.9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 5 suggests this advice:
Guard yourself - Avoiding sunburn is suggested. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What are the temperatures in Richland in September?

In Richland, 76.1°F (24.5°C) is the average high-temperature and 61.5°F (16.4°C) is the average low-temperature during September. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 89.6°F (32°C).

What are the most humid months in Richland?

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

What is the average humidity in September in Richland?

In Richland, the average relative humidity in September is 79%.

How many days does it rain in September in Richland?

In Richland, New Jersey, in September, during 9.4 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When it does not snow in Richland?

May through October are months without snowfall in Richland, New Jersey.

How many hours of daylight does Richland have in September?

The average day length in September in Richland, New Jersey, is 12h and 26min.

What time are sunrise and sunset in September in Richland?

On the first day of September in Richland, sunrise is at 6:28 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 Richland?

The average sunshine duration in September in Richland is 8.9h.

What is the UV index intensity in September in Richland?

In Richland, New Jersey, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from 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
Richland, NJ

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

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in September: 61.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in September
Richland, NJ

Average pressure in September - Richland, NJ
  • Average pressure in September: 30.05"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
Richland, NJ

Average wind speed in September - Richland, NJ
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in September
Richland, NJ

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

The months with the highest relative humidity are June, September and October (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in September
Richland, NJ

Average rainfall in September - Richland, NJ
  • Average rainfall in September: 1.1"

The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is January (0.75").

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Average rainfall days in September
Richland, NJ

Average rainfall days in September - Richland, NJ
  • Average rainfall days in September: 9.4 days

The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in September
Richland, NJ

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

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Richland, NJ

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

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Richland, 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: 8h and 5min

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
Richland, NJ

Average sunshine days in September - Richland, NJ
  • Average sunshine days in September: 18.4 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.8 days).

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Average UV index in September
Richland, NJ

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

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Average cloud cover in September
Richland, NJ

Average cloud cover in September - Richland, NJ
  • Average cloud cover in September: 37

The months with the most cloud cover are February and March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 31).

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Average visibility in September
Richland, NJ

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

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