September weather forecast
Basking Ridge, NJ

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Basking Ridge, New Jersey, with temperature in the range of an average low of 57.2°F (14°C) and an average high of 75°F (23.9°C).

Temperature

September signifies a gentle decline in Basking Ridge's average high-temperature, easing from 81.9°F (27.7°C) in August to a still moderately hot 75°F (23.9°C). Basking Ridge sees an average low-temperature of 57.2°F (14°C) during September.

Humidity

The average relative humidity in September is 77%.

Rainfall

The month with the least rainfall in Basking Ridge is September, when the rain falls for 13.2 days and typically collects 1.57" (40mm) of precipitation.

Snowfall

June through October are months without snowfall in Basking Ridge.

Daylight

The average length of the day in September in Basking Ridge is 12h and 27min.
On the first day of September, sunrise is at 6:25 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:41 pm EDT.

Sunshine

In Basking Ridge, the average sunshine in September is 8.6h.

UV index

The average daily maximum UV index in September in Basking Ridge is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the UV index of 4 transforms into the following advice:
Take precautions - Protection against sun damage is advised. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the temperature in September in Basking Ridge?

The high-temperature, in September, in Basking Ridge, is 75°F (23.9°C), while the low-temperature averages to 57.2°F (14°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in September in Basking Ridge?

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

What is the driest month in Basking Ridge?

The month with the least rainfall in Basking Ridge is September, when the rain falls for 13.2 days and typically collects 1.57" (40mm) of precipitation.

How many days does it rain in September in Basking Ridge?

In September, in Basking Ridge, New Jersey, the rain falls for 13.2 days. Throughout September, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in Basking Ridge?

June through October are months without snowfall in Basking Ridge, New Jersey.

What is the average length of the day in September in Basking Ridge?

The average day length in September in Basking Ridge is 12h and 27min.

When are sunrise and sunset in September in Basking Ridge?

On the first day of September in Basking Ridge, New Jersey, sunrise is at 6:25 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:41 pm EDT.

How long on average sun shines in September in Basking Ridge?

In Basking Ridge, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in Basking Ridge?

The average daily maximum UV index in September in Basking Ridge, New Jersey, is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
Basking Ridge, NJ

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

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in September
Basking Ridge, NJ

Average pressure in September - Basking Ridge, 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).

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Average wind speed in September
Basking Ridge, NJ

Average wind speed in September - Basking Ridge, NJ
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in September
Basking Ridge, NJ

Average humidity in September - Basking Ridge, NJ
  • Average humidity in September: 77%

The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in September
Basking Ridge, NJ

Average rainfall in September - Basking Ridge, NJ
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is July (3.11").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in September
Basking Ridge, NJ

Average rainfall days in September - Basking Ridge, NJ
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in September
Basking Ridge, NJ

Average snowfall in September - Basking Ridge, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Basking Ridge, NJ

Average snowfall days in September - Basking Ridge, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Basking Ridge, NJ

Average daylight in September / Average sunshine in September - Basking Ridge, NJ
  • Average daylight in September: 12h and 3min

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 4min

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).

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Average sunshine days in September
Basking Ridge, NJ

Average sunshine days in September - Basking Ridge, NJ
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (11.2 days).

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Average UV index in September
Basking Ridge, NJ

Average UV index in September - Basking Ridge, NJ
  • Average UV index in September: 4

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
Basking Ridge, NJ

Average cloud cover in September - Basking Ridge, NJ
  • Average cloud cover in September: 40

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in September
Basking Ridge, NJ

Average visibility in September - Basking Ridge, NJ
  • Average visibility in September: 5mi

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

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Basking Ridge, New Jersey, USA

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