October weather forecast
South River, NJ

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Weather in October

October, like September, in South River, New Jersey, is another enjoyable autumn month, with an average temperature varying between 50.7°F (10.4°C) and 63.7°F (17.6°C).

Temperature

As September transitions into October, South River sees a drop in the average high-temperature, transitioning from a warm 75.4°F (24.1°C) to an enjoyable 63.7°F (17.6°C). Throughout the nights in October, South River experiences an average low-temperature of 50.7°F (10.4°C).

Humidity

The months with the highest humidity are February, May, October and December, with an average relative humidity of 77%.

Rainfall

In South River, in October, during 12.3 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. Throughout the year, in South River, New Jersey, there are 154 rainfall days, and 30.75" (781mm) of precipitation is accumulated.

Snowfall

In South River, snow does not fall in May through October.

Daylight

In October, the average length of the day is 11h and 7min.
On the first day of October, sunrise is at 6:54 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:55 pm EDT.

Sunshine

In October, the average sunshine in South River is 5.7h.

UV index

In South River, New Jersey, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In October, the maximum UV index of 3 suggests this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What is the average October temperature in South River?

An average high-temperature, in October, in South River, is 63.7°F (17.6°C) and the average low-temperature is 50.7°F (10.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 87.8°F (31°C).

What is the most humid month in South River?

The months with the highest humidity in South River, New Jersey, are February, May, October and December, with an average relative humidity of 77%.

What is the average humidity in October in South River?

In October, the average relative humidity in South River is 77%.

How much does it rain in South River in October?

In South River, in October, during 12.3 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

When it does not snow in South River?

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

Does it snow in South River in October?

In South River, New Jersey, in October, it doesn't snow. In November, it regularly snows.

What is the average length of the day in October in South River?

In South River, New Jersey, the average day length in October is 11h and 7min.

When is the sunrise / sunset in October in South River?

In October, on the first day of the month, sunrise is at 6:54 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:55 pm EDT.

How many hours of sunshine does South River have in October?

In South River, New Jersey, the average sunshine duration in October is 5.7h.

What is the UV index intensity in October in South River?

In South River, New Jersey, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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 October
South River, NJ

Average temperature in October - South River, NJ
  • Average high temperature in October: 63.7°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in October: 50.7°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in October
South River, NJ

Average pressure in October - South River, NJ
  • Average pressure in October: 30.02"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 October
South River, NJ

Average wind speed in October - South River, NJ
  • Average wind speed in October: 8.1mph

The windiest months (with the highest average wind speed) are January and March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in October
South River, NJ

Average humidity in October - South River, NJ
  • Average humidity in October: 77%

The months with the highest relative humidity are February, May, October and December (77%).
The months with the lowest relative humidity are April and August (73%).

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Average rainfall in October
South River, NJ

Average rainfall in October - South River, NJ
  • Average rainfall in October: 2.48"

The wettest month (with the highest rainfall) is July (3.58").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in October
South River, NJ

Average rainfall days in October - South River, NJ
  • Average rainfall days in October: 12.3 days

The month with the highest number of rainy days is July (17.4 days).
The months with the least rainy days are January and November (8.5 days).

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Average snowfall in October
South River, NJ

Average snowfall in October - South River, NJ
  • Average snowfall in October: 0"

The month with the highest snowfall is March (3.82").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
South River, NJ

Average snowfall days in October - South River, NJ
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is February (5.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
South River, NJ

Average daylight in October / Average sunshine in October - South River, NJ
  • Average daylight in October: 11h and 1min

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 October: 5h and 4min

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 42min).

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Average sunshine days in October
South River, NJ

Average sunshine days in October - South River, NJ
  • Average sunshine days in October: 16.9 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (10.5 days).

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Average UV index in October
South River, NJ

Average UV index in October - South River, NJ
  • Average UV index in October: 3

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).

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Average cloud cover in October
South River, NJ

Average cloud cover in October - South River, NJ
  • Average cloud cover in October: 41

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

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Average visibility in October
South River, NJ

Average visibility in October - South River, NJ
  • Average visibility in October: 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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South River, New Jersey, USA

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