October weather forecast and climate
Sewaren, NJ

Weather in October

October, the same as September, is another comfortable autumn month in Sewaren, New Jersey, with average temperature fluctuating between 51.4°F (10.8°C) and 63.5°F (17.5°C).

Temperature

In October, the average high-temperature decreases, from a warm 75°F (23.9°C) in September, to a comfortable 63.5°F (17.5°C). In October, the average low-temperature is 51.4°F (10.8°C).

Humidity

In Sewaren, New Jersey, the average relative humidity in October is 76%.

Rainfall

In Sewaren, during October, the rain falls for 13.4 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Sewaren, during the entire year, the rain falls for 157.5 days and collects up to 31.42" (798mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, in Sewaren, there are 19.5 snowfall days, and 8.35" (212mm) of snow is accumulated.

Ocean temperature

In October, the average ocean temperature in Sewaren is 63.1°F (17.3°C).
Note: Swimming in 63.1°F (17.3°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

Daylight

The average length of the day in Sewaren, New Jersey, is 11.1h.

Sunshine

In Sewaren, the average sunshine is 5.7h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV rays for the average person.
Note: In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in October in Sewaren?

In October, the average relative humidity is 76%.

How many days does it rain in October in Sewaren?

In Sewaren, in October, it is raining for 13.4 days, with typically 2.83" (72mm) of accumulated precipitation.

When does it start to snow in Sewaren?

October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow.

How cold is the water in October in Sewaren?

In October, the average ocean temperature in Sewaren, New Jersey, is 63.1°F (17.3°C). For most, swimming in 63.1°F (17.3°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does Sewaren have in October?

The average length of the day in October in Sewaren is 11.1h.

How long on average sun shines in October in Sewaren?

In October, the average sunshine in Sewaren, New Jersey, is 5.7h.

What is the UV index reading in October in Sewaren?

In Sewaren, New Jersey, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.

Average temperature in October
Sewaren, NJ

Average temperature in October - Sewaren, NJ
  • Average high temperature in October: 63.5°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in October: 51.4°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

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Average pressure in October
Sewaren, NJ

Average pressure in October - Sewaren, NJ
  • Average pressure in October: 30.02"

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in October
Sewaren, NJ

Average wind speed in October - Sewaren, NJ
  • Average wind speed in October: 8.7mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in October
Sewaren, NJ

Average humidity in October - Sewaren, NJ
  • Average humidity in October: 76%

Months with the highest relative humidity are February and May (77%).
Months with the lowest relative humidity are March, April, August and November (73%).

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Average rainfall in October
Sewaren, NJ

Average rainfall in October - Sewaren, NJ
  • Average rainfall in October: 2.83"

The wettest months (with the highest rainfall) are July and December (3.31").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in October
Sewaren, NJ

Average rainfall days in October - Sewaren, NJ
  • Average rainfall days in October: 13.4 days

The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in October
Sewaren, NJ

Average snowfall in October - Sewaren, NJ
  • Average snowfall in October: 0.12"

The month with the highest snowfall is March (3.39").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Sewaren, NJ

Average snowfall days in October - Sewaren, NJ
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (5.8 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in October
Sewaren, NJ

Average sea temperature in October - Sewaren, NJ
  • Average sea temperature in October: 63°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

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Average daylight in October /
Average sunshine in October
Sewaren, NJ

Average daylight in October / Average sunshine in October - Sewaren, NJ
  • Average daylight in October: 11.1h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in October: 5.7h

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days in October
Sewaren, NJ

Average sunshine days in October - Sewaren, NJ
  • Average sunshine days in October: 15.9 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (12.2 days).

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Average UV index in October
Sewaren, NJ

Average UV index in October - Sewaren, NJ
  • Average UV index in October: 3

Months with the highest UV index are June, July and August (UV index 6).
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
Sewaren, NJ

Average cloud cover in October - Sewaren, NJ
  • Average cloud cover in October: 41

Months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in October
Sewaren, NJ

Average visibility in October - Sewaren, NJ
  • Average visibility in October: 6mi

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

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