October weather forecast
Dunellen, NJ

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Weather in October

October, like September, in Dunellen, New Jersey, is another enjoyable autumn month, with an average temperature ranging between min 48.6°F (9.2°C) and max 63°F (17.2°C).

Temperature

October brings a minor decrease, with the average high-temperature reducing from a warm 75.4°F (24.1°C) in September to a comfortable 63°F (17.2°C). Dunellen's average low-temperature during October nights is observed to be a frosty 48.6°F (9.2°C).

Humidity

In Dunellen, the average relative humidity in October is 78%.

Rainfall

In October, in Dunellen, New Jersey, the rain falls for 13 days. Throughout October, 2.95" (75mm) of precipitation is accumulated. Throughout the year, in Dunellen, there are 155.4 rainfall days, and 31.18" (792mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows in Dunellen. Throughout October, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 26.7 snowfall days, and 12.68" (322mm) of snow is accumulated.

Daylight

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

Sunshine

In October, the average sunshine in Dunellen is 5.6h.

UV index

The average daily maximum UV index in October in Dunellen, New Jersey, is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 3 in October translates into the following instructions:
Act with care - The need to guard against sun damage is communicated. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Frequently asked questions

What are the temperatures in Dunellen in October?

In October, in Dunellen, the average high-temperature is 63°F (17.2°C), and the average low-temperature is 48.6°F (9.2°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 87.8°F (31°C).

What is the average humidity in October in Dunellen?

In October, the average relative humidity is 78%.

How much does it rain in Dunellen in October?

In Dunellen, in October, during 13 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

When does it start to snow in Dunellen?

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

How many hours of daylight does Dunellen have in October?

The average day length in October in Dunellen is 11h and 7min.

When is the sunrise / sunset in October in Dunellen?

In October, on the first day of the month, sunrise is at 6:55 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 Dunellen have in October?

In October, the average sunshine duration in Dunellen is 5.6h.

What is the UV index reading in October in Dunellen?

The average daily maximum UV index in October in Dunellen is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Dunellen, NJ

Average temperature in October - Dunellen, NJ
  • Average high temperature in October: 63°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in October: 48.6°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

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Average pressure in October
Dunellen, NJ

Average pressure in October - Dunellen, 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
Dunellen, NJ

Average wind speed in October - Dunellen, NJ
  • Average wind speed in October: 7mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in October
Dunellen, NJ

Average humidity in October - Dunellen, NJ
  • Average humidity in October: 78%

The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are April and August (73%).

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Average rainfall in October
Dunellen, NJ

Average rainfall in October - Dunellen, NJ
  • Average rainfall in October: 2.95"

The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in October
Dunellen, NJ

Average rainfall days in October - Dunellen, NJ
  • Average rainfall days in October: 13 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in October
Dunellen, NJ

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

The month with the highest snowfall is March (4.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Dunellen, NJ

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

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Dunellen, 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in October
Dunellen, NJ

Average sunshine days in October - Dunellen, NJ
  • Average sunshine days in October: 16.3 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in October
Dunellen, NJ

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

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 October
Dunellen, NJ

Average cloud cover in October - Dunellen, NJ
  • Average cloud cover in October: 44

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 October
Dunellen, NJ

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

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

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Dunellen, New Jersey, USA

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