October weather forecast
Monmouth Junction, NJ

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Weather in October

October, the same as September, is another refreshing autumn month in Monmouth Junction, New Jersey, with temperature in the range of an average high of 63.9°F (17.7°C) and an average low of 49.1°F (9.5°C).

Temperature

With the beginning of October, the average high-temperature shows a decrease, transitioning from a moderately hot 75.7°F (24.3°C) in September to a comfortable 63.9°F (17.7°C). Throughout October nights, Monmouth Junction experiences a consistent temperature average of 49.1°F (9.5°C).

Humidity

October is the most humid month, with an average relative humidity of 79%.

Rainfall

In Monmouth Junction, during October, the rain falls for 9.3 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Monmouth Junction, during the entire year, the rain falls for 119.3 days and collects up to 12.72" (323mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

In Monmouth Junction, the average length of the day in October is 11h and 7min.
On the first day of October, 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.

Sunshine

The average sunshine in October 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 threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In October, the average maximum UV index of 3 translates into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in October?

Monmouth Junction in October has an average high-temperature of 63.9°F (17.7°C) and an average low-temperature of 49.1°F (9.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is appraised at 89.6°F (32°C).

What is the most humid month?

October is the most humid month, with an average relative humidity of 79%.

What is the average humidity in October?

In Monmouth Junction, the average relative humidity in October is 79%.

How many days does it rain in October?

In Monmouth Junction, during October, the rain falls for 9.3 days and regularly aggregates up to 1.02" (26mm) of precipitation.

When it does not snow in Monmouth Junction?

In Monmouth Junction, snow does not fall in June through October.

Does it snow in Monmouth Junction in October?

In Monmouth Junction, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Monmouth Junction have in October?

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

When is the sunrise / sunset in October?

On the first day of October, 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 long on average sun shines in October?

In October, the average sunshine duration is 5.7h.

How high is the UV index in October?

In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
Monmouth Junction, NJ

Average temperature in October - Monmouth Junction, NJ
  • Average high temperature in October: 63.9°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in October: 49.1°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in October
Monmouth Junction, NJ

Average pressure in October - Monmouth Junction, 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).

Average wind speed in October
Monmouth Junction, NJ

Average wind speed in October - Monmouth Junction, NJ
  • Average wind speed in October: 7.1mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in October
Monmouth Junction, NJ

Average humidity in October - Monmouth Junction, NJ
  • Average humidity in October: 79%

The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in October
Monmouth Junction, NJ

Average rainfall in October - Monmouth Junction, NJ
  • Average rainfall in October: 1.02"

The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is September (0.67").

Average rainfall days in October
Monmouth Junction, NJ

Average rainfall days in October - Monmouth Junction, NJ
  • Average rainfall days in October: 9.3 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is January (6.1 days).

Average snowfall in October
Monmouth Junction, NJ

Average snowfall in October - Monmouth Junction, NJ
  • Average snowfall in October: 0"

The month with the highest snowfall is March (1.42").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in October
Monmouth Junction, NJ

Average snowfall days in October - Monmouth Junction, NJ
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in October /
Average sunshine in October
Monmouth Junction, NJ

Average daylight in October / Average sunshine in October - Monmouth Junction, 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 48min).

Average sunshine days in October
Monmouth Junction, NJ

Average sunshine days in October - Monmouth Junction, NJ
  • Average sunshine days in October: 19.2 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (13.3 days).

Average UV index in October
Monmouth Junction, NJ

Average UV index in October - Monmouth Junction, 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).

Average cloud cover in October
Monmouth Junction, NJ

Average cloud cover in October - Monmouth Junction, NJ
  • Average cloud cover in October: 41

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in October
Monmouth Junction, NJ

Average visibility in October - Monmouth Junction, NJ
  • Average visibility in October: 6mi

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

Monmouth Junction, New Jersey, USA

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