October weather forecast
Trenton, PA

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Weather in October

October, the same as September, in Trenton, Pennsylvania, is a moderate autumn month, with an average temperature fluctuating between 44.4°F (6.9°C) and 59.9°F (15.5°C).

Temperature

Trenton in October undergoes a mild reduction in the average high-temperature, shifting from September's agreeable 72.7°F (22.6°C) to a moderate 59.9°F (15.5°C). Trenton experiences an average low-temperature reading of 44.4°F (6.9°C) throughout October.

Humidity

In Trenton, the average relative humidity in October is 82%.

Rainfall

In Trenton, during October, the rain falls for 12.3 days and regularly aggregates up to 2.13" (54mm) of precipitation. In Trenton, during the entire year, the rain falls for 139.8 days and collects up to 24.69" (627mm) of precipitation.

Snowfall

Months with snowfall in Trenton are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.6 snowfall days, it receives 0.83" (21mm) of snow. Throughout the year, in Trenton, there are 33.6 snowfall days, and 20.67" (525mm) of snow is accumulated.

Daylight

In Trenton, the average length of the day in October is 11h and 6min.
On the first day of October in Trenton, Pennsylvania, sunrise is at 7:01 am and sunset at 6:45 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 6:01 pm EDT.

Sunshine

The average sunshine in October is 5.2h.

UV index

In Trenton, Pennsylvania, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 3 in October translates into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What are October temperatures in Trenton?

The average high-temperature and low-temperature in Trenton, Pennsylvania, during October are 59.9°F (15.5°C) and 44.4°F (6.9°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 86°F (30°C).

What is the average humidity in October in Trenton?

The average relative humidity in October in Trenton is 82%.

How many days does it rain in October in Trenton?

In Trenton, Pennsylvania, in October, it is raining for 12.3 days, with typically 2.13" (54mm) of accumulated precipitation.

When does it start to snow in Trenton?

October is the first month it typically snows. Throughout October, in the average 0.6 snowfall days, it receives 0.83" (21mm) of snow.

What is the average length of the day in October in Trenton?

The average day length in October in Trenton is 11h and 6min.

When is the sunrise / sunset in October in Trenton?

On the first day of October in Trenton, sunrise is at 7:01 am and sunset at 6:45 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 6:01 pm EDT.

How many hours of sunshine does Trenton have in October?

In October, the average sunshine duration is 5.2h.

How high is the UV index in October in Trenton?

The average daily maximum UV index in October in Trenton is 3. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to 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
Trenton, PA

Average temperature in October - Trenton, PA
  • Average high temperature in October: 59.9°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in October: 44.4°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in October
Trenton, PA

Average pressure in October - Trenton, PA
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in October
Trenton, PA

Average wind speed in October - Trenton, PA
  • Average wind speed in October: 6.7mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in October
Trenton, PA

Average humidity in October - Trenton, PA
  • Average humidity in October: 82%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in October
Trenton, PA

Average rainfall in October - Trenton, PA
  • Average rainfall in October: 2.13"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in October
Trenton, PA

Average rainfall days in October - Trenton, PA
  • Average rainfall days in October: 12.3 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (5.8 days).

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Average snowfall in October
Trenton, PA

Average snowfall in October - Trenton, PA
  • Average snowfall in October: 0.83"

The month with the highest snowfall is March (4.96").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Trenton, PA

Average snowfall days in October - Trenton, PA
  • Average snowfall days in October: 0.6 days

The month with the highest number of snowfall days is February (8.8 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
Trenton, PA

Average daylight in October / Average sunshine in October - Trenton, PA
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in October: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 18min).

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Average sunshine days in October
Trenton, PA

Average sunshine days in October - Trenton, PA
  • Average sunshine days in October: 16.4 days

The months with the most sunshine days are January and November (19.6 days).
The month with the least sunshine days is May (11.2 days).

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Average UV index in October
Trenton, PA

Average UV index in October - Trenton, PA
  • Average UV index in October: 3

The month with the highest UV index is June (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
Trenton, PA

Average cloud cover in October - Trenton, PA
  • Average cloud cover in October: 45

The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in October
Trenton, PA

Average visibility in October - Trenton, PA
  • Average visibility in October: 5mi

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

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Trenton, Pennsylvania, USA

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