October weather forecast
Mortonville, PA

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Weather in October

October, like September, in Mortonville, Pennsylvania, is another comfortable autumn month, with an average temperature fluctuating between 63°F (17.2°C) and 48°F (8.9°C).

Temperature

The beginning of October involves a decrease in the average high-temperature, transitioning from a warm 74.8°F (23.8°C) in September to a comfortable 63°F (17.2°C). The low-temperature average for Mortonville during October stands at a chilly 48°F (8.9°C).

Humidity

May and October, with an average relative humidity of 81%, are the most humid months.

Rainfall

In Mortonville, in October, during 10.5 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Mortonville, during the entire year, the rain falls for 138.3 days and collects up to 19.76" (502mm) of precipitation.

Snowfall

Months with snowfall in Mortonville are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow. In Mortonville, Pennsylvania, during the entire year, snow falls for 19.6 days and aggregates up to 7.64" (194mm) of snow.

Daylight

In October, the average length of the day is 11h and 8min.
On the first day of October, sunrise is at 7:00 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 6:01 pm EDT.

Sunshine

In Mortonville, Pennsylvania, the average sunshine in October is 5.3h.

UV index

In Mortonville, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 3 in October translates into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Always opt for UVA and UVB-resistant sunglasses on radiant days. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Mortonville in October?

In October, the average high-temperature and low-temperature are 63°F (17.2°C) and 48°F (8.9°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 86°F (30°C).

What are the most humid months?

The months with the highest humidity are May and October, with an average relative humidity of 81%.

What is the average humidity in October?

In Mortonville, the average relative humidity in October is 81%.

How much does it rain in October?

In Mortonville, during October, the rain falls for 10.5 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow.

What is the average length of the day in October?

In Mortonville, Pennsylvania, the average day length in October is 11h and 8min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:00 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 6:01 pm EDT.

How many hours of sunshine does Mortonville have in October?

In October, the average sunshine duration is 5.3h.

What is the UV index intensity in October?

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Mortonville, PA

Average temperature in October - Mortonville, PA
  • Average high temperature in October: 63°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in October: 48°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in October
Mortonville, PA

Average pressure in October - Mortonville, 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).

Average wind speed in October
Mortonville, PA

Average wind speed in October - Mortonville, PA
  • Average wind speed in October: 7.1mph

The windiest months (with the highest average wind speed) are January, February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in October
Mortonville, PA

Average humidity in October - Mortonville, PA
  • Average humidity in October: 81%

The months with the highest relative humidity are May and October (81%).
The month with the lowest relative humidity is April (76%).

Average rainfall in October
Mortonville, PA

Average rainfall in October - Mortonville, PA
  • Average rainfall in October: 1.46"

The wettest month (with the highest rainfall) is August (2.72").
The driest month (with the least rainfall) is February (1.14").

Average rainfall days in October
Mortonville, PA

Average rainfall days in October - Mortonville, PA
  • Average rainfall days in October: 10.5 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (6.4 days).

Average snowfall in October
Mortonville, PA

Average snowfall in October - Mortonville, PA
  • Average snowfall in October: 0.16"

The month with the highest snowfall is March (2.32").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Mortonville, PA

Average snowfall days in October - Mortonville, PA
  • Average snowfall days in October: 0.1 days

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

Average daylight in October /
Average sunshine in October
Mortonville, PA

Average daylight in October / Average sunshine in October - Mortonville, PA
  • 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 24min).

  • Average sunshine in October: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in October
Mortonville, PA

Average sunshine days in October - Mortonville, PA
  • Average sunshine days in October: 18.5 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (12.4 days).

Average UV index in October
Mortonville, PA

Average UV index in October - Mortonville, PA
  • 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).

Average cloud cover in October
Mortonville, PA

Average cloud cover in October - Mortonville, PA
  • Average cloud cover in October: 43

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in October
Mortonville, PA

Average visibility in October - Mortonville, PA
  • 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).

Mortonville, Pennsylvania, USA

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