October weather forecast
West Norriton, PA

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Weather in October

October, like September, in West Norriton, Pennsylvania, is another refreshing autumn month, with an average temperature fluctuating between 48.7°F (9.3°C) and 63.7°F (17.6°C).

Temperature

As September transitions into October, West Norriton sees a drop in the average high-temperature, transitioning from a warm 76.1°F (24.5°C) to a refreshing 63.7°F (17.6°C). West Norriton cools down to an average low-temperature of 48.7°F (9.3°C) throughout the month of October.

Humidity

February and October, with an average relative humidity of 79%, are the most humid months.

Rainfall

In West Norriton, in October, it is raining for 11 days, with typically 1.1" (28mm) of accumulated precipitation. In West Norriton, during the entire year, the rain falls for 138.2 days and collects up to 15.59" (396mm) of precipitation.

Snowfall

April, June through November are months without snowfall.

Daylight

In West Norriton, the average length of the day in October is 11h and 8min.
On the first day of the month, sunrise is at 6:58 am and sunset at 6:43 pm. On the last day of October, sunrise is at 7:30 am and sunset at 5:59 pm EDT.

Sunshine

In West Norriton, the average sunshine in October is 5.5h.

UV index

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 3 in October interprets into the following advice:
Exercise prevention - Precautions against solar damage are endorsed. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What is the temperature in October?

West Norriton in October has an average high-temperature of 63.7°F (17.6°C) and an average low-temperature of 48.7°F (9.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is calculated to be 89.6°F (32°C).

What is the most humid month?

February and October, with an average relative humidity of 79%, are most humid months.

What is the average humidity in October?

The average relative humidity in October is 79%.

How much does it rain in October?

In West Norriton, in October, during 11 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When it does not snow?

April, June through November are months without snowfall.

How many hours of daylight does West Norriton have in October?

In West Norriton, the average day length in October is 11h and 8min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:58 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:59 pm EDT.

How many hours of sunshine does West Norriton have in October?

The average sunshine duration in October is 5.5h.

How high is the UV index in October?

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
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
West Norriton, PA

Average temperature in October - West Norriton, PA
  • Average high temperature in October: 63.7°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in October: 48.7°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in October
West Norriton, PA

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in October
West Norriton, PA

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

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in October
West Norriton, PA

Average humidity in October - West Norriton, PA
  • Average humidity in October: 79%

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (72%).

Average rainfall in October
West Norriton, PA

Average rainfall in October - West Norriton, PA
  • Average rainfall in October: 1.1"

The wettest month (with the highest rainfall) is July (1.89").
The driest month (with the least rainfall) is February (0.91").

Average rainfall days in October
West Norriton, PA

Average rainfall days in October - West Norriton, PA
  • Average rainfall days in October: 11 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is November (7.4 days).

Average snowfall in October
West Norriton, PA

Average snowfall in October - West Norriton, PA
  • Average snowfall in October: 0"

The months with the highest snowfall are February and March (0.55").
The months with the least snowfall are April, June, July, August, September, October and November (0").

Average snowfall days in October
West Norriton, PA

Average snowfall days in October - West Norriton, PA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).

Average daylight in October /
Average sunshine in October
West Norriton, PA

Average daylight in October / Average sunshine in October - West Norriton, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in October
West Norriton, PA

Average sunshine days in October - West Norriton, PA
  • Average sunshine days in October: 18.2 days

The month with the most sunshine days is November (20.5 days).
The months with the least sunshine days are May and June (12.8 days).

Average UV index in October
West Norriton, PA

Average UV index in October - West Norriton, 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
West Norriton, PA

Average cloud cover in October - West Norriton, PA
  • Average cloud cover in October: 42

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in October
West Norriton, PA

Average visibility in October - West Norriton, 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).

West Norriton, Pennsylvania, USA

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