October weather forecast
Irwin, PA

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Weather in October

October, the same as September, is another enjoyable autumn month in Irwin, Pennsylvania, with an average temperature ranging between max 62.1°F (16.7°C) and min 45.3°F (7.4°C).

Temperature

October's arrival corresponds with a decrease in average high-temperatures, from September's warm 75.4°F (24.1°C) to a refreshing 62.1°F (16.7°C). October witnesses an average nighttime temperature of 45.3°F (7.4°C).

Humidity

In October, the average relative humidity is 80%.

Rainfall

In October, the rain falls for 13.8 days. Throughout October, 1.46" (37mm) of precipitation is accumulated. In Irwin, during the entire year, the rain falls for 161.9 days and collects up to 19.29" (490mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 49.2 snowfall days, and 8.62" (219mm) of snow is accumulated.

Daylight

In Irwin, Pennsylvania, the average length of the day in October is 11h and 7min.
On the first day of October, sunrise is at 7:15 am and sunset at 7:00 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 6:16 pm EDT.

Sunshine

In October, the average sunshine in Irwin is 5.3h.

UV index

In Irwin, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 3 in October transforms into this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.

Frequently asked questions

What is the usual temperature for Irwin in October?

The high-temperature, in October, in Irwin, records 62.1°F (16.7°C), while the low-temperature is 45.3°F (7.4°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is estimated at 86°F (30°C).

What is the average humidity in October?

In Irwin, the average relative humidity in October is 80%.

How many days does it rain in October?

In Irwin, during October, the rain falls for 13.8 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Irwin have in October?

In October, the average day length is 11h and 7min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 7:15 am and sunset at 7:00 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 6:16 pm EDT.

How many hours of sunshine does Irwin have in October?

The average sunshine duration in October is 5.3h.

What is the UV index intensity in October?

The average daily maximum UV index in October in Irwin is 3. A UV Index estimate 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
Irwin, PA

Average temperature in October - Irwin, PA
  • Average high temperature in October: 62.1°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in October: 45.3°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 (20.7°F).

Average pressure in October
Irwin, PA

Average pressure in October - Irwin, 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 (29.95"Hg).

Average wind speed in October
Irwin, PA

Average wind speed in October - Irwin, PA
  • Average wind speed in October: 6.3mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in October
Irwin, PA

Average humidity in October - Irwin, PA
  • Average humidity in October: 80%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (76%).

Average rainfall in October
Irwin, PA

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

The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are January and November (1.14").

Average rainfall days in October
Irwin, PA

Average rainfall days in October - Irwin, PA
  • Average rainfall days in October: 13.8 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in October
Irwin, PA

Average snowfall in October - Irwin, PA
  • Average snowfall in October: 0.04"

The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Irwin, PA

Average snowfall days in October - Irwin, PA
  • Average snowfall days in October: 0.2 days

The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Irwin, 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 August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in October
Irwin, PA

Average sunshine days in October - Irwin, PA
  • Average sunshine days in October: 14 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is February (9 days).

Average UV index in October
Irwin, PA

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

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in October
Irwin, PA

Average cloud cover in October - Irwin, PA
  • Average cloud cover in October: 46

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in October
Irwin, PA

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

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

Irwin, Pennsylvania, USA

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