October weather forecast
Sewickley, PA

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Weather in October

October, like September, in Sewickley, Pennsylvania, is another refreshing autumn month, with temperature in the range of an average high of 61.7°F (16.5°C) and an average low of 45.3°F (7.4°C).

Temperature

Sewickley's weather changes with the onset of October, slightly falling from a warm 75.4°F (24.1°C) in September to a refreshing 61.7°F (16.5°C). During October, an average low-temperature of 45.3°F (7.4°C) is observed.

Humidity

The average relative humidity in October is 79%.

Rainfall

In Sewickley, during October, the rain falls for 13.4 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 154.8 rainfall days, and 21.22" (539mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Sewickley. October is the first month it typically snows. Throughout October, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Sewickley, during the entire year, snow falls for 49.9 days and aggregates up to 10.12" (257mm) of snow.

Daylight

In October, the average length of the day is 11h and 7min.
On the first day of October in Sewickley, sunrise is at 7:17 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 6:18 pm EDT.

Sunshine

In Sewickley, Pennsylvania, the average sunshine in October is 5.2h.

UV index

In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 2 during October leads to these advisories:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. 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 is the usual temperature for Sewickley in October?

Sewickley in October has an average high-temperature of 61.7°F (16.5°C) and an average low-temperature of 45.3°F (7.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in August is computed to be 87.8°F (31°C).

What is the average humidity in October in Sewickley?

The average relative humidity in October in Sewickley, Pennsylvania, is 79%.

How much does it rain in Sewickley in October?

In Sewickley, Pennsylvania, in October, during 13.4 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

When does it start snowing in Sewickley?

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

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

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

When is the sunrise / sunset in October in Sewickley?

On the first day of October in Sewickley, sunrise is at 7:17 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 6:18 pm EDT.

How long on average sun shines in October in Sewickley?

The average sunshine duration in October in Sewickley, Pennsylvania, is 5.2h.

How high is the UV index in October in Sewickley?

In Sewickley, Pennsylvania, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
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
Sewickley, PA

Average temperature in October - Sewickley, PA
  • Average high temperature in October: 61.7°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 (32.9°F).

  • Average low temperature in October: 45.3°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in October
Sewickley, PA

Average pressure in October - Sewickley, 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).

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Average wind speed in October
Sewickley, PA

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

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in October
Sewickley, PA

Average humidity in October - Sewickley, PA
  • Average humidity in October: 79%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

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Average rainfall in October
Sewickley, PA

Average rainfall in October - Sewickley, PA
  • Average rainfall in October: 1.61"

The wettest month (with the highest rainfall) is July (2.36").
The driest month (with the least rainfall) is January (1.22").

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Average rainfall days in October
Sewickley, PA

Average rainfall days in October - Sewickley, PA
  • Average rainfall days in October: 13.4 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.1 days).

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Average snowfall in October
Sewickley, PA

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

The month with the highest snowfall is February (2.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Sewickley, PA

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

The month with the highest number of snowfall days is January (14.3 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
Sewickley, PA

Average daylight in October / Average sunshine in October - Sewickley, 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 18min).

  • Average sunshine in October: 5h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in October
Sewickley, PA

Average sunshine days in October - Sewickley, PA
  • Average sunshine days in October: 15 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is February (10.7 days).

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Average UV index in October
Sewickley, PA

Average UV index in October - Sewickley, PA
  • Average UV index in October: 2

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

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Average cloud cover in October
Sewickley, PA

Average cloud cover in October - Sewickley, PA
  • Average cloud cover in October: 48

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in October
Sewickley, PA

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

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

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Sewickley, Pennsylvania, USA

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