October weather forecast
Chapman, PA

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Weather in October

October, like September, in Chapman, Pennsylvania, is another refreshing autumn month, with an average temperature fluctuating between 62.1°F (16.7°C) and 46°F (7.8°C).

Temperature

October implies a gentle temperature shift, with average high-temperatures reducing from September's moderately hot 74.5°F (23.6°C) to a comfortable 62.1°F (16.7°C). Chapman throughout October, experiences an average nighttime temperature of 46°F (7.8°C).

Humidity

In October, the average relative humidity is 80%.

Rainfall

In Chapman, in October, during 13.3 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, there are 155.8 rainfall days, and 30.75" (781mm) of precipitation is accumulated.

Snowfall

Months with snowfall 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 0.39" (10mm) of snow. Throughout the year, there are 29.4 snowfall days, and 15.87" (403mm) of snow is accumulated.

Daylight

In October, the average length of the day is 11h and 7min.
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 7:31 am and sunset at 5:58 pm EDT.

Sunshine

The average sunshine in October is 5.3h.

UV index

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 3 during October translates into the following directions:
Adopt protective measures - It is advised to guard against sun damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

The average high-temperature and low-temperature in Chapman during October are 62.1°F (16.7°C) and 46°F (7.8°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 86°F (30°C).

What is the average humidity in October?

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

How many days does it rain in October?

In Chapman, in October, during 13.3 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

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 0.39" (10mm) of snow.

How many hours of daylight does Chapman have in October?

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

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 6:58 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:58 pm EDT.

How many hours of sunshine does Chapman have in October?

In October, the average sunshine duration is 5.3h.

What is the UV index reading in October?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe 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
Chapman, PA

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

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in October: 46°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in October
Chapman, PA

Average pressure in October - Chapman, 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
Chapman, PA

Average wind speed in October - Chapman, PA
  • Average wind speed in October: 6.6mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in October
Chapman, PA

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

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in October
Chapman, PA

Average rainfall in October - Chapman, PA
  • Average rainfall in October: 2.68"

The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in October
Chapman, PA

Average rainfall days in October - Chapman, PA
  • Average rainfall days in October: 13.3 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in October
Chapman, PA

Average snowfall in October - Chapman, PA
  • Average snowfall in October: 0.39"

The month with the highest snowfall is March (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Chapman, PA

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

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Chapman, 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 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 24min).

Average sunshine days in October
Chapman, PA

Average sunshine days in October - Chapman, PA
  • Average sunshine days in October: 15.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (11.2 days).

Average UV index in October
Chapman, PA

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

The months with the highest UV index are June and July (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
Chapman, PA

Average cloud cover in October - Chapman, PA
  • Average cloud cover in October: 44

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in October
Chapman, PA

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

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

Chapman, Pennsylvania, USA

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