October weather forecast
Keystone, WV

Share

Weather in October

October, like September, in Keystone, West Virginia, is another comfortable autumn month, with an average temperature varying between 45.1°F (7.3°C) and 64.2°F (17.9°C).

Temperature

October weather is marked by a drop in the average high-temperature, falling from a moderately hot 76.3°F (24.6°C) in September to an enjoyable 64.2°F (17.9°C). Throughout the month of October, Keystone sees a steady low-temperature average of 45.1°F (7.3°C).

Humidity

In October, the average relative humidity in Keystone, West Virginia, is 78%.

Rainfall

In Keystone, in October, during 12.3 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Keystone, West Virginia, during the entire year, the rain falls for 172.5 days and collects up to 29.41" (747mm) of precipitation.

Snowfall

Months with snowfall in Keystone are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.9 snowfall days, it receives 0.87" (22mm) of snow. In Keystone, during the entire year, snow falls for 38.6 days and aggregates up to 20" (508mm) of snow.

Daylight

In Keystone, West Virginia, the average length of the day in October is 11h and 13min.
On the first day of October, sunrise is at 7:21 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 6:28 pm EDT.

Sunshine

In October, the average sunshine in Keystone is 6.1h.

UV index

In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 3 in October translates into this advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
[Resources]

Frequently asked questions

What is the usual temperature for Keystone in October?

The high-temperature during October is 64.2°F (17.9°C) and the low-temperature is 45.1°F (7.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in October in Keystone?

The average relative humidity in October in Keystone is 78%.

How much does it rain in Keystone in October?

In Keystone, West Virginia, in October, it is raining for 12.3 days, with typically 2.48" (63mm) of accumulated precipitation.

When does it start to snow in Keystone?

October is the first month it typically snows in Keystone. Throughout October, in the average 0.9 snowfall days, it receives 0.87" (22mm) of snow.

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

The average day length in October in Keystone is 11h and 13min.

What time are sunrise and sunset in October in Keystone?

On the first day of October in Keystone, sunrise is at 7:21 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 6:28 pm EDT.

How long on average sun shines in October in Keystone?

The average sunshine duration in October in Keystone, West Virginia, is 6.1h.

How high is the UV index in October in Keystone?

In October, the average daily maximum UV index in Keystone, West Virginia, is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Keystone, WV

Average temperature in October - Keystone, WV
  • Average high temperature in October: 64.2°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 (39.2°F).

  • Average low temperature in October: 45.1°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

[Resources]

Average pressure in October
Keystone, WV

Average pressure in October - Keystone, WV
  • Average pressure in October: 30.07"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

[Resources]

Average wind speed in October
Keystone, WV

Average wind speed in October - Keystone, WV
  • Average wind speed in October: 5.4mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

[Resources]

Average humidity in October
Keystone, WV

Average humidity in October - Keystone, WV
  • Average humidity in October: 78%

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

[Resources]

Average rainfall in October
Keystone, WV

Average rainfall in October - Keystone, WV
  • Average rainfall in October: 2.48"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.54").

[Resources]

Average rainfall days in October
Keystone, WV

Average rainfall days in October - Keystone, WV
  • Average rainfall days in October: 12.3 days

The month with the highest number of rainy days is May (19.7 days).
The months with the least rainy days are January and November (10.1 days).

[Resources]

Average snowfall in October
Keystone, WV

Average snowfall in October - Keystone, WV
  • Average snowfall in October: 0.87"

The month with the highest snowfall is December (4.41").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in October
Keystone, WV

Average snowfall days in October - Keystone, WV
  • Average snowfall days in October: 0.9 days

The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in October /
Average sunshine in October
Keystone, WV

Average daylight in October / Average sunshine in October - Keystone, WV
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

[Resources]

Average sunshine days in October
Keystone, WV

Average sunshine days in October - Keystone, WV
  • Average sunshine days in October: 16.5 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (9.2 days).

[Resources]

Average UV index in October
Keystone, WV

Average UV index in October - Keystone, WV
  • Average UV index in October: 3

The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

[Resources]

Average cloud cover in October
Keystone, WV

Average cloud cover in October - Keystone, WV
  • Average cloud cover in October: 41

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are June and August (Cloud cover 36).

[Resources]

Average visibility in October
Keystone, WV

Average visibility in October - Keystone, WV
  • Average visibility in October: 5mi

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

[Resources]

Keystone, West Virginia, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location