Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
Onset of October witnesses a reduction in the average high-temperature, falling from a pleasant 70°F (21.1°C) in September to a moderate 57.6°F (14.2°C). Charleston's average low-temperature for the month of October records at a cold 41.4°F (5.2°C).Humidity
In Charleston, the average relative humidity in October is 83%.Rainfall
In Charleston, in October, during 15.9 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. In Charleston, during the entire year, the rain falls for 175.2 days and collects up to 30.39" (772mm) of precipitation.Snowfall
Months with snowfall in Charleston are January through May, October through December. October is the first month it typically snows in Charleston. Throughout October, in the average 1.4 snowfall days, it receives 1.06" (27mm) of snow. In Charleston, Pennsylvania, during the entire year, snow falls for 80.1 days and aggregates up to 36.85" (936mm) of snow.Daylight
The average length of the day in October in Charleston, Pennsylvania, is 11h and 4min.On the first day of October, sunrise is at 7:06 am and sunset at 6:50 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 6:04 pm EDT.
Sunshine
In October, the average sunshine is 4.9h.UV index
The average daily maximum UV index in October in Charleston is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 2 in October translates into the following instructions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What is the usual temperature for Charleston in October?
What is the average humidity in October in Charleston?
How many days does it rain in October in Charleston?
When does it start to snow in Charleston?
How many hours of daylight does Charleston have in October?
When is the sunrise / sunset in October in Charleston?
How long on average sun shines in October in Charleston?
How high is the UV index in October in Charleston?
Average temperature in October
Charleston, PA
- Average high temperature in October: 57.6°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in October: 41.4°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in October
Charleston, 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
Charleston, PA
- Average wind speed in October: 7.3mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in October
Charleston, PA
- Average humidity in October: 83%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is June (78%).
Average rainfall in October
Charleston, PA
- Average rainfall in October: 3.03"
The wettest month (with the highest rainfall) is April (3.35").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in October
Charleston, PA
- Average rainfall days in October: 15.9 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in October
Charleston, PA
- Average snowfall in October: 1.06"
The month with the highest snowfall is February (9.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Charleston, PA
- Average snowfall days in October: 1.4 days
The month with the highest number of snowfall days is January (18.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Charleston, PA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in October: 4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in October
Charleston, PA
- Average sunshine days in October: 11.7 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (7.4 days).
Average UV index in October
Charleston, PA
- Average UV index in October: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Charleston, PA
- Average cloud cover in October: 53
The month with the most cloud cover is December (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in October
Charleston, PA
- Average visibility in October: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Charleston, Pennsylvania, USA
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