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
The onset of October introduces a moderate change in Saint Clairsville's weather, with average high-temperatures falling from September's agreeable 72.9°F (22.7°C) to a moderate 60.6°F (15.9°C). An average low-temperature of 43.7°F (6.5°C) is observed during October nights.Humidity
In October, the average relative humidity is 80%.Rainfall
In Saint Clairsville, during October, the rain falls for 10.3 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, there are 126 rainfall days, and 15.47" (393mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Saint Clairsville. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 28.3 snowfall days, and 9.57" (243mm) of snow is accumulated.Daylight
In Saint Clairsville, the average length of the day in October is 11h and 8min.On the first day of October, sunrise is at 7:11 am and sunset at 6:55 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 6:12 pm EDT.
Sunshine
In Saint Clairsville, the average sunshine in October is 5.2h.UV index
In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 3 in October transforms into this advice:
Be vigilant - A duty to shield skin and eyes from injury exists. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Saint Clairsville in October?
What is the average humidity in October?
How much does it rain in Saint Clairsville in October?
When does it start snowing?
How many hours of daylight does Saint Clairsville have in October?
When are sunrise and sunset in October in Saint Clairsville?
How many hours of sunshine does Saint Clairsville have in October?
What is the UV index intensity in October?
Average temperature in October
Saint Clairsville, PA
- Average high temperature in October: 60.6°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.7°F).
- Average low temperature in October: 43.7°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in October
Saint Clairsville, PA
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in October
Saint Clairsville, PA
- Average wind speed in October: 6.5mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in October
Saint Clairsville, 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
Saint Clairsville, PA
- Average rainfall in October: 1.34"
The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in October
Saint Clairsville, PA
- Average rainfall days in October: 10.3 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6 days).
Average snowfall in October
Saint Clairsville, PA
- Average snowfall in October: 0.12"
The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Saint Clairsville, PA
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Saint Clairsville, 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in October
Saint Clairsville, PA
- Average sunshine days in October: 18.3 days
The month with the most sunshine days is December (20.2 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in October
Saint Clairsville, PA
- Average UV index in October: 3
The month with the highest UV index is June (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
Saint Clairsville, PA
- Average cloud cover in October: 46
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in October
Saint Clairsville, PA
- 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).
Saint Clairsville, Pennsylvania, USA
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