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 arrival of October indicates a decrease in the average high-temperature, moving from a warm 78.3°F (25.7°C) in September to a comfortable 65.3°F (18.5°C). Piasa temperatures generally rest at a low of 48.2°F (9°C) during the October nights.Humidity
October is the least humid month, with an average relative humidity of 71%.Rainfall
In Piasa, in October, during 10.4 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, there are 141.9 rainfall days, and 27.36" (695mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in October is 11h and 10min.On the first day of the month, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of October, sunrise is at 7:27 am and sunset at 6:00 pm CDT.
Sunshine
The average sunshine in October in Piasa is 6.1h.UV index
In Piasa, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index, 3 during October, leads to the following recommendations:
Be vigilant - Preventing sunburn is recommended. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October?
What is the least humid month?
What is the average humidity in October in Piasa?
How many days does it rain in October?
When it does not snow?
Does it snow in October?
How many hours of daylight does Piasa have in October?
When is the sunrise / sunset in October?
How long on average sun shines in October?
What is the UV index intensity in October in Piasa?
Average temperature in October
Piasa, IL
- Average high temperature in October: 65.3°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (35.8°F).
- Average low temperature in October: 48.2°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in October
Piasa, IL
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Piasa, IL
- Average wind speed in October: 8.3mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in October
Piasa, IL
- Average humidity in October: 71%
The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in October
Piasa, IL
- Average rainfall in October: 2.05"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in October
Piasa, IL
- Average rainfall days in October: 10.4 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in October
Piasa, IL
- Average snowfall in October: 0"
The month with the highest snowfall is February (2.48").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Piasa, IL
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Piasa, IL
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 6h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in October
Piasa, IL
- Average sunshine days in October: 19.3 days
The month with the most sunshine days is January (19.5 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in October
Piasa, IL
- Average UV index in October: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Piasa, IL
- Average cloud cover in October: 34
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in October
Piasa, IL
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Piasa, Illinois, USA
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