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
October's arrival corresponds with a decrease in average high-temperatures, from September's moderately hot 75.4°F (24.1°C) to a refreshing 61.7°F (16.5°C). An average temperature of 45.5°F (7.5°C) marks the nights in Viola in October.Humidity
October is the least humid month in Viola, with an average relative humidity of 71%.Rainfall
In Viola, during October, the rain falls for 10.1 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Viola, during the entire year, the rain falls for 121.3 days and collects up to 17.72" (450mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows in Viola. Throughout October, in the average 0.4 snowfall days, it receives 0.39" (10mm) of snow. In Viola, during the entire year, snow falls for 26.3 days and aggregates up to 7.64" (194mm) of snow.Daylight
In Viola, the average length of the day in October is 11h and 5min.On the first day of the month, sunrise is at 6:59 am and sunset at 6:43 pm. On the last day of October, sunrise is at 7:33 am and sunset at 5:58 pm CDT.
Sunshine
In October, the average sunshine in Viola is 5.5h.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 unsafe exposure to UV radiation for ordinary individuals.Note: A daily maximum UV index of 3 in October translates into the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Viola in October?
What is the least humid month in Viola?
What is the average humidity in October in Viola?
How much does it rain in Viola in October?
When does it start to snow in Viola?
How many hours of daylight does Viola have in October?
What time are sunrise and sunset in October in Viola?
How long on average sun shines in October in Viola?
What is the UV index reading in October in Viola?
Average temperature in October
Viola, IL
- Average high temperature in October: 61.7°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in October: 45.5°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in October
Viola, IL
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in October
Viola, IL
- Average wind speed in October: 9.5mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in October
Viola, IL
- Average humidity in October: 71%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).
Average rainfall in October
Viola, IL
- Average rainfall in October: 1.38"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is December (0.67").
Average rainfall days in October
Viola, IL
- Average rainfall days in October: 10.1 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.1 days).
Average snowfall in October
Viola, IL
- Average snowfall in October: 0.39"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Viola, IL
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (7.8 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
Viola, IL
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in October: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in October
Viola, IL
- Average sunshine days in October: 19.6 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in October
Viola, IL
- Average UV index in October: 3
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in October
Viola, IL
- Average cloud cover in October: 37
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in October
Viola, IL
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Viola, Illinois, USA
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