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
South Roxana in October undergoes a mild reduction in the average high-temperature, shifting from September's warm 78.6°F (25.9°C) to a comfortable 65.3°F (18.5°C). The average temperature during October nights dips to a frosty 48.7°F (9.3°C).Humidity
The least humid month in South Roxana is October, with an average relative humidity of 71%.Rainfall
In South Roxana, Illinois, during October, the rain falls for 10.5 days and regularly aggregates up to 1.93" (49mm) of precipitation. In South Roxana, during the entire year, the rain falls for 138 days and collects up to 23.9" (607mm) of precipitation.Snowfall
In South Roxana, snow does not fall in May through October.Daylight
In South Roxana, the average length of the day in October is 11h and 10min.On the first day of October, sunrise is at 6:56 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 6:00 pm CDT.
Sunshine
The average sunshine in October is 6.2h.UV index
In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A maximum high UV index of 3 in October translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are October temperatures in South Roxana?
What is the least humid month?
What is the average humidity in October?
How many days does it rain in October?
When it does not snow?
Does it snow in October?
How many hours of daylight does South Roxana have in October?
When is the sunrise / sunset in October?
How many hours of sunshine does South Roxana have in October?
How high is the UV index in October?
Average temperature in October
South Roxana, IL
- Average high temperature in October: 65.3°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in October: 48.7°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in October
South Roxana, IL
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
South Roxana, IL
- Average wind speed in October: 8.1mph
The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity in October
South Roxana, IL
- Average humidity in October: 71%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in October
South Roxana, IL
- Average rainfall in October: 1.93"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in October
South Roxana, IL
- Average rainfall days in October: 10.5 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in October
South Roxana, IL
- Average snowfall in October: 0"
The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
South Roxana, IL
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (6 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
South Roxana, IL
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
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 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 30min).
Average sunshine days in October
South Roxana, IL
- Average sunshine days in October: 19.7 days
The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in October
South Roxana, 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
South Roxana, IL
- Average cloud cover in October: 34
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility in October
South Roxana, 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).
South Roxana, Illinois, USA
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