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
As October arrives, Atlanta's weather displays a decrease in high-temperatures, transitioning from September's moderately hot 76.1°F (24.5°C) to an enjoyable 63.3°F (17.4°C). Throughout October, Atlanta encounters an average temperature drop to a frosty 46.9°F (8.3°C).Humidity
October is the least humid month in Atlanta, Illinois, with an average relative humidity of 70%.Rainfall
In Atlanta, in October, during 9.8 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, there are 135 rainfall days, and 17.72" (450mm) of precipitation is accumulated.Snowfall
In Atlanta, snow does not fall in May through October.Daylight
In Atlanta, the average length of the day in October is 11h and 7min.On the first day of the month, sunrise is at 6:54 am and sunset at 6:38 pm. On the last day of October, sunrise is at 7:26 am and sunset at 5:54 pm CDT.
Sunshine
In Atlanta, the average sunshine in October is 6h.UV index
In Atlanta, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 3 in October leads to these guidelines:
Act with care - The suggestion to avoid sunburn is emphasized. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What is the average October temperature in Atlanta?
What is the least humid month in Atlanta?
What is the average humidity in October in Atlanta?
How many days does it rain in October in Atlanta?
When it does not snow in Atlanta?
Does it snow in Atlanta in October?
What is the average length of the day in October in Atlanta?
What time are sunrise and sunset in October in Atlanta?
How long on average sun shines in October in Atlanta?
What is the UV index intensity in October in Atlanta?
Average temperature in October
Atlanta, IL
- Average high temperature in October: 63.3°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 (31.6°F).
- Average low temperature in October: 46.9°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in October
Atlanta, IL
- Average pressure in October: 30.02"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Atlanta, IL
- Average wind speed in October: 9.3mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in October
Atlanta, IL
- Average humidity in October: 70%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (70%).
Average rainfall in October
Atlanta, IL
- Average rainfall in October: 1.34"
The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is December (0.87").
Average rainfall days in October
Atlanta, IL
- Average rainfall days in October: 9.8 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in October
Atlanta, IL
- Average snowfall in October: 0"
The month with the highest snowfall is January (2.2").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Atlanta, IL
- Average snowfall days in October: 0.2 days
The month with the highest number of snowfall days is January (9.5 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
Atlanta, IL
- 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: 6h and 0min
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 0min).
Average sunshine days in October
Atlanta, IL
- Average sunshine days in October: 19.5 days
The months with the most sunshine days are November and December (20 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in October
Atlanta, IL
- Average UV index in October: 3
The months with the highest UV index are 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
Atlanta, IL
- Average cloud cover in October: 36
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in October
Atlanta, IL
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Atlanta, Illinois, USA
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