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
A shift in the average high-temperature occurs in October, reducing from a warm 79.7°F (26.5°C) in September to a comfortable 67.1°F (19.5°C). October nights cool down to an average low-temperature of 49.6°F (9.8°C).Humidity
The least humid month is October, with an average relative humidity of 70%.Rainfall
In Dahlgren, during October, the rain falls for 8.8 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 143.1 rainfall days, and 29.65" (753mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. In Dahlgren, during the entire year, snow falls for 16.7 days and aggregates up to 5.79" (147mm) of snow.Daylight
The average length of the day in October is 11h and 11min.On the first day of the month, sunrise is at 6:51 am and sunset at 6:37 pm. On the last day of October, sunrise is at 7:20 am and sunset at 5:56 pm CDT.
Sunshine
In October, the average sunshine is 6.6h.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 exposure to the Sun's UV rays for the average person.Note: In October, a daily UV index of 3 turns into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the least humid month?
What is the average humidity in October?
How many days does it rain in October?
When does it start snowing?
What is the average length of the day in October?
When are sunrise and sunset in October in Dahlgren?
How long on average sun shines in October?
What is the UV index reading in October?
Average temperature in October
Dahlgren, IL
- Average high temperature in October: 67.1°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in October: 49.6°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in October
Dahlgren, IL
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in October
Dahlgren, IL
- Average wind speed in October: 8.4mph
The windiest months (with the highest average wind speed) are January, February and March (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in October
Dahlgren, IL
- Average humidity in October: 70%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in October
Dahlgren, IL
- Average rainfall in October: 2.01"
The wettest month (with the highest rainfall) is April (4.13").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in October
Dahlgren, IL
- Average rainfall days in October: 8.8 days
The month with the highest number of rainy days is May (16.2 days).
The months with the least rainy days are January and February (8.3 days).
Average snowfall in October
Dahlgren, IL
- Average snowfall in October: 0.08"
The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Dahlgren, IL
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (4.8 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
Dahlgren, 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 36min).
- Average sunshine in October: 6h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in October
Dahlgren, IL
- Average sunshine days in October: 20.3 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in October
Dahlgren, 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
Dahlgren, IL
- Average cloud cover in October: 33
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in October
Dahlgren, 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).
Dahlgren, Illinois, USA
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