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
In Geneseo, entering October brings a temperature decrement, reducing from September's moderately hot 75.4°F (24.1°C) to a refreshing 61.3°F (16.3°C). Throughout October, the temperature tends to fall to a consistent average low of 45.5°F (7.5°C).Humidity
With an average relative humidity of 72%, October is the least humid month.Rainfall
In Geneseo, during October, the rain falls for 10.1 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, there are 118.8 rainfall days, and 15.04" (382mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. October is the first month it typically snows in Geneseo. Throughout October, in the average 0.5 snowfall days, it receives 0.35" (9mm) of snow. Throughout the year, there are 29.3 snowfall days, and 6.54" (166mm) of snow is accumulated.Daylight
In Geneseo, the average length of the day in October is 11h and 5min.On the first day of October, sunrise is at 6:58 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:56 pm CDT.
Sunshine
In Geneseo, the average sunshine in October is 5.6h.UV index
In Geneseo, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 2 during October, leads to the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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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?
How much does it rain in October?
When does it start to snow?
What is the average length of the day in October?
When is the sunrise / sunset in October?
How many hours of sunshine does Geneseo have in October?
How high is the UV index in October?
Average temperature in October
Geneseo, IL
- Average high temperature in October: 61.3°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28°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°F).
Average pressure in October
Geneseo, IL
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Geneseo, IL
- Average wind speed in October: 9.4mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in October
Geneseo, IL
- Average humidity in October: 72%
The months with the highest relative humidity are January and July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in October
Geneseo, IL
- Average rainfall in October: 1.22"
The wettest month (with the highest rainfall) is May (2.48").
The driest months (with the least rainfall) are January and December (0.63").
Average rainfall days in October
Geneseo, IL
- Average rainfall days in October: 10.1 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (3.9 days).
Average snowfall in October
Geneseo, IL
- Average snowfall in October: 0.35"
The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Geneseo, IL
- Average snowfall days in October: 0.5 days
The month with the highest number of snowfall days is January (9 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
Geneseo, 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 12min).
- Average sunshine in October: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in October
Geneseo, IL
- Average sunshine days in October: 20 days
The month with the most sunshine days is December (20.9 days).
The month with the least sunshine days is June (12 days).
Average UV index in October
Geneseo, IL
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Geneseo, IL
- Average cloud cover in October: 39
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in October
Geneseo, 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).
Geneseo, Illinois, USA
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