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
Welcoming October, Lena observes a shift in the average high-temperature, falling from September's agreeable 72.5°F (22.5°C) to a refreshing 58.3°F (14.6°C). During the month of October, Lena experiences a steady low-temperature average of 42.6°F (5.9°C).Humidity
April and October, with an average relative humidity of 76%, are the least humid months in Lena.Rainfall
In Lena, Illinois, in October, during 12.2 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. Throughout the year, there are 145.9 rainfall days, and 22.8" (579mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows in Lena. Throughout October, in the average 1.1 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, there are 50.1 snowfall days, and 13.62" (346mm) of snow is accumulated.Daylight
The average length of the day in October in Lena is 11h and 3min.On the first day of the month, sunrise is at 6:57 am and sunset at 6:40 pm. On the last day of October, sunrise is at 7:32 am and sunset at 5:53 pm CDT.
Sunshine
In October, the average sunshine is 5.2h.UV index
In October, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 2 during October translates into the following directions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
What are the temperatures in Lena in October?
What are the least humid months in Lena?
What is the average humidity in October in Lena?
How many days does it rain in October in Lena?
When does it start snowing in Lena?
How many hours of daylight does Lena have in October?
What time are sunrise and sunset in October in Lena?
How long on average sun shines in October in Lena?
What is the UV index reading in October in Lena?
Average temperature in October
Lena, IL
- Average high temperature in October: 58.3°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in October: 42.6°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in October
Lena, IL
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Lena, IL
- Average wind speed in October: 9.1mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in October
Lena, IL
- Average humidity in October: 76%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (76%).
Average rainfall in October
Lena, IL
- Average rainfall in October: 2.09"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in October
Lena, IL
- Average rainfall days in October: 12.2 days
The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (5.3 days).
Average snowfall in October
Lena, IL
- Average snowfall in October: 0.51"
The month with the highest snowfall is January (3.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Lena, IL
- Average snowfall days in October: 1.1 days
The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Lena, IL
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in October: 5h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in October
Lena, IL
- Average sunshine days in October: 16.1 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in October
Lena, IL
- Average UV index in October: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Lena, IL
- Average cloud cover in October: 42
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility in October
Lena, IL
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
Lena, Illinois, USA
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