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
During the transition into October, Alpha observes a decrease in the average high-temperature, falling from a warm 75.4°F (24.1°C) in September to a comfortable 61.3°F (16.3°C). An average nighttime temperature of 45.1°F (7.3°C) is witnessed in Alpha throughout October.Humidity
The least humid month in Alpha is October, with an average relative humidity of 71%.Rainfall
In Alpha, in October, during 12.2 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Alpha, during the entire year, the rain falls for 143.6 days and collects up to 27.99" (711mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Alpha, Illinois. October is the first month it typically snows. Throughout October, in the average 0.6 snowfall days, it receives 0.59" (15mm) of snow. Throughout the year, in Alpha, Illinois, there are 36.5 snowfall days, and 13.5" (343mm) of snow is accumulated.Daylight
In October, the average length of the day is 11h and 5min.On the first day of the month, sunrise is at 6:58 am and sunset at 6:42 pm. On the last day of October, in Alpha, sunrise is at 7:32 am and sunset at 5:57 pm CDT.
Sunshine
The average sunshine in October in Alpha, Illinois, is 5.5h.UV index
In October, the average daily maximum UV index in Alpha is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 2 in October leads to these recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The solar radiation around mid-day is intense; avoid the Sun and stay safe. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature in Alpha?
What is the least humid month in Alpha?
What is the average humidity in October in Alpha?
How much does it rain in Alpha in October?
When does it start to snow in Alpha?
How many hours of daylight does Alpha have in October?
When are sunrise and sunset in October in Alpha?
How many hours of sunshine does Alpha have in October?
How high is the UV index in October in Alpha?
Average temperature in October
Alpha, IL
- Average high temperature in October: 61.3°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 (28.4°F).
- Average low temperature in October: 45.1°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 (16.2°F).
Average pressure in October
Alpha, 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 (29.9"Hg).
Average wind speed in October
Alpha, IL
- Average wind speed in October: 9.5mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in October
Alpha, IL
- Average humidity in October: 71%
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in October
Alpha, IL
- Average rainfall in October: 2.48"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is December (1.26").
Average rainfall days in October
Alpha, IL
- Average rainfall days in October: 12.2 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (5 days).
Average snowfall in October
Alpha, IL
- Average snowfall in October: 0.59"
The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Alpha, IL
- Average snowfall days in October: 0.6 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Alpha, 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 18min).
- Average sunshine in October: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in October
Alpha, IL
- Average sunshine days in October: 16.4 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in October
Alpha, 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
Alpha, IL
- Average cloud cover in October: 38
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in October
Alpha, 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).
Alpha, Illinois, USA
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