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
The commencement of October involves a temperature shift, with the average high-temperature dropping from a moderately hot 75.4°F (24.1°C) in September to a refreshing 61.3°F (16.3°C). In the month of October, an average of 45°F (7.2°C) marks the low-temperature.Humidity
With an average relative humidity of 71%, October is the least humid month in Green Rock, Illinois.Rainfall
In Green Rock, in October, it is raining for 8.4 days, with typically 0.71" (18mm) of accumulated precipitation. In Green Rock, during the entire year, the rain falls for 99.4 days and collects up to 9.57" (243mm) of precipitation.Snowfall
January through April, September through December are months with snowfall. In Green Rock, in October, during 0.6 snowfall days, 0.31" (8mm) of snow is typically accumulated. Throughout the year, in Green Rock, there are 24.5 snowfall days, and 4.09" (104mm) of snow is accumulated.Daylight
In Green Rock, the average length of the day in October is 11h and 5min.On the first day of the month, sunrise is at 6:59 am and sunset at 6:42 pm. On the last day of October, in Green Rock, Illinois, sunrise is at 7:32 am and sunset at 5:57 pm CDT.
Sunshine
In October, the average sunshine is 5.5h.UV index
In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in October interprets into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What is the average October temperature in Green Rock?
What is the least humid month in Green Rock?
What is the average humidity in October in Green Rock?
How many days does it rain in October in Green Rock?
How much does it snow in Green Rock in October?
What is the average length of the day in October in Green Rock?
When are sunrise and sunset in October in Green Rock?
How long on average sun shines in October in Green Rock?
How high is the UV index in October in Green Rock?
Average temperature in October
Green Rock, IL
- Average high temperature in October: 61.3°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in October: 45°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in October
Green Rock, 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
Green Rock, 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
Green Rock, 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
Green Rock, IL
- Average rainfall in October: 0.71"
The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.35").
Average rainfall days in October
Green Rock, IL
- Average rainfall days in October: 8.4 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.2 days).
Average snowfall in October
Green Rock, IL
- Average snowfall in October: 0.31"
The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in October
Green Rock, IL
- Average snowfall days in October: 0.6 days
The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Green Rock, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in October
Green Rock, IL
- Average sunshine days in October: 21.3 days
The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (14.4 days).
Average UV index in October
Green Rock, IL
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in October
Green Rock, 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 August (Cloud cover 30).
Average visibility in October
Green Rock, 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).
Green Rock, Illinois, USA
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