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 the transition to October, Big Rock observes a drop in the average high-temperature, moving from a warm 73.8°F (23.2°C) in September to a moderate 60.3°F (15.7°C). In Big Rock, October's nights observe an average temperature dip to a frosty 44.4°F (6.9°C).Humidity
With an average relative humidity of 74%, October is the least humid month in Big Rock.Rainfall
In Big Rock, during October, the rain falls for 13.8 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Big Rock, during the entire year, the rain falls for 156.4 days and collects up to 30.98" (787mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Big Rock. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 44.6 snowfall days, and 15.2" (386mm) of snow is accumulated.Daylight
The average length of the day in October in Big Rock is 11h and 4min.On the first day of October in Big Rock, sunrise is at 6:51 am and sunset at 6:35 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:49 pm CDT.
Sunshine
In October, the average sunshine in Big Rock is 5.5h.UV index
In Big Rock, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 2 in October, converts into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. During bright days, sunglasses that offer UVA and UVB defense are recommended. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What are the temperatures in Big Rock in October?
What is the least humid month in Big Rock?
What is the average humidity in October in Big Rock?
How much does it rain in Big Rock in October?
When does it start to snow in Big Rock?
What is the average length of the day in October in Big Rock?
When are sunrise and sunset in October in Big Rock?
How long on average sun shines in October in Big Rock?
What is the UV index intensity in October in Big Rock?
Average temperature in October
Big Rock, IL
- Average high temperature in October: 60.3°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in October: 44.4°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in October
Big Rock, IL
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Big Rock, IL
- Average wind speed in October: 8.6mph
The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in October
Big Rock, IL
- Average humidity in October: 74%
The months with the highest relative humidity are January, July and August (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in October
Big Rock, IL
- Average rainfall in October: 2.72"
The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is December (1.57").
Average rainfall days in October
Big Rock, IL
- Average rainfall days in October: 13.8 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (6 days).
Average snowfall in October
Big Rock, IL
- Average snowfall in October: 0.04"
The month with the highest snowfall is January (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Big Rock, IL
- Average snowfall days in October: 0.4 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
Big Rock, IL
- Average daylight in October: 11h and 1min
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 12min).
- Average sunshine in October: 5h and 3min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in October
Big Rock, IL
- Average sunshine days in October: 15.3 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.3 days).
Average UV index in October
Big Rock, IL
- Average UV index in October: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Big Rock, IL
- Average cloud cover in October: 42
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in October
Big Rock, IL
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Big Rock, Illinois, USA
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