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
With October's arrival, Grantfork sees a decrease in average high-temperatures, moving from a warm 78.1°F (25.6°C) in September to a comfortable 65.7°F (18.7°C). Grantfork experiences a consistent average temperature of 48.9°F (9.4°C) throughout the nights in October.Humidity
The least humid month is October, with an average relative humidity of 71%.Rainfall
In Grantfork, in October, during 7.3 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Grantfork, Illinois, during the entire year, the rain falls for 110.6 days and collects up to 12.01" (305mm) of precipitation.Snowfall
Months with snowfall are January through March, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Grantfork, Illinois, during the entire year, snow falls for 15.9 days and aggregates up to 2.32" (59mm) of snow.Daylight
The average length of the day in October in Grantfork is 11h and 10min.On the first day of the month, sunrise is at 6:55 am and sunset at 6:40 pm. On the last day of October, in Grantfork, sunrise is at 7:25 am and sunset at 5:59 pm CDT.
Sunshine
The average sunshine in October is 6.3h.UV index
The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In October, the maximum UV index of 3 transforms into these recommendations:
Take necessary precautions - Defending against sun damage is advocated. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What are the temperatures in Grantfork in October?
What is the least humid month in Grantfork?
What is the average humidity in October in Grantfork?
How many days does it rain in October in Grantfork?
When does it start to snow in Grantfork?
What is the average length of the day in October in Grantfork?
When is the sunrise / sunset in October in Grantfork?
How long on average sun shines in October in Grantfork?
What is the UV index intensity in October in Grantfork?
Average temperature in October
Grantfork, IL
- Average high temperature in October: 65.7°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in October: 48.9°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in October
Grantfork, IL
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Grantfork, IL
- Average wind speed in October: 8.2mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in October
Grantfork, IL
- Average humidity in October: 71%
The months with the highest relative humidity are July and August (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in October
Grantfork, IL
- Average rainfall in October: 1.02"
The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in October
Grantfork, IL
- Average rainfall days in October: 7.3 days
The month with the highest number of rainy days is May (13.1 days).
The months with the least rainy days are January and December (5.9 days).
Average snowfall in October
Grantfork, IL
- Average snowfall in October: 0.04"
The month with the highest snowfall is December (0.94").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in October
Grantfork, IL
- Average snowfall days in October: 0.1 days
The months with the highest number of snowfall days are January and February (4.8 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
Grantfork, IL
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 6h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in October
Grantfork, IL
- Average sunshine days in October: 21.5 days
The month with the most sunshine days is December (21.8 days).
The month with the least sunshine days is July (14.5 days).
Average UV index in October
Grantfork, IL
- Average UV index in October: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Grantfork, IL
- Average cloud cover in October: 32
The months with the most cloud cover are January and February (Cloud cover 50).
The months with the least cloud cover are June, July, August and September (Cloud cover 28).
Average visibility in October
Grantfork, 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).
Grantfork, Illinois, USA
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