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
October witnesses a clear temperature decrease, falling from an agreeable 70°F (21.1°C) in September to a fresh 55°F (12.8°C). During October nights, Mattoon records an average temperature of 40.8°F (4.9°C).Humidity
In Mattoon, the average relative humidity in October is 77%.Rainfall
In Mattoon, in October, during 12.4 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, there are 126.9 rainfall days, and 23.03" (585mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows in Mattoon. Throughout October, in the average 1 snowfall days, it receives 0.35" (9mm) of snow. Throughout the year, in Mattoon, there are 62 snowfall days, and 22.2" (564mm) of snow is accumulated.Daylight
In Mattoon, the average length of the day in October is 10h and 57min.On the first day of the month, sunrise is at 6:55 am and sunset at 6:36 pm. On the last day of October, sunrise is at 7:34 am and sunset at 5:45 pm CDT.
Sunshine
The average sunshine in October in Mattoon is 5.2h.UV index
The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 2 in October leads to these guidelines:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October in Mattoon?
What is the average humidity in October in Mattoon?
How much does it rain in Mattoon in October?
When does it start snowing in Mattoon?
What is the average length of the day in October in Mattoon?
What time are sunrise and sunset in October in Mattoon?
How many hours of sunshine does Mattoon have in October?
How high is the UV index in October in Mattoon?
Average temperature in October
Mattoon, WI
- Average high temperature in October: 55°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 (22.3°F).
- Average low temperature in October: 40.8°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (11.5°F).
Average pressure in October
Mattoon, WI
- Average pressure in October: 29.97"Hg
The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Mattoon, WI
- Average wind speed in October: 8.4mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in October
Mattoon, WI
- Average humidity in October: 77%
The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April and May (75%).
Average rainfall in October
Mattoon, WI
- Average rainfall in October: 2.56"
The wettest month (with the highest rainfall) is May (3.19").
The driest months (with the least rainfall) are January and February (1.02").
Average rainfall days in October
Mattoon, WI
- Average rainfall days in October: 12.4 days
The month with the highest number of rainy days is May (15.1 days).
The months with the least rainy days are January and February (4.3 days).
Average snowfall in October
Mattoon, WI
- Average snowfall in October: 0.35"
The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Mattoon, WI
- Average snowfall days in October: 1 days
The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Mattoon, WI
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in October: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in October
Mattoon, WI
- Average sunshine days in October: 15.9 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is April (12.7 days).
Average UV index in October
Mattoon, WI
- Average UV index in October: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in October
Mattoon, WI
- Average cloud cover in October: 46
The months with the most cloud cover are January and February (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in October
Mattoon, WI
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).
Mattoon, Wisconsin, USA
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