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 brings a decrease in the average high-temperature, falling from September's warm 76.8°F (24.9°C) to a refreshing 63.7°F (17.6°C). Mason City temperatures generally rest at a low of 47.3°F (8.5°C) during the October nights.Humidity
The least humid month is October, with an average relative humidity of 70%.Rainfall
In Mason City, in October, it is raining for 12.4 days, with typically 2.76" (70mm) of accumulated precipitation. Throughout the year, there are 150 rainfall days, and 29.84" (758mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows in Mason City. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 31.9 snowfall days, and 11.06" (281mm) of snow is accumulated.Daylight
In October, the average length of the day is 11h and 7min.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, sunrise is at 7:27 am and sunset at 5:56 pm CDT.
Sunshine
In October, the average sunshine in Mason City, Illinois, is 5.9h.UV index
The average daily maximum UV index in October in Mason City is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The UV index of 3 during October leads to these advisories:
Take necessary precautions - Defending against sun damage is advocated. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What is the usual temperature for Mason City in October?
What is the least humid month in Mason City?
What is the average humidity in October in Mason City?
How much does it rain in Mason City in October?
When does it start snowing in Mason City?
How many hours of daylight does Mason City have in October?
When is the sunrise / sunset in October in Mason City?
How long on average sun shines in October in Mason City?
What is the UV index reading in October in Mason City?
Average temperature in October
Mason City, IL
- Average high temperature in October: 63.7°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in October: 47.3°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in October
Mason City, IL
- Average pressure in October: 30.02"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Mason City, IL
- Average wind speed in October: 9.1mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in October
Mason City, IL
- Average humidity in October: 70%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).
Average rainfall in October
Mason City, IL
- Average rainfall in October: 2.76"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is December (1.46").
Average rainfall days in October
Mason City, IL
- Average rainfall days in October: 12.4 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in October
Mason City, IL
- Average snowfall in October: 0.04"
The month with the highest snowfall is January (3.98").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Mason City, IL
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (10.7 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
Mason City, IL
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in October: 5h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in October
Mason City, IL
- Average sunshine days in October: 16.9 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.5 days).
Average UV index in October
Mason City, IL
- Average UV index in October: 3
The months with the highest UV index are 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
Mason City, IL
- Average cloud cover in October: 36
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in October
Mason City, IL
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Mason City, Illinois, USA
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