Weather By Day

October Sioux City Weather 
October Sioux City Weather
Record High: 94°F
Normal High: 64°F
Normal Low: 38°F
Record Low: 12°F
Avg Monthly Rain: 1.99"
Rec 1 Day Rain: 4.42"
Avg Monthly Snow: 0.8"
Rec 1 Day Snow: 8.8"

Sioux City Weather In October

The hottest day in Sioux City Iowa in October for the past 70 years was 94 degrees Fahrenheit, measured on October 6, 1997, and the regular high is 64. The lowest documented temperature in October for Sioux City for the past 70 years was 12 most recently measured on October 30, 1993, while the standard low daily temperature for the month is 38.

National Weather Service historical Sioux City October Weather data indicates that on October 29, 1991, the recorded high did not exceed 28 degrees Fahrenheit, the lowest high measured in Sioux City in the past 70 years. Weather Service records also indicate that on October 6, 2007, the low temperature for the day was not measured below 70 degrees, the highest low measured in Sioux City in the last 70 years.

Historical weather data accumulated by the National Weather Service shows that the average daily high temperature in Sioux City on October First is 73 degrees Fahrenheit and the average high on the last day of October is 56 degrees. The average recorded low temperature in Sioux City on October First is 45 degrees Fahrenheit and the average low on the last day of October is 34 degrees.

Sioux City usually receives an average of 1.99 inches of precipitation during the month. The most precipitation recorded on a single day in October, according to October Sioux City Weather data, was 4.42 inches on October 30, 1979. Sioux City receives an average of 0.8 inches of snow in October.On October 31, 1991 Sioux City received 8.8 inches of precipitation, the highest snowfall recorded in a single day in October.