Weather By Day

October Grand Junction Weather 
October Grand Junction Weather
Record High: 87°F
Normal High: 67°F
Normal Low: 39°F
Record Low: 15°F
Avg Monthly Rain: 1"
Rec 1 Day Rain: 1.1"
Avg Monthly Snow: 0.5"
Rec 1 Day Snow: 5.3"

Grand Junction Weather In October

The hottest day in Grand Junction Colorado in October for the past 64 years was 87 degrees Fahrenheit, measured on October 23, 2003, and the normal high is 67. The lowest documented temperature in October for Grand Junction for the past 64 years was 15 registered on October 31, 1991, and the normal low daily temperature is 39.

United States NWS historical Grand Junction October Weather data records that on October 31, 1972, the high temperature did not exceed 31 degrees Fahrenheit, the lowest high measured in Grand Junction in the past 64 years. Weather Service records additionally show that on October 4, 2005, the recorded low temperature for the day did not drop below 64 degrees, the highest low measured in Grand Junction in the last 64 years.

Historical weather data accumulated by the National Weather Service shows that the average daily high temperature in Grand Junction on October First is 76 degrees Fahrenheit and the average high on the last day of October is 59 degrees. The low recorded temperature in Grand Junction on October First averages 46 degrees Fahrenheit and the low temperature on the final day of October averages 34 degrees.

Grand Junction normally receives an average of 1 inches of rain during October. According to October Grand Junction Weather records, the most rain measured in a single day in October was 1.1 inches on October 18, 1965. Grand Junction receives an average of 0.5 inches of snow in October. The highest snowfall measured in a single day in October was 5.3 inches on October 24, 1975.