Alta Average Temperature by Month

This page shows the average temperature in each month of the year in Alta, Utah. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Alta?
In Alta, Utah, the warmest month is July, with an average daily high temperature of 73.0 °F and an average low of 50.1 °F.
What's the Coldest Month in Alta?
In Alta, Utah, the coolest month is January, with an average daily high temperature of 30.8 °F and an average low of 14.6 °F.
Month Avg. High Avg. Low
January 30.8 °F 14.6 °F
February 30.9 °F 15.0 °F
March 36.8 °F 19.9 °F
April 42.2 °F 24.3 °F
May 52.9 °F 33.4 °F
June 64.7 °F 42.0 °F
July 73.0 °F 50.1 °F
August 71.3 °F 48.9 °F
September 62.4 °F 41.0 °F
October 49.5 °F 30.6 °F
November 37.6 °F 20.9 °F
December 30.2 °F 14.1 °F
Year 48.6 °F 29.5 °F
Weather Station Details
Years Station Coordinates
1905–2024 Alta location
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