Sault Ste. Marie Average Temperature by Month

This page shows the average temperature in each month of the year in Sault Ste. Marie, Michigan. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Sault Ste. Marie?
In Sault Ste. Marie, Michigan, the warmest month is July, with an average daily high temperature of 76.1 °F and an average low of 55.1 °F.
What's the Coldest Month in Sault Ste. Marie?
In Sault Ste. Marie, Michigan, the coolest month is January, with an average daily high temperature of 23.2 °F and an average low of 8.3 °F.
Month Avg. High Avg. Low
January 23.2 °F 8.3 °F
February 25.6 °F 9.1 °F
March 34.8 °F 17.8 °F
April 47.8 °F 30.2 °F
May 62.4 °F 40.9 °F
June 71.8 °F 49.6 °F
July 76.1 °F 55.1 °F
August 75.0 °F 55.3 °F
September 67.3 °F 48.6 °F
October 53.4 °F 38.4 °F
November 40.5 °F 28.1 °F
December 29.7 °F 17.0 °F
Year 50.8 °F 33.3 °F
Weather Station Details
Years Station Coordinates
1931–2024 Sanderson Field location
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