Frankfort Average Temperature by Month

This page shows the average temperature in each month of the year in Frankfort, Indiana. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Frankfort?
In Frankfort, Indiana, the warmest month is July, with an average daily high temperature of 83.5 °F and an average low of 63.7 °F.
What's the Coldest Month in Frankfort?
In Frankfort, Indiana, the coolest month is January, with an average daily high temperature of 33.9 °F and an average low of 18.7 °F.
Month Avg. High Avg. Low
January 33.9 °F 18.7 °F
February 38.3 °F 21.8 °F
March 49.6 °F 30.8 °F
April 62.4 °F 40.7 °F
May 72.8 °F 51.6 °F
June 81.2 °F 60.8 °F
July 83.5 °F 63.7 °F
August 82.3 °F 61.9 °F
September 77.2 °F 54.4 °F
October 64.8 °F 43.7 °F
November 50.3 °F 33.1 °F
December 38.6 °F 24.3 °F
Year 61.3 °F 42.2 °F
Weather Station Details
Years Station Coordinates
1914–2024 Frankfort Disposal location
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