Indiana Annual Temperatures and Extremes

City

Avg High Temp

Avg Low Temp 

Avg Annual Temp

 Avg # days > 90F Avg # days < 32F  Record High Temp Record Low Temp
Evansville 66.5 45.7 56.1 42 97 105 / 1952 -23 / 1951
Ft Wayne 59.8 40.5 50.1 16 129 106 / 1988 -22 / 1985
Indianapolis 62.3 42.9 52.6 18 115 104 / 1954 -27 / 1994
South Bend 58.8 40.5 49.7 13 128 104 / 1988 -21 / 1984
  • Indiana annual average temperature - 51.64 degrees, 25th warmest state in the U.S.
  • Record Hottest year in Indiana - 1921 / Avg temperature 55.38 degrees
  • Record Coldest year in Indiana - 1917 / Avg temperature 48.31 degrees
  • Indiana average Summer temperature (June, July, August) 72.4 F degrees, 21st warmest U.S. summer state
  • Indiana average Winter temperature (December, January, February) 29.4 F degrees, 22nd coldest U.S. winter state

Indiana's Temperature Records 

  • Hottest temperature ever recorded: 116 F, Collegeville, northwest Indiana, 7/14/1936
  • Coldest temperature ever recorded: -36 F, New Whiteland. central Indiana, 1/19/1994
  • Hottest location ranked by highest average annual temperature: Evansville, southwest Indiana, 58.1 F
  • Coldest location ranked by lowest average annual temperature: Angola, northeast Indiana, 48.4 F
  • On January 3, 1940, Fort Wayne's longest stretch without a sub-zero temperature - 1413 days - ended 
    when the temperature fell to -1°. The most recent previous sub-zero temperature was -6° on February 19, 1936.

Air temperatures in Indiana have a wide annual range due to the state's location and its natural characteristics. The state record observed daily maximum temperature is 116 degrees at Collegeville on July 14, 1936. The record minimum temperature is -36 degrees observed on January 19, 1994 at New Whiteland. January is typically the coldest month of the year with normal daily maximum temperatures ranging from 31 to 38 degrees north to south across Indiana. Normal January minimums range between 15 and 21 degrees north to south. July is the warmest month with daily maximums averaging 80 to 83 degrees and minimums 63 to 65 degrees north to south. Winters have been milder than usual during the last decade due to the strong influences of El Nino on Indiana weather. Prolonged severe hot and cold spells are uncommon in Indiana.

January is typically the coldest month of the year with normal daily maximum temperatures ranging from 31 to 38° F north to south across Indiana. January minimums normally range between 15 and 21 north to south. July is the warmest month with daily maximums averaging 80 to 83° F and minima 63 to 65 north to south.

A strong El Niņo produces milder than usual winters in Indiana. Prolonged severe hot and cold spells are uncommon in the State.

 

Indiana precipitation averages and extremes, Indianapolis climate extremes/averages, precipitation and temperature data for all U.S. states and Top 10 U.S. climate extremes
Data source: National Climatic Data Center