A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >
Quick Links: Daily/Monthly Summaries | Normals
Frost/Freeze | Records
Holidays and Events | Past Climate Summaries
Monthly Precipitation Table (20 years)
Indianapolis International Airport Daily and Monthly Climate Summaries (CF6)
| Month | Average High |
Average Low |
Average Precip |
Average Snowfall |
| January | 36.1 | 20.9 | 3.12 | 8.8 |
| February | 40.8 | 24.2 | 2.43 | 6.0 |
| March | 51.9 | 33.0 | 3.69 | 3.2 |
| April | 63.9 | 43.3 | 4.34 | 0.2 |
| May | 73.4 | 53.7 | 4.75 | 0.0 |
| June | 82.0 | 62.9 | 4.95 | 0.0 |
| July | 85.2 | 66.4 | 4.42 | 0.0 |
| August | 84.3 | 65.0 | 3.20 | 0.0 |
| September | 78.2 | 57.4 | 3.14 | 0.0 |
| October | 65.6 | 45.5 | 3.22 | 0.1 |
| November | 51.8 | 34.9 | 3.45 | 0.8 |
| December | 40.4 | 26.2 | 2.92 | 6.4 |
| Annual | 62.9 | 44.6 | 43.63 | 25.5 |
NOTE: These records are now found at the new Climate Records page.
Highest Temperature ever recorded: 106 on July 14, 1936 (last of several dates)
Lowest Temperature ever recorded: -27 on January 19, 1994
Greatest temperature change during a calendar day: 58 degrees on January 12, 1916
The high was 68 degrees while the low was 10 degrees.
Average First Freeze Date: October 26
Average Last Freeze Date: April 17
Earliest First Freeze Date on Record: September 30, 1899 and 1993
Latest Last Freeze Date on Record: May 27, 1961
Precipitation (in inches)
Maximum in 24 hours: 7.20 on September 1, 2003
Maximum in 1 Month: 13.14 in July 2015
Minimum in 1 Month: 0.07 in March 1910
Maximum in 1 Year: 57.50 in 1876
Minimum in 1 Year: 24.97 in 1934
Most consecutive days with measurable precipitation: 13; from April 9-21, 1893
Most consecutive days without measurable precipitation: 39; from August 14-September 22, 1908
Snowfall (in inches)
Maximum in 24 hours: 12.5 on February 24-25, 1965
Maximum in a single storm: 16.1 on February 16-17, 1910
Maximum in 1 month: 30.6 in January 1978
Maximum in 1 season: 58.2 on 1981-82
Maximum Depth Measured: 20 on January 26-28, 1978
Normal Date of First Measurable Snowfall: November 24
Normal Date of Last Measurable Snowfall: March 16
Earliest Date of First Measurable Snowfall: October 18, 1989
Latest Date of Last Measurable Snowfall: May 9, 1923
Since 1948...
Day of the Year which has Received the Most Snow: February 25 with 40.8 inches
Maximum Snowfall in a Calendar Day: March 19, 1906 with 12.1 inches
Day of the Year with the Greatest Average Snow Depth: January 31 with 1.7 inches on the ground
Day(s) of the Year with the Most Number of Snow Days of a Trace or Greater: January 9, 15 and 30 with 29 Days
Wind (miles-per-hour)
Average direction and speed: 9.6 from the Southwest
Highest wind gust (1984-present): 85 on April 24, 2006
Pressure (inches of Mercury, reduced to sea level)
Highest: 30.96 on February 12, 1981
Lowest: 28.78 on February 28, 1902
| January | February | March | April |
| May | June | July | August |
| September | October | November | December |
| Winter (2023-24) | Spring | Summer | Fall |
| Annual |
| January | February | March | April |
| May | June | July | August |
| September | October | November | December |
| Winter (2022-23) | Spring | Fall | |
| Annual |
Indianapolis Observed Monthly Precipitation Table
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