Indianapolis Climatological
Information

 

Daily/Monthly Summaries | Normals
Records | Holidays and Events

NOTE:

The climate information on this page is PRELIMINARY. CERTIFIED climate data is available from the National Climatic Data Center (828-271-4800) or from the Midwest Climate Center (217-244-8226). For questions regarding climate information on this page, send an e-mail to our Webmaster, or call our public service line at 317-856-0664 (weekdays, 8:00am-3:30pm). Additional information can also be found on the NOAA Climate Page or the Indiana State Climate Office.

Indianapolis Monthly Summaries 1996-Present

Indianapolis International Airport Daily and Monthly Climate Summaries (CF6s and CLMs)

 

 

 

 


 

 

Indianapolis Normals and Averages

Monthly Climate Averages for Indianapolis (1981-2010)
Month Average High
Average Low
Average Precip
Average Snowfall
January 35 .6 20.5 2.66 8.6
February 40.2 23.9 2.32 6.5
March 51.7 32.8 3.56 2.6
April 63.4 42.7 3.81 0.2
May 72.8 52.6 5.05 Trace
June 81.9 62.1 4.25 0.0
July 85.0 65.8 4.55 0.0
August 84.0 64.4 3.13 0.0
September 77.6 56.2 3.12 0.0
October 65.3 44.7 3.12 0.4
November 52.2 35.1 3.70 0.7
December 38.9 24.4 3.17 6.9
Annual 62.5 43.9 42.44 25.9

 

Indianapolis Records

Daily Records:

Temperature, Precipitation, Snowfall/Snow Depth, Lowest Maximum/Highest Minimum Temperature

 

Please choose the month and the type of data you are interested in:

   

Monthly Temperature and Precipitation Extremes:

Click on the month to get the top ten temperature and precipitation extremes for that month.

January February March April May June
July August September October November December

(Updated as records occur) 

Seasonal Temperature and Precipitation Extremes

Click on a season to get extreme temperature and precipitation data. 

 

Winter Spring Summer Fall Annual

 

(Updated as records occur)

Holidays and Events Extremes and Normals

New Years Christmas Thanksgiving  Easter

Frost and Freeze Information

Spring and Fall Information

Other Records and Averages of Interest for Indianapolis:

For records across Indiana, please visit the Indiana State Climatologist's page

Temperature

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 16
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: 13.12 in July 1875
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

Average Date of First Measurable Snowfall: November 19
Average Date of Last Measurable Snowfall: March 30
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: January 5, 2014 with 11.4 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 on record: 111 from the Northwest on June 29, 1929

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