Indianapolis Region
Climate & Natural Disasters Climate Average Daily Temperature (Fahrenheit) July January
High 85.3° 35.5°
Annual Average Temperature Annual Average Rainfall Annual Average Snowfall Average Prevailing Wind Direction & Speed
Low 65.3° 19.5°
Average 75.3° 27.5°
52.7° 40.9” 25.2” SW 9.9 mph
Natural Disasters Hurricane frequency (Indiana) Tornado Frequency (Marion County, 1950-2017) Flood frequency (Marion County, 1950-2017) Hail storm frequency (Marion County, 1950-2017) Earthquake zone/seismic rating (Marion County)
0 events (0 days per year) 45 events over 43 days (0.2 days per year) 59 events over 47 days (0.2 days per year) 333 events over 134 days (0.5 days per year) Seismic Zone 1 (scale: 0=low risk to 5=high risk)
Seismic Map of the United States
Indianapolis Region
Sources: NOAA Storm Events Database and U.S. Geological Survey
The 9-county Indianapolis Region includes Boone, Hamilton, Hancock, Hendricks, Johnson, Madison, Marion, Morgan and Shelby counties. Last Updated 8/23/2018
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