Indianapolis, IN All-Time Weather Extremes
The most extreme temperature, precipitation, and snowfall ever recorded in Indianapolis, from NOAA daily weather observations.
| Temperature | ||
|---|---|---|
| Record High | 105°F (41°C) | July 6, 2012 and July 7, 2012 |
| Record Low | -27°F (-33°C) | January 19, 1994 |
| Lowest High | -11°F (-24°C) | January 20, 1985 |
| Highest Low | 80.9°F (27°C) | July 7, 2012 |
| Highest Mean | 93.0°F (34°C) | July 7, 2012 |
| Lowest Mean | -16.5°F (-27°C) | January 20, 1985 |
| Precipitation | ||
| Max in One Calendar Day | 7.20" (182.9 mm) | September 1, 2003 |
| Max in One Month | 13.14" (333.8 mm) | July 2015 |
| Least in One Month | 0.09" (2.3 mm) | June 2012 |
| Max in One Year | 56.85" (1444.0 mm) | 1996 |
| Least in One Year | 27.96" (710.3 mm) | 1954 |
| Snowfall | ||
| Max in One Calendar Day | 11.4" (29.0 cm) | January 5, 2014 |
| Max in One Month | 30.7" (77.9 cm) | January 1978 |
| Max in One Season | 58.2" (147.9 cm) | 1981-82 |
| Max in One Year | 55.0" (139.6 cm) | 1996 |
| Earliest Snow | 0.2" (0.5 cm) | October 18, 1989 |
| Earliest Measurable Snow | 0.2" (0.5 cm) | October 18, 1989 |
| Latest Snow | 0.2" (0.5 cm) | May 6, 1989 |
| Latest Measurable Snow | 0.2" (0.5 cm) | May 6, 1989 |
| Period of Record | ||
| Temperature | January 1, 1948 – February 5, 2025 | |
| Precipitation | January 1, 1948 – February 5, 2025 | |
| Snowfall | January 1, 1948 – February 5, 2025 | |
Note: Records compiled from NOAA GHCN-Daily observations at INDIANAPOLIS (10 mi from Indianapolis, IN). Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.
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Frequently Asked Questions
What is the hottest temperature ever recorded in Indianapolis, IN?
The all-time record high in Indianapolis, IN is 105°F (41°C), set on July 6, 2012 and July 7, 2012.
What is the coldest temperature ever recorded in Indianapolis, IN?
The all-time record low in Indianapolis, IN is -27°F (-33°C), set on January 19, 1994.
What is the most rain Indianapolis, IN has ever had in one day?
The most precipitation recorded in one calendar day near Indianapolis, IN is 7.20 inches, on September 1, 2003.
What is the biggest snowfall ever recorded in Indianapolis, IN?
The most snow recorded in one calendar day near Indianapolis, IN is 11.4 inches, on January 5, 2014.
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