Indianapolis Intl
Weather station · 39.7°N 86.3°W · 242 m above sea level
ICAO KINDWMO 72438Station data since 1948
Record high
34.4°C
in 2010
Record low
1.1°C
in 1974
Average high
23.1°C
all years on record
18.8°C short of the record for 23 September
Today’s high 15.6°C against 34.4°C in 2010. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
40.6°C
- Date
- Friday, 6 July 2012
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Indianapolis Intl, United States
- Position
- 39.73°N 86.28°W · 242 m
Highest highest in available records since 1948. Source: NOAA GHCN-Daily.
All-time record low
−32.8°C
- Date
- Wednesday, 19 January 1994
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Indianapolis Intl, United States
- Position
- 39.73°N 86.28°W · 242 m
Highest and lowest lowest in available records since 1948. Source: NOAA GHCN-Daily.
Where Indianapolis Intl is
39.73°N 86.28°W
Every year on record
1948 to 2026
Annual average · °C
Trend over 78 years with data: +0.14 °C per decade
Source: NOAA GHCN-Daily. Years the station did not cover are left as gaps, never joined across. The dashed line is a least squares trend through the years that have data.
Records by month
Jan
21.7°
−32.8°
Feb
25.0°
−29.4°
Mar
31.1°
−21.7°
Apr
31.7°
−7.8°
May
35.0°
−2.7°
Jun
40.0°
2.8°
Jul
40.6°
8.9°
Aug
38.9°
5.0°
Sep
37.8°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 15.6°C | 00:54 UTC | 15.0°C | 03:54 UTC |
| 2026-09-22 | 17.8°C | 19:54 UTC | 16.1°C | 16:54 UTC |
Nearby stations
Data sources for this page
| Figure | Source | Type |
|---|---|---|
| Right now, today so far | NOAA Aviation Weather Center (METAR) and NOAA NWS WMO bulletins (SYNOP) | Measured, station |
| All-time, monthly and on-this-day records | NOAA NCEI Global Historical Climatology Network daily (GHCN-Daily), 1948 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
