December weather in Indianapolis, United States
Averages from 155 days in December across 2020–2024.
Typical conditions
| Average high | 6.9°C |
|---|---|
| Average low | -1.2°C |
| Average mean | 2.7°C |
| Total precipitation | 429.5 mm |
| Rainy days | 81 |
| Average precipitation hours | 3.5 h |
| Average max wind speed | 18.9 km/h |
| Average sunshine | 5.1 h/day |
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