City break

Indianapolis weather in December

Temperature, rain and sunshine in December: long-term averages from 30 years of weather data, not a forecast.

18

Holiday weather in December

Poor

Best time to visit: May – June, August – October

What is the weather like in Indianapolis in December?

In December, Indianapolis is cold: daytime highs average 5 °C, and nights often drop below freezing (−3 °C). The sun is scarce, with only about 3 hours a day. Rain is frequent, with about 10 rainy days and 83 mm in total. Snow falls on about 3 days. All in all, December is not an ideal month for a holiday in Indianapolis.

December compared

How the weather changes from November to January. Tap a month to open it.

NovemberNovDecemberDecJanuaryJan
Score391821
Day11°5°2°
Night3°−3°−6°
Sun4 h3 h4 h
Rain days8109

More details for December

Daylight
9 h 23 min07:58 – 17:21
UV index
2 · lowclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
19 km/haverage daily peakAll months
Cloud cover
70 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
3 days1 cm or more of fresh snowAll months
Time zone
UTC−5America/Indiana/Indianapolis

How the score comes together

  • Temperatureweight 50 %0 %
  • Sunshineweight 20 %5 %
  • Few rainy daysweight 30 %55 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in December

  • Warm jacket
  • Hat, scarf & gloves
  • Rain jacket or umbrella

Indianapolis in December: quick answers

Is Indianapolis hot in December?

No. In December, Indianapolis is cold: daytime highs average 5 °C and nights drop to about −3 °C.

Does it rain much in Indianapolis in December?

Rain is frequent, with about 10 rainy days and 83 mm in total.

Indianapolis month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences