Climate almanac
Portland
Indiana, United States · 40.43°, -84.98°
What is the weather like in Portland in December?
In December, Portland is typically 42°F (5°C) during the day and 28°F (-2°C) at night. The month brings about 2.8 in (71 mm) of precipitation in total. Snowfall averages about 2.9 in (73 mm) over the month.
- Average high42°F (5°C)
- Average low28°F (-2°C)
- Precipitation2.8 in (71 mm)
- Clear or mostly clear days5
- Snowfall2.9 in (73 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)