Bluffton Weather in December

What's the weather like in Bluffton (Indiana) in December 2025?

The climate in Bluffton during December can be summarized as cold and reasonably dry.

December is in the winter in Bluffton and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 2°C (36°F), whilst at night -6°C (22°F) is normal.

Bluffton weather averages (imperial / metric)
Daytime temperature 2.4°C 36.2°F
Nightly temperature -5.8°C 21.7°F
Average temperature -1.7°C 28.9°F
Daily sunshine 3.8 hrs
Avg rainfall 71 mm 2.8 ins
Rainy days 13 days
Sea temperature 7.6°C 45.6°F
Humidity 79%
Windspeed 19.1kph 12 mph

On average December is the 4th driest month of the year in Bluffton with around 71mm 2.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.8 hours of sunshine per day.

December temperatures in Bluffton

Bluffton average temperature in December

December rainfall

Bluffton average rain in December

December hourly sunshine

Bluffton average rain in December

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Bluffton in December 2025.

Other monthly averages

Best places to visit in December

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Bluffton weather stats

Bluffton weather statistics
Hottest month: July 29.1°C 84.4°F
Driest month: February 52mm 2ins
Sunniest month: July 11.5hrs
Coldest month: January -0.6°C 30.9°F
Wettest month: June 102mm 4ins
Map showing location of Bluffton (40.73866, -85.17164) Bluffton map pin © Google

Locations nearby

Top United States locations