Indiana Weather in December

December in Indiana typically sees daytime highs of 5°C (41°F) and nighttime lows of -3°C (27°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the winter season.

Rainfall in Indiana in December

You can expect snow/rain on roughly 16 days based on historical data, averaging 111 mm (4.4 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Indiana in December

Temperatures in Indiana in December top out at 5°C (41°F) and drop to -3°C (27°F) overnight. During December, the winter season is in full swing. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights are well below freezing at -3°C (27°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation.

December in Indiana can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.