Joliet Weather in December

December in Joliet brings low temperatures, with daytime highs of 3°C (37°F) and nights around -5°C (23°F). Quite a bit of snow/rainfall is expected, around 77 mm (3 in), so pack an umbrella.

Rainfall in Joliet in December

On average, there are about 13 days with snow/rain during this month, averaging 77 mm (3 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Joliet in December

Daytime highs in Joliet in December reach 3°C (37°F), with nights around -5°C (23°F). Winter occurs in December. Staying warm is the main priority this month, especially during mornings and evenings. With overnight lows of -5°C (23°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. With temperatures this low, you'll need to dress warmly. Staying prepared is crucial to avoid the discomfort of the cold.

Sunshine in Joliet in December

With about 107 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. September typically offers the best weather for Joliet.