Weather in Waterbury in December
Waterbury, United States averages a high of 5°C (41°F) and low of -2°C (28.4°F) in December, with 10 rain days and 5.9 hours of daily sunshine. Travel score: 48.6/100 (Mixed). The best time to visit Waterbury is August.
High
5°C41°F
Low
-2°C28°F
🌧️
10
rain days
☀️
5.9
hrs/day sunshine
💧
72%
humidity
49— Mixed
December in Waterbury is cold and occasionally wet — bring heavy winter clothing.
What are the average temperatures in Waterbury?
How much does it rain in Waterbury in December?
Waterbury receives an average of 106.6mm of rainfall across 10 rainy days in December. The annual total is 1167mm.
What should I pack for Waterbury in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 5°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around -2°C
🧣
Warm scarf
Protect against cold winds
Traveling to United States in December?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31