Weather in Washington in December
Washington, United States averages a high of 8.3°C (46.9°F) and low of 0.2°C (32.4°F) in December, with 8 rain days and 6.4 hours of daily sunshine. Travel score: 56.2/100 (Mixed). The best time to visit Washington is September.
High
8°C47°F
Low
0°C32°F
🌧️
8
rain days
☀️
6.4
hrs/day sunshine
💧
71%
humidity
56— Mixed
December in Washington is cool and occasionally wet — mixed conditions — plan indoor alternatives.
What are the average temperatures in Washington?
How much does it rain in Washington in December?
Washington receives an average of 88.3mm of rainfall across 8 rainy days in December. The annual total is 1110.7mm.
What should I pack for Washington in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 8°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 0°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