Weather in Union in December
Union, United States averages a high of 6.2°C (43.2°F) and low of -0.9°C (30.4°F) in December, with 9 rain days and 5.9 hours of daily sunshine. Travel score: 51.3/100 (Mixed). The best time to visit Union is July.
High
6°C43°F
Low
-1°C30°F
🌧️
9
rain days
☀️
5.9
hrs/day sunshine
💧
72%
humidity
51— Mixed
December in Union is cold and occasionally wet — mixed conditions — plan indoor alternatives.
What are the average temperatures in Union?
How much does it rain in Union in December?
Union receives an average of 101.8mm of rainfall across 9 rainy days in December. The annual total is 1161.2mm.
What should I pack for Union in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 6°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around -1°C
🧣
Warm scarf
Protect against cold winds
🎉Visiting United States in December?
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Data based on 1994–2024 averages · Last updated: 2024-12-31