Weather in Sumy in December
Sumy, Ukraine averages a high of -0.8°C (30.6°F) and low of -5.1°C (22.8°F) in December, with 9 rain days and 1.7 hours of daily sunshine. Travel score: 30.1/100 (Poor). The best time to visit Sumy is August.
High
-1°C31°F
Low
-5°C23°F
🌧️
9
rain days
☀️
1.7
hrs/day sunshine
💧
86%
humidity
30— Poor
December in Sumy is freezing and occasionally wet — challenging weather conditions.
What are the average temperatures in Sumy?
How much does it rain in Sumy in December?
Sumy receives an average of 43.5mm of rainfall across 9 rainy days in December. The annual total is 591.5mm.
What should I pack for Sumy in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Heavy winter coat
Cold weather with highs around -1°C
🩳
Thermal base layers
Stay warm in freezing temperatures
🧤
Warm gloves
Cold nights around -5°C
🧣
Warm scarf
Protect against cold winds
🎉Visiting Ukraine in December?
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Data based on 1994–2024 averages · Last updated: 2024-12-31