Kharkiv vs Voronezh: which is sunnier?
🇺🇦 Ukraine vs 🇷🇺 Russia · 294 km apart · long-term climate normals (NASA POWER, 2001–2020)
Kharkiv and Voronezh are virtually tied for annual sunshine — about 2,041 vs 2,048 hours a year. Kharkiv has the higher Sunshine Score in 2 of 12 months, Voronezh in 1 (9 within 2 points).
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.

At a glance
| Kharkiv | Voronezh | |
|---|---|---|
| Sunshine hours / year | 2,041 | 2,048 |
| Sunniest month | August (83/100) | August (82/100) |
| Nov–Feb average score | 0/100 | 0/100 |
| Jun–Aug average score | 80/100 | 81/100 |
| Rain / year | 584 mm | 591 mm |
| Peak midday UV | 6 (high) | 6 (high) |
Kharkiv vs Voronezh month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Kharkiv | Voronezh | Kharkiv | Voronezh | Kharkiv | Voronezh | |
| January | 0 | 0 | -4° | -6° | 48 | 50 |
| February | 0 | 0 | -2° | -5° | 38 | 42 |
| March | 0 | 0 | 5° | 2° | 43 | 42 |
| April | 42 | 27 | 14° | 12° | 38 | 47 |
| May | 80 | 81 | 21° | 20° | 59 | 51 |
| June | 79 | 79 | 25° | 24° | 65 | 64 |
| July | 78 | 81 | 29° | 27° | 67 | 55 |
| August | 83 | 82 | 29° | 27° | 39 | 45 |
| September | 82 | 82 | 22° | 20° | 46 | 46 |
| October | 34 | 20 | 13° | 11° | 48 | 51 |
| November | 0 | 0 | 4° | 2° | 44 | 48 |
| December | 0 | 0 | -2° | -4° | 49 | 50 |
The sunnier month by month: Jan even · Feb even · Mar even · Apr Kharkiv · May even · Jun even · Jul Voronezh · Aug even · Sep even · Oct Kharkiv · Nov even · Dec even.
When to pick which
- November–February: too close to call — Kharkiv averages 0/100, Voronezh 0/100. Kharkiv is the warmer, around -1°C daytime highs vs -3°C. See the winter sun ranking.
- March–May: Kharkiv (average score 41/100 vs 36). Kharkiv is the warmer, around 13°C daytime highs vs 11°C.
- June–August: too close to call — Kharkiv averages 80/100, Voronezh 81/100. Kharkiv is the warmer, around 28°C daytime highs vs 26°C.
- September–October: Kharkiv (average score 58/100 vs 51). Kharkiv is the warmer, around 18°C daytime highs vs 16°C.
Full month-by-month guides: Kharkiv weather by month · Voronezh weather by month · Best time to visit Ukraine · Best time to visit Russia.
More comparisons: Kharkiv vs Rostov-on-Don · Kharkiv vs Belgorod · Kharkiv vs Boryspil · Voronezh vs Moscow · Voronezh vs Saratov · Voronezh vs Belgorod · all head-to-heads