Zagreb vs Graz: which is sunnier?
🇭🇷 Croatia vs 🇦🇹 Austria · 147 km apart · long-term climate normals (NASA POWER, 2001–2020)
Zagreb and Graz are virtually tied for annual sunshine — about 2,018 vs 1,953 hours a year. Zagreb has the higher Sunshine Score in 6 of 12 months, Graz in 1 (5 within 2 points).
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
At a glance
| Zagreb | Graz | |
|---|---|---|
| Sunshine hours / year | 2,018 | 1,953 |
| Sunniest month | July (76/100) | May (74/100) |
| Nov–Feb average score | 5/100 | 2/100 |
| Jun–Aug average score | 75/100 | 70/100 |
| Rain / year | 1,010 mm | 833 mm |
| Peak midday UV | 7 (high) | 6 (high) |
Zagreb vs Graz month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Zagreb | Graz | Zagreb | Graz | Zagreb | Graz | |
| January | 0 | 0 | 4° | 3° | 66 | 32 |
| February | 0 | 0 | 6° | 5° | 73 | 40 |
| March | 19 | 14 | 11° | 10° | 69 | 43 |
| April | 58 | 54 | 17° | 16° | 74 | 52 |
| May | 72 | 74 | 22° | 21° | 100 | 90 |
| June | 74 | 71 | 26° | 25° | 90 | 104 |
| July | 76 | 70 | 30° | 28° | 78 | 107 |
| August | 75 | 70 | 30° | 27° | 84 | 110 |
| September | 69 | 72 | 23° | 21° | 116 | 96 |
| October | 55 | 53 | 17° | 16° | 92 | 61 |
| November | 18 | 7 | 11° | 9° | 94 | 56 |
| December | 0 | 0 | 5° | 4° | 74 | 42 |
The sunnier month by month: Jan even · Feb even · Mar Zagreb · Apr Zagreb · May even · Jun Zagreb · Jul Zagreb · Aug Zagreb · Sep Graz · Oct even · Nov Zagreb · Dec even.
When to pick which
- November–February: Zagreb (average score 5/100 vs 2). Zagreb is the warmer, around 7°C daytime highs vs 5°C. See the winter sun ranking.
- March–May: Zagreb (average score 50/100 vs 47). Daytime highs are similar (17°C vs 16°C).
- June–August: Zagreb (average score 75/100 vs 70). Zagreb is the warmer, around 29°C daytime highs vs 27°C.
- September–October: too close to call — Zagreb averages 62/100, Graz 63/100. Daytime highs are similar (20°C vs 19°C).
Full month-by-month guides: Zagreb weather by month · Graz weather by month · Best time to visit Croatia · Best time to visit Austria.
More comparisons: Zagreb vs Ljubljana · Zagreb vs Banja Luka · Zagreb vs Rijeka(Omišalj) · Graz vs Vienna · Graz vs Ljubljana · all head-to-heads