The best time to visit Sicily
The best time to visit Sicily for warm, sunny weather is April to July, when its destinations average a Sunshine Score of 87/100 with daytime highs around 26°C / 79°F. March and August are quieter shoulder-season alternatives with still-reliable sun. The sea is swimmable (21°C+) about 6 months a year, warmest in August at 29°C.
Sicily by month, averaged across 3 destinations from long-term climate normals — the best stretch is highlighted.
| Month | Sunshine Score | Avg day high | Rain | Sea | For a trip |
|---|---|---|---|---|---|
| January | 43 | 14° / 57°F | 78 mm | 16° | Good |
| February | 46 | 15° / 59°F | 70 mm | 15° | Good |
| March | 64 | 17° / 63°F | 60 mm | 16° | Very good |
| April | 83 | 20° / 68°F | 45 mm | 17° | Excellent |
| May | 91 | 24° / 75°F | 24 mm | 20° | Excellent |
| June | 93 | 29° / 84°F | 15 mm | 24° | Excellent |
| July | 82 | 32° / 90°F | 7 mm | 27° | Excellent |
| August | 81 | 32° / 90°F | 13 mm | 29° | Excellent |
| September | 85 | 28° / 82°F | 58 mm | 26° | Excellent |
| October | 81 | 24° / 75°F | 80 mm | 23° | Excellent |
| November | 78 | 20° / 68°F | 82 mm | 21° | Excellent |
| December | 54 | 16° / 61°F | 84 mm | 18° | Good |
When to go — and when to think twice
Best overall: April to July — Sicily's warmest, most reliable stretch (Sunshine Score 87/100, ~26°C / 79°F days). Shoulder season: March and August — quieter, still sunny. Hottest: July, ~32°C / 90°F. Wettest: December (84 mm) — pack for showers.
Where to base yourself for sunshine: Trapani (TP) (2,928 h/yr), Palermo (2,842 h/yr), Catania (2,786 h/yr). Open any of its destinations: Trapani (TP) · Palermo · Catania.