Castles of Bellinzona
Switzerland UNESCO World Heritage Site

The Castles of Bellinzona is a UNESCO World Heritage Site consisting of an architectural ensemble and an archaeological site. This medieval architecture is recognized as a class A Swiss cultural property of national significance and is one of the 42 most looked-up sights in Switzerland on English Wikipedia.
Planning a visit
The weather is warmest from June to August, with daily highs reaching 26 °C. The wettest months are May and September, which both see about 216 mm of rain. The coldest period is between December and February, when daily lows drop to between -3 °C and -1 °C.
To reach Bellinzona, you can fly into Lugano Airport in Agno, which is 23 km away, or Milan Malpensa International Airport in Ferno, Italy, located 67 km from the site. The location is 147 km from the capital, Bern. While visiting, you can also travel to Contra Dam, which is 13.4 km away, or Lake Maggiore, located 25.9 km from the castles.
Weather by month
The warmest month is July, with an average high of 27 °C. Rain is spread fairly evenly through the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 6 | 8 | 12 | 15 | 20 | 24 | 27 | 26 | 22 | 17 | 11 | 7 |
| Average low, °C | -3 | -1 | 2 | 5 | 10 | 14 | 16 | 16 | 13 | 9 | 3 | -1 |
| Rainfall, mm | 70 | 56 | 95 | 164 | 216 | 182 | 176 | 182 | 216 | 173 | 152 | 96 |
| Rainy days | 9 | 8 | 10 | 11 | 19 | 17 | 15 | 15 | 13 | 12 | 11 | 8 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.