If you start the Via Francigena in Switzerland, the weather can be rainy, sunny, or just a bit cloudy, with temperatures between 10°C and 23°C in July. There's also a little rain most days.
When you go into Italy, the route goes through the Aosta Valley and Piedmont regions. The weather is more varied here, with possible rain and sunshine. July temperatures stay around 19°C to 25°C.
Travelling further south into Emilia-Romagna and Lombardy, you'll find hotter weather, with temperatures often hitting 29-30°C. It's usually sunny, but there might also be some rain.
In Tuscan, the Italian summer is really hot, with lots of sunny days and highs of around 32°C. There might still be some rain, but less than other regions.
Last, you'll arrive in Rome in Lazio. Here, it's mostly sunny with hot temperatures around 33°C. It doesn't rain much this time of year.
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