Festival Weather Odds

Festival and marathon weather in Italy

7 festivals and races in Italy with at least 10 dated editions since 1991, with the weather of every past edition from ERA5 (1991–2025).

Data updated: 2 November 2026 · Sources, licences and data

Calculated 3 November 2026 · weather: ERA5 1991–2025 · edition dates checked 2 November 2026

Marathons and half marathons

EventCountryUsual datesAvg at 9:00Rain in race hoursEditions
Florence MarathonItalyItaly28 November8 °C35%34
Milano City MarathonItalyItaly7 April12 °C25%16
Roma-Ostia Half MarathonItalyItaly2 March10 °C25%32
Rome MarathonItalyItaly22 March11 °C23%30
Treviso MarathonItalyItaly14 March8 °C38%16
Turin MarathonItalyItaly11 May11 °C40%30
Venice MarathonItalyItaly25 October12 °C16%31

Climate, not a forecast: these are statistics of past weather, not a forecast for the next edition.

How we calculate