Porto, Portugal

There are 74 ocean destinations in our catalog, and Porto's numbers hold their own: a 99/100 sun score at its July peak, when rain interrupts barely 9% of days. For a city break in a mild oceanic climate, the data is a good starting point.

August is the heat peak, averaging 25°C highs; January is the cool end, when nights dip to around 7°C. On the rain ledger, August is the safest bet at a 7% chance of a wet day, while November climbs to 48%. The genuinely warm window — average highs of 24°C or better — covers July–August.

The seasonal arc is clear in the data: summer averages 24°C against winter's 14°C, while rain-day odds move from 41% in winter and 38% in spring to 14% in summer and 37% through autumn. In short: plan around summer if you can, keep spring as the fallback, and go into winter with managed expectations (its season score is 50).

Best months to visit Porto

Ranked purely on sunshine odds, the podium is July at 99/100, then August at 99 and June at 97. In practice you have flexibility — April–October all stay above a 70 sun score. Skip January if sunshine is the point — it bottoms out at 46/100.

Among the ocean destinations in our catalog, its July rain odds beat 74% of the field.

Month-by-month breakdown for Porto → · More destinations for July →

The live forecast backs this up: of the next 15 days, 5 look mostly clear and one carries meaningful rain risk, in a 8–23°C band. Today's cached sun score is 73/100.