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Climate decision guide

Best time to visit Porto

Compare rain, sunshine, temperature and daylight month by month before choosing when to visit Porto.

Porto · Holiday weather simulator

Is this a good month to go?

Choose a month and what matters most. Scores recalculate using ten years of daily climate data.

62/100
October · Your weather fit

Good with some trade-offs

This score combines your selected priority with rain, solar conditions and comfortable temperatures.

☀16.2mostly sunny days
☂13.5rainy days
⌁139 mmmonthly rain
°20.9° / 14.5°typical high / low
◐8.1 hbright hours / day
↔10.8 hdaylight / day

All 12 months

Click any month to compare

#1 · Best matches for youJuly99/100 · ☀ 27.4 days · ☂ 2.6 days
#2 · Best matches for youAugust99/100 · ☀ 27.1 days · ☂ 2.5 days
#3 · Best matches for youSeptember85/100 · ☀ 22.5 days · ☂ 7 days

Climate averages, not a forecast. Daily NASA POWER data for 2015–2024. A rainy day has at least 1 mm precipitation; a mostly sunny day receives at least 60% of clear-sky solar energy and has under 1 mm rain. NASA POWER ↗

Porto

Questions travellers ask

What is the best month to visit Porto?July has the strongest overall weather score (99/100) in the current balanced model. Change the priority in the simulator for a personal result.
How many rainy days does Porto have?November has the highest average in this dataset, with about 14.6 days receiving at least 1 mm of precipitation.
Is this a weather forecast?No. These are historical climate averages designed for choosing a travel month, not predicting the weather on specific dates.