Yearly weather and climate in Porto, Portugal

The yearly weather in Porto runs from around 7°C in January to 24°C in July. August is the driest month at 3 rainy days; October the wettest at 16. Here is the annual climate data, so you know what you are packing for.

Best time to visit

The best weather is typically in Jul, Aug, Sep, with mild temperatures and lower rainfall.

Sunshine

Expect up to 13.3 hours of clear skies in Jul, but only 6.1 hours in Dec. Pack sunglasses and SPF accordingly.

Rainfall

It rains the most in Oct (237mm over 16 days). A reliable rain jacket is a must-have if visiting then.

Day-to-night swings

Temperatures typically drop by 7°C from day to night. Make sure to pack layers for the evenings.

Average temperatures and rainfall

Daily highs and lows in Porto, averaged over 10 years of recorded weather, with the number of days it typically rains.

  1. 1457°745°11Jan
  2. 1660°948°10Feb
  3. 1661°949°14Mar
  4. 1865°1151°12Apr
  5. 2068°1355°11May
  6. 2271°1559°9Jun
  7. 2476°1662°4Jul
  8. 2475°1661°3Aug
  9. 2374°1660°8Sep
  10. 2169°1458°16Oct
  11. 1763°1152°14Nov
  12. 1558°948°16Dec

Bars span the average daily low to high. Numbers under the drop are rainy days per month (1mm or more) — hover a month for its total rainfall. Aug is typically driest at 3 days (11mm); Oct the wettest at 16 days (237mm).

Average monthly temperature and rainfall in Porto
MonthAverage highAverage lowRainy daysTotal rainfall
Jan14°C7°C11176mm
Feb16°C9°C10116mm
Mar16°C9°C14139mm
Apr18°C11°C12109mm
May20°C13°C1176mm
Jun22°C15°C957mm
Jul24°C16°C416mm
Aug24°C16°C311mm
Sep23°C16°C899mm
Oct21°C14°C16237mm
Nov17°C11°C14156mm
Dec15°C9°C16209mm

Weather data by Open-Meteo.com

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