Weather in Porto in August

General weather information about Porto

Average annual temperature is 13.4 °C

Absolute maximum temperature: 32.9 °C

Absolute minimum temperature: -2.4 °C

Number of sunny days: 120 days

Number of rainy days: 245 days

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* Weather data for Porto Spain is based on climate observations for 2026 year

Porto air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.816.524.522.626.428.227.732.928.630.819.918.1
Average daytime temperature (°C)10.210.915.216.917.320.921.522.823.020.614.912.5
Average temperature (°C)7.46.411.012.413.617.517.918.718.116.611.98.8
Average night temperature (°C)4.92.67.48.510.214.314.215.214.013.09.25.4
Absolute minimum temperature (°C)-0.4-0.8-1.92.36.811.510.59.78.68.14.7-2.4

Porto monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.410.511.913.414.715.415.013.912.511.09.79.0
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)5.07.68.49.510.59.810.29.49.96.55.44.5
Precipitation (mm)328705683120174678114917721098
Sunny days11191413864891189
Rainy days20917172324272321202222
Snow days000000000000

Porto - weather forecast by months

Porto weather in januaryPorto weather in februaryPorto weather in marchPorto weather in aprilPorto weather in mayPorto weather in junePorto weather in julyPorto weather in augustPorto weather in septemberPorto weather in octoberPorto weather in novemberPorto weather in december

Best time to visit Porto:

The best time to visit Porto during the most sunny months:

  • May — 10.5(h)
  • July — 10.2(h)

Months with the longest average daylight duration in Porto:

  • June — 15.4(h)

The largest precipitation sum in Porto is at

  • January — 328(mm)
  • June — 174(mm)
  • October — 177(mm)
  • November — 210(mm)

    • Weather forecast in the closest to Porto admin centers

    Weather forecast in the closest towns to Porto

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    Frequently asked questions

    When is the best time to visit Porto?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Porto.
    What is the weather like in Porto?
    See average temperature, rainfall and daylight hours for Porto by month in the table above.
    How many sunny days does Porto have?
    The monthly weather statistics above show sunshine and rainfall patterns for Porto throughout the year.