Best year time to visit Portal

General weather information about Portal

Average annual temperature is 17.6 °C

Absolute maximum temperature: 27.3 °C

Absolute minimum temperature: 9.2 °C

Number of sunny days: 57 days

Number of rainy days: 308 days

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* Weather data for Portal Portugal is based on climate observations for 2026 year

Portal air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.916.818.118.720.022.825.627.325.523.421.920.2
Average daytime temperature (°C)15.415.116.617.018.320.322.624.223.220.619.017.1
Average temperature (°C)14.213.915.215.316.718.920.822.421.219.217.715.8
Average night temperature (°C)13.012.713.813.915.417.519.220.819.517.916.214.6
Absolute minimum temperature (°C)9.29.510.910.512.915.416.718.716.914.812.411.6

Portal monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.810.812.013.214.314.814.613.612.411.210.19.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)7.38.47.410.610.611.811.711.710.07.95.85.4
Precipitation (mm)47721838610076897596242139160
Sunny days9436024591311
Rainy days222428243128272621302720
Snow days000000000000

Portal - weather forecast by months

Portal weather in januaryPortal weather in februaryPortal weather in marchPortal weather in aprilPortal weather in mayPortal weather in junePortal weather in julyPortal weather in augustPortal weather in septemberPortal weather in octoberPortal weather in novemberPortal weather in december

Best time to visit Portal:

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

  • June — 11.8(h)
  • July — 11.7(h)
  • August — 11.7(h)

The largest precipitation sum in Portal is at

  • March — 183(mm)
  • October — 242(mm)
  • December — 160(mm)

    • Weather forecast in the closest to Portal admin centers

    Weather forecast in the closest towns to Portal

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    Frequently asked questions

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