Weather in Castelo in April

General weather information about Castelo

Average annual temperature is 11.5 °C

Absolute maximum temperature: 34.2 °C

Absolute minimum temperature: -5.2 °C

Number of sunny days: 147 days

Number of rainy days: 213 days

Number of snow days: 5 days

Look at detailed online map of Castelo

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

Castelo air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.715.619.421.223.528.126.034.227.427.818.114.4
Average daytime temperature (°C)7.19.912.116.316.920.822.224.220.518.012.29.6
Average temperature (°C)3.75.08.011.312.116.317.118.815.914.39.06.0
Average night temperature (°C)0.81.14.36.47.212.012.213.812.011.26.23.0
Absolute minimum temperature (°C)-4.1-5.2-4.91.42.37.57.59.55.55.71.8-0.3

Castelo 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)9.410.511.913.414.615.315.013.912.511.19.89.1
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.09.0
Sunshine mean duration (h)4.88.77.59.911.911.912.911.110.26.14.14.5
Precipitation (mm)3112884691141401845139269278127
Sunny days12219177819151111710
Rainy days18421132422121619202321
Snow days131000000000

Castelo - weather forecast by months

Castelo weather in januaryCastelo weather in februaryCastelo weather in marchCastelo weather in aprilCastelo weather in mayCastelo weather in juneCastelo weather in julyCastelo weather in augustCastelo weather in septemberCastelo weather in octoberCastelo weather in novemberCastelo weather in december

Best time to visit Castelo:

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

  • May — 11.9(h)
  • June — 11.9(h)
  • July — 12.9(h)
  • August — 11.1(h)

Months with the longest average daylight duration in Castelo:

  • June — 15.3(h)

The largest precipitation sum in Castelo is at

  • January — 311(mm)
  • October — 269(mm)
  • November — 278(mm)

    • Weather forecast in the closest to Castelo admin centers

    Weather forecast in the closest towns to Castelo

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    Frequently asked questions

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