Weather in Santander in May

General weather information about Santander

Average annual temperature is 15.5 °C

Absolute maximum temperature: 41.4 °C

Absolute minimum temperature: 1.7 °C

Number of sunny days: 121 days

Number of rainy days: 244 days

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

Santander air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.318.628.022.332.429.630.441.431.832.822.520.4
Average daytime temperature (°C)12.012.817.216.718.723.323.424.725.123.017.014.3
Average temperature (°C)9.28.913.113.315.520.020.220.920.718.613.911.0
Average night temperature (°C)6.55.69.49.912.616.916.817.616.914.811.38.0
Absolute minimum temperature (°C)1.72.02.13.38.914.413.213.611.19.35.53.0

Santander 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)4.57.37.89.310.410.79.910.09.87.15.35.1
Precipitation (mm)285867674107725610690106235128
Sunny days81511117108131212311
Rainy days231320192420231818192720
Snow days000000000000

Santander - weather forecast by months

Santander weather in januarySantander weather in februarySantander weather in marchSantander weather in aprilSantander weather in maySantander weather in juneSantander weather in julySantander weather in augustSantander weather in septemberSantander weather in octoberSantander weather in novemberSantander weather in december

Best time to visit Santander:

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

  • May — 10.4(h)
  • June — 10.7(h)

Months with the longest average daylight duration in Santander:

  • June — 15.4(h)

The largest precipitation sum in Santander is at

  • January — 285(mm)
  • November — 235(mm)

    • Weather forecast in the closest to Santander admin centers

    Weather forecast in the closest towns to Santander

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    Frequently asked questions

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