Cool
Average highs are around 18°C, so pack for cooler days.
May verdict
Santander, Spain in May
Weather score34Poor
Poor for holiday weather
Average highs are around 18°C, so pack for cooler days. Sunshine averages 5.7h per day, enough for a balanced month. Rainfall averages 88mm, so some wet days are possible.
May weather
Monthly averages
Temp
18°C
Rain
88mm
Sun
5.7h
Sea
15°C
Weather score
34
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 88mm, so some wet days are possible.
Some sun
Sunshine averages 5.7h per day, enough for a balanced month.
Cool sea
Sea temperatures average 15°C, so the water can feel cool.
Map
Weather map
Compare Santander, Spain with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
May18°C average high
May is close to Santander's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJuly to September
This stretch sets the upper range for average daytime heat.
Rain
May88mm average rain
May sits near Santander's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJune to August
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
May5.7 hours average sun
May is brighter than Santander's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
May15°C average sea
May is below Santander's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to September
Sea temperatures are usually near 21°C in this stretch, so swimming comfort is at its strongest.
Weather score
May34 weather score
May sits close to Santander's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
Hotels near Santander, Spain
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