Cool
Average highs are around 15°C, so pack for cooler days.
May verdict
Poor for holiday weather
Average highs are around 15°C, so pack for cooler days. Sunshine averages 7h per day, enough for a balanced month. Rainfall averages 49mm, which is relatively low for holiday planning.
Monthly averages
Temp
15°C
Rain
49mm
Sun
7h
Sea
11°C
Weather score
33
Poor
Cool
Average highs are around 15°C, so pack for cooler days.
Drier
Rainfall averages 49mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7h per day, enough for a balanced month.
Cool sea
Sea temperatures average 11°C, so the water can feel cool.
Map
Compare Rømø, Denmark with nearby places by weather score, rain, sun, temperature, and swim conditions.
May15°C average high
May sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
May49mm average rain
May sits on the drier side of Rømø's year, which helps with sightseeing and transfers.
Driest monthsJanuary to July
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
May7 hours average sun
May is one of Rømø's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
May11°C average sea
May is close to Rømø's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJune to September
Sea temperatures are usually near 15°C in this stretch, so swimming comfort is at its strongest.
May33 weather score
May sits close to Rømø's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.