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 7.6h per day, enough for a balanced month. Rainfall averages 40mm, which is relatively low for holiday planning.
Monthly averages
Temp
15°C
Rain
40mm
Sun
7.6h
Sea
9°C
Weather score
34
Poor
Cool
Average highs are around 15°C, so pack for cooler days.
Drier
Rainfall averages 40mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.6h per day, enough for a balanced month.
Cool sea
Sea temperatures average 9°C, so the water can feel cool.
Map
Compare Österlen, Sweden 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.
May40mm average rain
May is close to Österlen's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
May7.6 hours average sun
May is one of Österlen'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.
May9°C average sea
May is close to Österlen's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJuly to September
Sea temperatures are usually near 17°C in this stretch, so swimming comfort is at its strongest.
May34 weather score
May sits close to Österlen'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.