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 7.2h per day, enough for a balanced month. Rainfall averages 50mm, which is relatively low for holiday planning.
Monthly averages
Temp
15°C
Rain
50mm
Sun
7.2h
Weather score
37
Poor
Cool
Average highs are around 15°C, so pack for cooler days.
Drier
Rainfall averages 50mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.2h per day, enough for a balanced month.
Map
Compare Dalsland, 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 monthsMay to August
This stretch sets the upper range for average daytime heat.
May50mm average rain
May sits on the drier side of Dalsland's year, which helps with sightseeing and transfers.
Driest monthsJanuary to June and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
May7.2 hours average sun
May is brighter than Dalsland's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
May37 weather score
May sits close to Dalsland'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.