Mild
Average highs are around 21°C, so days are mild rather than hot.
May verdict
Mixed for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 6.9h per day, enough for a balanced month. Rainfall averages 76mm, which is relatively low for holiday planning.

Monthly averages
Temp
21°C
Rain
76mm
Sun
6.9h
Sea
0°C
Weather score
50
Mixed
Mild
Average highs are around 21°C, so days are mild rather than hot.
Drier
Rainfall averages 76mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6.9h per day, enough for a balanced month.
Cool sea
Sea temperatures average 0°C, so the water can feel cool.
Map
Compare Serbia with nearby places by weather score, rain, sun, temperature, and swim conditions.
May21°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 September
This stretch sets the upper range for average daytime heat.
May76mm average rain
May is wetter than Serbia's yearly average, so flexible plans matter more.
Driest monthsJanuary to May and July to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
May6.9 hours average sun
May is brighter than Serbia'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.
May0°C average sea
May is close to Serbia's usual sea temperature, with limited seasonal change in the water.
Warmest seaAll year
Sea temperatures stay warm enough for easy swimming through the year.
May50 weather score
May sits close to Serbia'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.