Cool
Average highs are around 18°C, so pack for cooler days.
May verdict
Monaco in May
Weather score51Mixed
Mixed for holiday weather
Average highs are around 18°C, so pack for cooler days. Sunshine averages 7.8h per day, enough for a balanced month. Rainfall averages 65mm, which is relatively low for holiday planning.
May weather
Monthly averages
Temp
18°C
Rain
65mm
Sun
7.8h
Sea
0°C
Weather score
51
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 65mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.8h per day, enough for a balanced month.
Cool sea
Sea temperatures average 0°C, so the water can feel cool.
Map
Weather map
Compare Monaco with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
May18°C average high
May is close to Monaco's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
May65mm average rain
May sits near Monaco'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
May7.8 hours average sun
May sits close to Monaco's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
May0°C average sea
May is close to Monaco'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.
Weather score
May51 weather score
May sits close to Monaco's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
