Cool
Average highs are around 14°C, so pack for cooler days.
April verdict
Poor for holiday weather
Average highs are around 14°C, so pack for cooler days. Sunshine averages 6.8h per day, enough for a balanced month. Rainfall averages 69mm, which is relatively low for holiday planning.

Monthly averages
Temp
14°C
Rain
69mm
Sun
6.8h
Sea
0°C
Weather score
37
Poor
Cool
Average highs are around 14°C, so pack for cooler days.
Drier
Rainfall averages 69mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6.8h per day, enough for a balanced month.
Cool sea
Sea temperatures average 0°C, so the water can feel cool.
Map
Compare Monaco with nearby places by weather score, rain, sun, temperature, and swim conditions.
April14°C average high
April is on the cooler side of Monaco's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
April69mm average rain
April 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.
April6.8 hours average sun
April 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.
April0°C average sea
April 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.
April37 weather score
April scores below Monaco's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.