Mild
Average highs are around 23°C, so days are mild rather than hot.
March verdict
Good for holiday weather
Average highs are around 23°C, so days are mild rather than hot. Sunshine averages 7.4h per day, enough for a balanced month. Rainfall averages 95mm, so some wet days are possible.

Monthly averages
Temp
23°C
Rain
95mm
Sun
7.4h
Sea
20°C
Weather score
56
Good
Mild
Average highs are around 23°C, so days are mild rather than hot.
Showers
Rainfall averages 95mm, so some wet days are possible.
Some sun
Sunshine averages 7.4h per day, enough for a balanced month.
Cool sea
Sea temperatures average 20°C, so the water can feel cool.
Map
Compare Mar del Plata, Argentina with nearby places by weather score, rain, sun, temperature, and swim conditions.
March23°C average high
March sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
March95mm average rain
March is one of Mar del Plata's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to February and April to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
March7.4 hours average sun
March sits close to Mar del Plata's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJanuary to February and November to December
This stretch has the strongest sunshine in the monthly averages.
March20°C average sea
March is one of Mar del Plata's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJanuary to March
Sea temperatures are usually near 20°C in this stretch, so swimming comfort is at its strongest.
March56 weather score
March scores above Mar del Plata's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJanuary to February
These months have the strongest weather score in the monthly averages.