Mar del Plata Weather in May
May in Mar del Plata typically sees daytime highs of 17°C (63°F) and nighttime lows of 10°C (50°F). With the least rainfall of the year, it's a reliably dry month.
Rainfall in Mar del Plata in May
As the driest month, it's a great time for hiking and exploring the area. Historically, the month has about 9 days of rain, averaging 51 mm (2 in) in total. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Mar del Plata in May
May in Mar del Plata brings typical temperatures with highs around 17°C (63°F) and lows of 10°C (50°F). The difference between afternoon and evening temperatures is usually noticeable. At 10°C (50°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Mar del Plata in May
You can expect a moderate amount of sunlight, with approximately 167 hours. This means a pleasant mix of sun and overcast.
Wind Speed in Mar del Plata in May
Wind speeds average 4 m/s (8 knots) during May. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.
Average water temperature in May
With water at 16°C (61°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, November and December typically offer the best circumstances for Mar del Plata.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our Mar del Plata's climate page.
Mar del Plata Temperature in May
Min Temperature
10°C (50°F)
Max Temperature
17°C (63°F)
Water Temperature
16°C (61°F)
Chance of Rain
30%
Precipitation
51 mm (2 in)
Rainy days
9 days
Humidity
83%
Windspeed
4 m/s (8 knots)
Sunshine
167 hours
Percentage Sunshine
51%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Mar del Plata typically drop from around 18°C (64°F) at the start of May to approximately 15°C (59°F) by the end. Nights are cold, with lows typically ranging from 6°C (43°F) to 9°C (48°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Mar del Plata in May
Browse day-by-day weather records for Mar del Plata spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Mar del Plata historical weather extremes in May
According to our 31 years of weather records for Mar del Plata, the following extremes were recorded between 1994 and 2025.
- The warmest day in May was on May 2, 2009, with a maximum of 28°C (82°F).
- The lowest daytime temperature in May was 8°C (46°F), recorded on May 28, 2007.
- The lowest overnight temperature recorded in May was -4°C (25°F) (May 21, 2006).
Best Places in Argentina in May
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in May →
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What to Wear in Mar del Plata in May
Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. With water temperatures around 16°C (61°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Mar del Plata in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our Mar del Plata's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Mar del Plata climate overview or explore weather in Argentina.
