Ibera National Park - The restored wetlands of Argentina
Iberá National Park is Argentina's biggest wetland, created in 2018 and destined to rank among Argentina's top tourist destinations.
Mercedes Weather in May
In Mercedes, May brings high daytime temperatures around 23°C (73°F), with nights cooling to 12°C (54°F). Expect quite a bit of rainfall this month.
Rainfall in Mercedes in May
Typically, about will experience rainfall, with an average of 89 mm (3.5 in) for the month.
Temperature in Mercedes in May
Mercedes in May has excellent weather. Days reach 23°C (73°F) and nights cool to 12°C (54°F). Overall, the month follows a fairly predictable daily temperature pattern. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Mercedes in May
The days are predominantly sunny, with an estimated total of around 192 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit.
Mercedes Temperature in May
Min Temperature
12°C (54°F)
Max Temperature
23°C (73°F)
Precipitation
89 mm (3.5 in)
Humidity
79%
Sunshine
192 hours
Percentage Sunshine
Mercedes Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Mercedes - and find the best time to visit.
Historical weather records for Mercedes in May
Browse day-by-day weather records for Mercedes spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Mercedes historical weather extremes in May
The extremes listed below come from historical weather data collected in Mercedes from 2006 through 2026.
- Mercedes recorded its highest May temperature of 34°C (93°F) on May 11, 2009.
- The lowest daytime temperature in May was 10°C (50°F), recorded on May 29, 2008.
- The coldest night in May in Mercedes was on May 30, 2008, with a minimum of -1°C (30°F).
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 →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Mercedes 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. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Mercedes in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Mercedes 3-Day Forecast
More climate data for Mercedes
Temperature Rainfall Sunshine Humidity
See the full Mercedes climate overview or explore weather in Argentina.
Popular in May
Where to go in May - average daytime high across popular destinations.
Córdoba
21°C (70°F) Buenos Aires20°C (68°F) Villa Carlos Paz19°C (66°F) Salta
18°C (64°F) Mendoza17°C (63°F) Mar del Plata17°C (63°F) San Carlos de Bariloche8°C (46°F) San Martín de los Andes
9°C (48°F) Bucket list
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Ibera National Park - The restored wetlands of Argentina
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