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Mercedes Weather in May

Mercedes in May sees pleasant daytime temperatures of 21°C (70°F) and nighttime lows of 11°C (52°F). Rainfall is fairly high this month at around 83 mm (3.3 in), so pack a rain jacket to stay dry.

Rainfall in Mercedes in May

Climate statistics over the past 30 years suggest around 7 days of rain, with 83 mm (3.3 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Mercedes in May

May is one of the better months to visit Mercedes. Expect 21°C (70°F) during the day and 11°C (52°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Mercedes in May

The area enjoys a moderate level of sunlight, with around 167 hours. It's a good balance between sunny and cloudy days.

Wind Speed in Mercedes in May

May has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Mercedes Temperature in May

Min Temperature
11°C (52°F)
Max Temperature
21°C (70°F)
Chance of Rain
24%
Precipitation
83 mm (3.3 in)
Rainy days
7 days
Humidity
78%
Windspeed
3 m/s (6 knots)
Sunshine
167 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.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Mercedes typically drop from around 21°C (70°F) at the start of May to approximately 17°C (63°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 11°C (52°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 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

Our historical data for Mercedes spans 1976 to 2026, revealing these weather extremes.

  • The warmest day in May was on May 7, 1981, with a maximum of 33°C (91°F).
  • The coldest May day was on May 28, 2007, with a maximum of 9°C (48°F).
  • The coldest night in May in Mercedes was on May 31, 2022, with a minimum of -4°C (25°F).

Best Places in Uruguay in May

Find out more about the weather in Uruguay and which places have the best travel conditions in this month. See all of Uruguay 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

Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Mercedes in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    6/10
  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Mercedes 3-Day Forecast

More climate data for Mercedes

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

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