Mar del Plata Weather in July

Mar del Plata in July sees moderate daytime temperatures of 13°C (55°F) and nighttime lows of 6°C (43°F). Moderate rainfall is typical, with around 55 mm (2.2 in) for the month.

Rainfall in Mar del Plata in July

You can expect rain on around 9 days based on historical patterns, with 55 mm (2.2 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Mar del Plata in July

In July, Mar del Plata gets moderate temperatures, with highs of 13°C (55°F). Nights cool to around 6°C (43°F). July is typically considered a winter month. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows around 6°C (43°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep. July is characterized by some of the mildest temperatures of the year.

Sunshine in Mar del Plata in July

The month experiences a moderate amount of sunlight, with 130 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Mar del Plata in July

In July, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in July

With water temperatures around 11°C (52°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.

If you're looking for dry conditions and comfortable temperatures, July may not be the ideal month to visit Mar del Plata. Our weather planner can help you explore destinations with more pleasant weather conditions.

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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 July

Min Temperature 6°C (43°F)  

Max Temperature 13°C (55°F)  

Water Temperature 11°C (52°F)  

Chance of Rain 30%  

Precipitation 55 mm (2.2 in)  

Rainy days 9 days  

Humidity 84%  

Windspeed 4 m/s (8 knots)  

Sunshine 130 hours  

Percentage Sunshine 42%  

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Mar del Plata typically stay consistent throughout July, with daily highs averaging around 13°C (55°F). Nights are cold, with lows around 4°C (39°F).

Average temperatures in July

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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 July

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Historical weather for Mar del Plata in July

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.

Historical weather Temperatures Precipitation

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Mar del Plata historical weather extremes in July

The extremes listed below come from historical weather data collected in Mar del Plata from 1980 through 2025.

• On July 7, 2006, temperatures climbed to 24°C (75°F), marking the warmest July day on record.
• On July 17, 1983, Mar del Plata saw its coldest July day with temperatures maxing out at -2°C (28°F).
• Mar del Plata registered its coldest July night on July 18, 1995, with temperatures dropping to -8°C (18°F).

What to Wear in Mar del Plata in July

Pack for changing conditions in Mar del Plata in July. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. Expect water temperatures of around 11°C (52°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Mar del Plata in July

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

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Argentina, check out our Mar del Plata's climate page.

More climate data for Mar del Plata

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Mar del Plata climate overview or explore weather in Argentina.