Merlo Weather in March
March is one of the perfect months to visit Merlo, with daytime temperatures of 25°C (77°F) and lows of 13°C (55°F) at night. Do note that quite a bit of rainfall is typical, averaging around 90 mm (3.5 in).
Rainfall in Merlo in March
This month experiences about 10 days of rain according to historical data, averaging 90 mm (3.5 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Merlo in March
Weather in Merlo is at its perfect in March. Highs reach 25°C (77°F), while nights settle around 13°C (55°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 13°C (55°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.If your ideal day consists of dry skies and pleasant temperatures, March, April, August, September and October typically offer the best circumstances for Merlo.
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 Merlo's climate page.
Merlo Temperature in March
Min Temperature
13°C (55°F)
Max Temperature
25°C (77°F)
Chance of Rain
33%
Precipitation
90 mm (3.5 in)
Rainy days
10 days
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Merlo typically drop from around 30°C (86°F) at the start of March to approximately 26°C (79°F) by the end. Nights are pleasant, with lows typically ranging from 14°C (57°F) to 18°C (64°F).
Average temperatures in March
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Merlo in March
Browse day-by-day weather records for Merlo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Merlo historical weather extremes in March
The extremes listed below come from historical weather data collected in Merlo from 1999 through 2026.
- The hottest March day on record in Merlo reached 40°C (104°F) (March 12, 2024).
- The coldest night in March in Merlo was on March 31, 2022, with a minimum of 2°C (36°F).
Best Places in Argentina in March
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in March →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Merlo in March
Warm temperatures in March make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes.What To Do in Merlo in March
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 Merlo's climate page.
See the full Merlo climate overview or explore weather in Argentina.
