Merlo Weather in April

What's the weather like in Merlo (San Luis) in April 2025?

The climate in Merlo during April can be summarized as mild and reasonably dry.

April is in the fall / autumn in Merlo and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 11°C (52°F) is normal.

Merlo weather averages (imperial / metric)
Daytime temperature 24°C 75.2°F
Nightly temperature 11°C 51.8°F
Average temperature 17.5°C 63.5°F
Daily sunshine 7.7 hrs
Avg rainfall 40 mm 1.6 ins
Rainy days 5 days
Sea temperature 18°C 64.5°F
Humidity 69%
Windspeed 9kph 6 mph

On average April is the 6th driest month of the year in Merlo with around 40mm 1.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.7 hours of sunshine per day.

April temperatures in Merlo

Merlo average temperature in April

April rainfall

Merlo average rain in April

April hourly sunshine

Merlo average rain in April

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Merlo in April 2024.

Other monthly averages

Best places to visit in April

UV index Best time to go?

Merlo weather stats

Merlo weather statistics
Hottest month: January 30.4°C 86.7°F
Driest month: July 11mm 0.4ins
Sunniest month: February 9.6hrs
Coldest month: July 16.7°C 62.1°F
Wettest month: December 120mm 4.7ins
Map showing location of Merlo (-32.34288, -65.01396) Merlo map pin © Google

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