Merlo Weather in March
What's the weather like in Merlo (San Luis) in March 2025?
The climate in Merlo during March can be summarized as warm and a little damp.
March is in the fall / autumn in Merlo and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (81°F), whilst at night 14°C (58°F) is normal.
| Daytime temperature | 27.1°C 80.8°F |
|---|---|
| Nightly temperature | 14.3°C 57.7°F |
| Average temperature | 20.7°C 69.3°F |
| Daily sunshine | 8.1 hrs |
| Avg rainfall | 86 mm 3.4 ins |
| Rainy days | 9 days |
| Sea temperature | 19.6°C 67.3°F |
| Humidity | 68% |
| Windspeed | 9.7kph 6 mph |
On average March is the 5th wettest month of the year in Merlo with around 86mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.1 hours of sunshine per day.
March temperatures in Merlo
March rainfall
March hourly sunshine
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 March 2025.
Other monthly averages
Merlo weather stats
| 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 |
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