San Jacinto Weather in March
What's the weather like in San Jacinto (Canelones) in March 2026?
The climate in San Jacinto during March can be summarized as warm, humid and damp.
March is in the fall / autumn in San Jacinto and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (78°F), whilst at night 16°C (61°F) is normal.
| Daytime temperature | 25.5°C 77.8°F |
|---|---|
| Nightly temperature | 16.4°C 61.4°F |
| Average temperature | 20.9°C 69.6°F |
| Daily sunshine | 8 hrs |
| Avg rainfall | 102 mm 4 ins |
| Rainy days | 10 days |
| Sea temperature | 22.2°C 72°F |
| Humidity | 73% |
| Windspeed | 16.6kph 10 mph |
On average March is the 2nd wettest month of the year in San Jacinto with around 102mm 4 inches of rain making it a damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 8 hours of sunshine per day.
March temperatures in San Jacinto
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 San Jacinto in March 2025.
Other monthly averages
San Jacinto weather stats
| Hottest month: | January | 28.2°C 82.8°F |
|---|---|---|
| Driest month: | December | 79mm 3.1ins |
| Sunniest month: | January | 9.9hrs |
| Coldest month: | July | 14.9°C 58.8°F |
| Wettest month: | October | 107mm 4.2ins |
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