San Martín Weather and Climate: A Comprehensive Guide
San Martín experiences great temperature shifts.
The city's weather can transition from very warm days
to mild weather.
It maintains relatively low levels of precipitation throughout the seasons.
Let’s explore the climate details in depth to provide you with a complete overview.
Average maximum day and minimum night temperature
The climate in San Martín is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a very warm 34°C in January, the warmest time of the year, to a moderate 16°C during cooler months like July.
At night, temperatures typically drop to an average of around 3°C during these months.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
San Martín maintains relatively dry conditions year-round, recording average annual precipitation of 413 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, January receives moderate rainfall, averaging 70 mm of precipitation, recorded across 6 rainy days. In contrast, the drier season, July brings less rainfall, with 8.9 mm over 2 rainy days. For more details, please visit our San Martín Precipitation page.
The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in San Martín. While January receives considerable daily sunshine with up to 10.4 hours, June marks the darkest time of the year, where sunshine is scarce with only 5.7 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is moderate throughout the year in San Martín.
The city experiences its highest humidity in April, reaching 67%. In November, the humidity drops to its lowest level at 45%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Forecast for San Martín
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit San Martín in Argentina
During the months of April and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
Yes, the months of May, June, July, August and September are very dry.
January has an average maximum temperature of 34°C and is the warmest month of the year.
The coldest month is July with an average maximum temperature of 16°C.
January tops the wettest month list with 70 mm of rainfall.
July is the driest month with 9 mm of precipitation.
January is the sunniest month with an average of 311 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
