ArgentinaThe weather in May in San Luis
It's pleasantly warm in May in San Luis with an average temperature of 21°C. Temperatures this month range from a low of 18°C to a high of 23°C. At night, you can expect temperatures between 8°C and 14°C.
Looking for great weather? May is a good time to be in San Luis. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for San Luis, Argentina. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 30°C in 2021, San Luis reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 5°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -1°C to a highest value of 22°C.
Rainfall amount
In May, there is an average of 28 mm of precipitation, spread over 6 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
Daily weather in May for San Luis
Click on any day in May to get detailed info about the usual weather on that day in San Luis. Check out the historical temperatures and precipitation over the past 10 years on this day.
May weather comparison
| San Luis | New York | |
|---|---|---|
| Average temperature | 21°C | 22°C |
| Max. temperature | 23°C | 28°C |
| Min. temperature | 8°C | -5°C |
| Total precipitation | 28 mm | 105 mm |
| Rainy days | 6 days | 14 days |
Start of May
The month of May starts in San Luis with warm temps, averaging around 23°C during the day and nights around 13°C.
Mid May
By mid-May, daytime temps drop to around 22°C, with nights around 12°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of May
By the end of May, the average daytime temperature in San Luis is around 20°C, while nighttime temps are about 10°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of San Luis for all months and discover the best travel time
Curious about the weather in other parts of Argentina? Check out the climate and weather for spots like Buenos Aires, Patagonia, Ushuaia, or explore other destinations in Argentina.
Temperature charts
These charts show the average temperatures in May in San Luis, Argentina. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in May in San Luis
Temperature in May in San Luis over the years
Precipitation charts
These charts show the average amount of precipitation in May in San Luis, Argentina. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in May in San Luis
Total precipitation in May in San Luis over the years
Daily UV index in May in San Luis
This chart shows the average daily UV index in May in San Luis, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in May in San Luis
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Average weather in San Luis by month
Click on a month below to see detailed weather info for San Luis. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.