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San Luis Weather in May
In San Luis, May brings pleasant daytime temperatures around 20°C (68°F), with nights cooling to 8°C (46°F). Some rainfall is to be expected.
Rainfall in San Luis in May
This month experiences about 3 days of rain according to historical data, averaging 28 mm (1.1 in). Although rain is not especially frequent, individual showers can still be quite heavy.
Temperature in San Luis in May
The temperature in San Luis in May is excellent. Daytime highs reach 20°C (68°F), with nights dropping to 8°C (46°F). This month falls in the winter season. The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.If your ideal day consists of dry skies and pleasant temperatures, March, April, May, June, August, September, October and November typically offer the best circumstances for San Luis.
San Luis Temperature in May
Min Temperature
8°C (46°F)
Max Temperature
20°C (68°F)
Chance of Rain
10%
Precipitation
28 mm (1.1 in)
Rainy days
3 days
San Luis Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Luis - and find the best time to visit.
Best Places in Argentina in May
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in San Luis in May
Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Pack a light rain jacket or compact umbrella for occasional showers.
What To Do in San Luis in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Camping5/10 -
Outdoor sports10/10
San Luis 3-Day Forecast
More climate data for San Luis
See the full San Luis climate overview or explore weather in Argentina.
Popular in May
Where to go in May - average daytime high across popular destinations.
Córdoba
21°C (70°F) Buenos Aires20°C (68°F) Villa Carlos Paz19°C (66°F) Salta
18°C (64°F) Mendoza17°C (63°F) Mar del Plata17°C (63°F) San Carlos de Bariloche8°C (46°F) San Martín de los Andes
9°C (48°F) Bucket list
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