Best Time to Visit San Luis
Best time: Nov, Sep, Apr, Oct.
Jan is warmest (30.9°C high); Jan is rainiest (76 mm).
San Luis weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 30.9 | 17.4 | 76 | 10.9 |
| Feb | 29.6 | 16.1 | 62 | 10.1 |
| Mar | 26.9 | 14.3 | 53 | 8.3 |
| Apr | 23 | 10.4 | 28 | 6.5 |
| May | 19.6 | 6.8 | 16 | 4.8 |
| Jun | 16.4 | 3.4 | 7 | 4 |
| Jul | 16.1 | 2.7 | 13 | 4.6 |
| Aug | 19 | 4.6 | 12 | 5.9 |
| Sep | 21.7 | 7.5 | 20 | 7.5 |
| Oct | 25.4 | 11.2 | 46 | 9.1 |
| Nov | 28.1 | 14 | 50 | 10.5 |
| Dec | 30.4 | 16.6 | 72 | 11.1 |
Average high temperature
Best months by activity
Overall: NovSepAprOct
Beaches: NovFebDecMar
Hiking: AugSepJunMay
Sightseeing: SepNovAprOct
San Luis quick facts
What to pack
Mild year-round — pack layers and a light jacket.
Frequently asked questions
When is the best time to visit San Luis?
Nov, Sep, Apr, Oct.
What is the rainiest month?
Jan, about 76 mm.
What is the warmest month?
Jan, with average highs of 30.9°C.
Where to stay
See San Luis hotels · Book San Luis tours & activities
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Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.