San Luis Potosí, Mexico climate
Average temperatures, precipitation and all-time records for San Luis Potosí, Mexico, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is May, averaging a high of 28°C, and its coldest is January, with an average low of 6°C.
San Luis Potosí, officially the Free and Sovereign State of San Luis Potosí, is one of the 32 states which compose the Federal Entities of Mexico. It is divided in 59 municipalities and is named after its capital city, San Luis Potosí. via Wikipedia
San Luis Potosí average temperatures by month
Typical daily high and low, and average precipitation, for each month in San Luis Potosí, Mexico, based on 1980–2026 records. The wettest month is May (3 mm on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | 20°C | 6°C | 0 mm |
| February | 23°C | 8°C | 0 mm |
| March | 25°C | 10°C | 0 mm |
| April | 27°C | 12°C | 0 mm |
| May | 28°C | 14°C | 3 mm |
| June | 27°C | 15°C | 3 mm |
| July | 25°C | 15°C | 3 mm |
| August | 26°C | 15°C | 3 mm |
| September | 24°C | 14°C | 3 mm |
| October | 23°C | 12°C | 3 mm |
| November | 22°C | 9°C | 0 mm |
| December | 21°C | 7°C | 0 mm |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -23°C to 46°C scale, so the whole year's rhythm reads at a glance.
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Record extremes
- Hottest day on record: 37°C on 1998-05-08
- Coldest day on record: -5°C on 1997-12-14
Percentiles compare each day to San Luis Potosí, Mexico's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →