San Luis Potosí, Mexico Weather

San Luis Potosí,  Weather
(Photo by Filip Gielda on Unsplash)

Current conditions

Updated:
17°C
62.6°F
°C °F

Condition: Overcast

Pressure: 821 hPa

Feel like: 18 °C

Temperature: 17°C

Cloud: 99%

Humidity: 79%

Wind: SSE - 5 km/h

Visibility: 20.98 km

Weather forecast

Tue
12 May
15°C / 21°C
Moderate Drizzle
Wed
13 May
15°C / 23°C
Slight Rain
Thu
14 May
13°C / 26°C
Overcast
Fri
15 May
13°C / 29°C
Overcast
Sat
16 May
15°C / 27°C
Drizzle Dense Intensity
Hourly forecast today:
06:00 AM
14° / 17°
14° / 17°
Overcast
79% 29 km/h
07:00 AM
14° / 18°
14° / 18°
Overcast
79% 12 km/h
08:00 AM
14° / 17°
14° / 17°
Overcast
81% 9 km/h
09:00 AM
14° / 16°
14° / 16°
Mainly Clear
85% 8 km/h
10:00 AM
14° / 15°
14° / 15°
Partly Cloudy
92% 9 km/h
11:00 AM
14° / 15°
14° / 15°
Overcast
90% 7 km/h
12:00 PM
14° / 16°
14° / 16°
Overcast
89% 6 km/h
13:00 PM
14° / 16°
14° / 16°
Overcast
86% 8 km/h
14:00 PM
14° / 18°
14° / 18°
Overcast
77% 8 km/h
15:00 PM
13° / 20°
13° / 20°
Overcast
64% 11 km/h
16:00 PM
11° / 22°
11° / 22°
Overcast
50% 16 km/h

30 Day Averages and Extremes

  • Average high 29.8°C
  • Average low 14.83°C
  • Hottest day 34°C (26 April 2026)
  • Coldest day 10°C (04 May 2026)
  • Average humidity 49.03%
  • Days with precipitation 19 days
  • Highest precipitation 59 mm (12 May 2026)

Yesterday's Data

  • Max: 28°C
  • Min: 16°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in San Luis Potosí over the next 12 hours

Temperature and possibility of rain in San Luis Potosí in the coming days

Rainfall in San Luis Potosí in the coming days

San Luis Potosí Climate Summary

San Luis Potosí features a Mid-latitude steppe (Köppen classification: BSk), with an average annual temperature of 18.26ºC (64.87ºF), which is about -3.77% lower than the national average for Mexico. Annually, the city experiences approximately 82.34 millimeters (3.24 inches) of rainfall, spread across 123.46 rainy days, accounting for 33.82% of the year.

Longitude 22.1564699
Latitude -100.9855409
Yearly high temperature 22.8ºC (73.04ºF)
Yearly low temperature 12.05ºC (53.69ºF)
Hottest month April 26.56ºC (79.81ºF)
Coldest month December 8.44ºC (47.19ºF)
Yearly precip 82.34mm (3.24in)
Days with rainfall 123.46 days (33.82%)
Driest month December (57.82%)
Wettest month May (54.16%)

Weather averages by month

Month High / Low (°C) Rain
January 18.25° / 7.44° 4.73 days
February 21.2° / 9.39° 6.36 days
March 23.65° / 11.24° 8.36 days
April 26.56° / 13.73° 8.73 days
May 26.87° / 15.43° 17.0 days
June 24.79° / 14.69° 15.82 days
July 23.58° / 14.24° 15.0 days
August 24.26° / 14.07° 12.82 days
September 22.92° / 14.04° 15.0 days
October 22.13° / 12.14° 9.73 days
November 19.95° / 9.77° 7.18 days
December 19.46° / 8.44° 2.73 days

Frequently asked questions

1. What is the hottest month in San Luis Potosí?

April has the highest average monthly temperature (daily mean of 26.56ºC) and December are the coolest (daily mean of 8.44ºC).

2. What should I wear in San Luis Potosí today?

For today's very hot weather in San Luis Potosí, with the high temperatures above 26ºC (78.8ºF), consider wearing:
- Open-toed sandals or light sneakers
- Thin, moisture-wicking socks
- Sunscreen for skin protection
- Loose and airy fabrics like linen or cotton

Temperature

Early
14°C / 19°C
Morning
14°C / 16°C
Afternoon
13°C / 20°C
Evening
13°C / 20°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 455
  • CO 229
  • NH3 0
  • NO2 2
  • O3 110
  • PM10 19
  • PM25 18
  • SO2 1
  • CH4 1,366

Sunrise / Sunset

12:05
01:14