Weather in San Luis Potosí

Calculated from weather data of Ponciano Arriaga International Airport (MMSP) between 2022 and 2024.

Maximum temperatures (°C)

Month	Average	2024	2023	2022
January	20.4	20.8	21.5	19.1
February	22.2	22.6	22.6	21.3
March	25.6	26.3	24.8	25.6
April	27.8	28.6	27.3	27.3
May	27.3		26.1	28.5
June	26.8		28.6	25.1
July	25.7		26.1	25.3
August	25.3		26.0	24.6
September	23.4		26.1	20.8
October	22.1		22.0	22.3
November	22.0		20.8	23.3
December	18.0		16.8	19.8
Average	24.1	24.6	24.0	23.7

42nd highest temperature of Mexico

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022
January	7.1	8	7	6
February	7.5	8	8	7
March	10.3	12	10	9
April	13.0	14	12	12
May	14.2		14	14
June	15.5		17	14
July	15.5		16	15
August	15.3		16	15
September	14.8		16	14
October	12.2		13	11
November	9.2		9	9
December	7.4		8	7
Average	11.3	10.5	12.2	11.3

9th lowest temperature of Mexico

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022
30 °C or warmer	15	25	18
25 °C or warmer	57	170	145
20 °C or warmer	100	285	280
0 °C or colder	0	1	1

Precipitation (%)

Month	Average	2024	2023	2022
January	0.0	0	0	0
February	2.2	3	0	3
March	0.0	0	0	0
April	0.4	0	1	0
May	1.6		3	0
June	0.9		0	2
July	0.7		1	1
August	2.3		1	4
September	3.8		0	7
October	1.5		2	1
November	1.4		1	2
December	7.9		13	0
Average	1.4	0.5	2.0	1.6

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (km/h)

Month	Average	2024	2023	2022
January	9.8	12	8	9
February	8.8	10	9	8
March	12.4	15	10	12
April	11.7	13	11	10
May	8.6		9	9
June	12.4		12	13
July	10.7		11	11
August	10.9		12	10
September	9.4		8	10
October	9.4		10	9
November	7.8		8	8
December	6.4		7	6
Average	10.6	12.6	9.6	9.7

33rd highest wind speed of Mexico

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022
January	SW	SW	NE
February	W	SE	E
March	S	S	SW
April	S	S	S
May		SE	E
June		E	E
July		E	E
August		E	E
September		E	E
October		E	E
November		E	SE
December		S	E

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

San Luis Potosí weather Q&A

What is the warmest month in San Luis Potosí?

The warmest month is April with an average temperature of 28 °C over the past years.

What is the coldest month in San Luis Potosí?

The coldest month is December with an average daytime temperature of 18 °C in the past few years.

Which month is the wettest in San Luis Potosí?

Chance of precipitation is the highest in December with a probability of around 8.0 %.

Which month is the driest in San Luis Potosí?

The least rainfall and snow can be expected in January. The probability is about 0.0 %.