León de los Aldama is warmest in May, averaging 32° by day and 14° at night. The wettest month is July with 174 mm, and the year brings about 624 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 23° | 6° | 3 mm | 10.8 h | Sightseeing |
| February | 26° | 8° | 8 mm | 11.3 h | Beach weather |
| March | 29° | 9° | 0 mm | 11.9 h | Beach weather |
| April | 31° | 12° | 6 mm | 12.5 h | Beach weather |
| May | 32° | 14° | 25 mm | 13.0 h | Beach weather |
| June | 31° | 15° | 93 mm | 13.3 h | Beach weather |
| July | 28° | 14° | 174 mm | 13.2 h | Mild |
| August | 27° | 14° | 164 mm | 12.7 h | Mild |
| September | 27° | 13° | 99 mm | 12.1 h | Beach weather |
| October | 27° | 11° | 34 mm | 11.5 h | Beach weather |
| November | 25° | 9° | 6 mm | 11.0 h | Beach weather |
| December | 23° | 7° | 12 mm | 10.7 h | Sightseeing |
High and low are average daily maximum and minimum, rain is typical monthly total, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER — averages, not promises.
When to go
Beach weather: February, March, April, May, June, September, October and November — highs around 28°, nights no colder than 8°, and at most 99 mm of rain in a month.
Walking the city: January and December — highs of 23–23° and no more than 12 mm of rain a month.