Last updated: August 27, 2025
In May, the average temperature in Santa Maria, Mexico sits at a warm 26°C (79°F). Temperatures can range from a refreshing 15°C (59°F) to a sweltering 38°C (101°F). Be prepared for the elements, as precipitation averages 172 mm (6.8 in) over 15 days, with a moderate average humidity of 53%.
In May in Santa Maria, the average temperature is 26°C (79°F). Maximums can reach 38°C (101°F) and minimums can drop as low as 15°C (59°F). Travelers should prepare for warm days and mild evenings, making it ideal for exploring the outdoors.
In Santa Maria in May, the precipitation amount is 172 mm (6.8 in) over a period of 15 days.
In Santa Maria in May, humidity is 53%. With an average temperature of 26°C (79°F), this humidity feels like a warm embrace, making it a comfortable and pleasant experience for traveling, though it may leave you slightly sweaty during outdoor activities.
In Santa Maria in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Santa Maria, you can check here.
UV Risk Categories
Weather in Santa Maria varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Santa Maria, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 20°C (68°F) | 125 mm (4.9 inches) | 84% | very high |
| February Weather | 21°C (71°F) | 59 mm (2.3 inches) | 73% | extreme |
| March Weather | 23°C (73°F) | 41 mm (1.6 inches) | 59% | extreme |
| April Weather | 25°C (78°F) | 73 mm (2.9 inches) | 52% | extreme |
| May Weather | 26°C (79°F) | 172 mm (6.8 inches) | 53% | extreme |
| June Weather | 25°C (77°F) | 360 mm (14.2 inches) | 55% | extreme |
| July Weather | 25°C (77°F) | 127 mm (5.0 inches) | 61% | extreme |
| August Weather | 25°C (77°F) | 213 mm (8.4 inches) | 71% | extreme |
| September Weather | 25°C (76°F) | 284 mm (11.2 inches) | 77% | extreme |
| October Weather | 24°C (75°F) | 321 mm (12.6 inches) | 78% | extreme |
| November Weather | 22°C (71°F) | 197 mm (7.7 inches) | 82% | very high |
| December Weather | 20°C (69°F) | 116 mm (4.6 inches) | 86% | very high |