Last updated: March 2, 2024
The weather in Monterrey, Mexico, during May is characterized by an average temperature of 26°C (79°F). Highs can soar to 37°C (99°F), while lows may dip to 17°C (62°F). Typically, the humidity level in Monterrey throughout May hovers around 66%.
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Average temperature
Maximum temperature
Humidity
In May, Monterrey averages 72 mm (2.8 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 13 hours 24 minutes of daylight, with the sun shining for approximately 10 hours 49 minutes each day. Additionally, there is a 55% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In May, the UV Index in Monterrey reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 1 | 2 | 5 | 8 | 11 | 13 | 13 | 11 | 8 | 5 | 2 | 1 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 30 min | 45 min | ||||||