Last updated: March 2, 2024
The weather in Justo Sierra, Mexico, during May is characterized by an average temperature of 19°C (67°F). Highs can soar to 29°C (85°F), while lows may dip to 12°C (53°F). Typically, the humidity level in Justo Sierra throughout May hovers around 53%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Justo Sierra averages 196 mm (7.7 inches) of rainfall, typically over the course of 24 rainy days. The month enjoys an average of 12 hours 53 minutes of daylight, with the sun shining for approximately 10 hours 17 minutes each day. Additionally, there is a 23% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In May, the UV Index in Justo Sierra reaches a maximum of 15, 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 | 2 | 4 | 7 | 11 | 14 | 15 | 13 | 11 | 7 | 4 | 1 | 1 |
| Exposure | Low | Moderate | High | Extreme | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 10 min | 25 min | 30 min | 45 min | ||||||