Last updated: March 2, 2024
The weather in San Francisco la Union, Guatemala, during May is characterized by an average temperature of 17°C (62°F). Highs can soar to 25°C (78°F), while lows may dip to 10°C (51°F). Typically, the humidity level in San Francisco la Union throughout May hovers around 65%.
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Average temperature
Maximum temperature
Humidity
In May, San Francisco la Union averages 290 mm (11.4 inches) of rainfall, typically over the course of 31 rainy days. The month enjoys an average of 12 hours 48 minutes of daylight, with the sun shining for approximately 9 hours 36 minutes each day. Additionally, there is a 15% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in San Francisco la Union reaches a maximum of 15, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 2 | 4 | 8 | 11 | 14 | 15 | 14 | 11 | 7 | 4 | 1 | 1 | 0 |
| Exposure | Low | Moderate | VeryHigh | Extreme | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 25 min | 30 min | 45 min | ||||||