Last updated: August 23, 2025
In May, the average temperature in San Rafael Petzal, Guatemala is a pleasant 19°C (67°F). Expect a range where temperatures can dip to a refreshing 10°C (51°F) or rise to a warm 30°C (87°F). This month also sees an average precipitation of 179 mm (7.0 in) spread across 22 days, resulting in a humidity level of 65% that adds to the lushness of the surroundings.
In May in San Rafael Petzal, the average temperature is 19°C (67°F). Maximums can reach 30°C (87°F) and minimums can be as low as 10°C (51°F). This climate makes San Rafael Petzal an ideal destination for travelers looking to enjoy mild weather and comfortable outdoor activities.
In San Rafael Petzal in May, the total precipitation amount is 179 mm (7.0 in) spread over 22 days.
In San Rafael Petzal in May, humidity is 65%. With an average temperature of 19°C (67°F), this humidity feels like a warm embrace that can make outdoor activities a bit sticky, so travelers may want to plan for more leisurely adventures and stay hydrated to fully enjoy their experience.
In San Rafael Petzal in May, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in San Rafael Petzal.
UV Risk Categories
Weather in San Rafael Petzal varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in San Rafael Petzal, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 16°C (61°F) | 10 mm (0.4 inches) | 76% | extreme |
| February Weather | 17°C (63°F) | 6 mm (0.2 inches) | 68% | extreme |
| March Weather | 18°C (65°F) | 8 mm (0.3 inches) | 59% | extreme |
| April Weather | 19°C (67°F) | 35 mm (1.4 inches) | 57% | extreme |
| May Weather | 19°C (67°F) | 179 mm (7.0 inches) | 65% | extreme |
| June Weather | 18°C (65°F) | 341 mm (13.4 inches) | 66% | extreme |
| July Weather | 18°C (65°F) | 127 mm (5.0 inches) | 75% | extreme |
| August Weather | 18°C (65°F) | 245 mm (9.6 inches) | 82% | extreme |
| September Weather | 18°C (64°F) | 308 mm (12.1 inches) | 82% | extreme |
| October Weather | 18°C (64°F) | 246 mm (9.7 inches) | 83% | extreme |
| November Weather | 17°C (62°F) | 60 mm (2.4 inches) | 80% | extreme |
| December Weather | 16°C (61°F) | 14 mm (0.6 inches) | 76% | very high |