Last updated: August 27, 2025
In May, the average temperature in San Ignacio, Mexico is a comfortable 22°C (71°F). You'll experience a range, with lows of 9°C (48°F) and highs peaking at 34°C (94°F). Expect about 35 mm (1.4 in) of precipitation spread over 8 days, contributing to an average humidity of 67%. Whether you're exploring or relaxing, the weather offers a pleasant backdrop for your adventures!
In May in San Ignacio, the average temperature is 22°C (71°F). Temperatures can rise to a maximum of 34°C (94°F) and drop to a minimum as low as 9°C (48°F). This makes it a great time for travelers to enjoy warm days and cooler nights, perfect for a variety of outdoor activities.
In San Ignacio in May, the precipitation amount is 35 mm (1.4 in) over the course of 8 days.
In San Ignacio in May, humidity is 67%. With an average temperature of 22°C (71°F), this humidity feels like a warm embrace, making outdoor activities enjoyable yet slightly uncomfortable, as the air hangs thick, reminding travelers to stay hydrated and seek shade during the midday sun.
In San Ignacio 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 Ignacio.
UV Risk Categories
Weather in San Ignacio varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in San Ignacio, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 13°C (56°F) | 5 mm (0.2 inches) | 74% | very high |
| February Weather | 16°C (60°F) | 7 mm (0.3 inches) | 65% | extreme |
| March Weather | 18°C (64°F) | 10 mm (0.4 inches) | 58% | extreme |
| April Weather | 20°C (69°F) | 11 mm (0.4 inches) | 58% | extreme |
| May Weather | 22°C (71°F) | 35 mm (1.4 inches) | 67% | extreme |
| June Weather | 20°C (68°F) | 139 mm (5.5 inches) | 76% | extreme |
| July Weather | 19°C (66°F) | 103 mm (4.1 inches) | 67% | extreme |
| August Weather | 19°C (67°F) | 89 mm (3.5 inches) | 68% | extreme |
| September Weather | 18°C (65°F) | 125 mm (4.9 inches) | 81% | extreme |
| October Weather | 17°C (63°F) | 61 mm (2.4 inches) | 83% | extreme |
| November Weather | 15°C (58°F) | 19 mm (0.7 inches) | 84% | very high |
| December Weather | 13°C (56°F) | 6 mm (0.2 inches) | 81% | very high |