Last updated: August 23, 2025
In San Antonio, Honduras, the average temperature in May hovers around 25°C (78°F). Expect minimums of 15°C (60°F) and maximums reaching up to 37°C (99°F). Throughout the month, precipitation totals approximately 142 mm (5.6 in) spread over 20 days, and the average humidity sits at a comfortable 59%.
In May in San Antonio, the average temperature is 25°C (78°F). Maximum temperatures can reach as high as 37°C (99°F), while the minimum can drop to 15°C (60°F). This makes San Antonio an ideal destination for travelers seeking warm weather and a pleasant climate for outdoor activities.
In San Antonio in May, the precipitation amount is 142 mm (5.6 in) spread over 20 days.
In San Antonio in May, humidity is 59%. With an average temperature of 25°C (78°F), this humidity feels like a warm embrace, creating a slightly sticky atmosphere that can make outdoor explorations feel both refreshing and somewhat uncomfortable as you wander through the sights.
In San Antonio in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Antonio, you can check here.
UV Risk Categories
Weather in San Antonio varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in San Antonio, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 20°C (69°F) | 67 mm (2.6 inches) | 78% | extreme |
| February Weather | 22°C (71°F) | 28 mm (1.1 inches) | 74% | extreme |
| March Weather | 23°C (73°F) | 37 mm (1.5 inches) | 67% | extreme |
| April Weather | 25°C (77°F) | 53 mm (2.1 inches) | 61% | extreme |
| May Weather | 25°C (78°F) | 142 mm (5.6 inches) | 59% | extreme |
| June Weather | 25°C (77°F) | 147 mm (5.8 inches) | 61% | extreme |
| July Weather | 25°C (77°F) | 83 mm (3.2 inches) | 68% | extreme |
| August Weather | 25°C (76°F) | 125 mm (4.9 inches) | 70% | extreme |
| September Weather | 25°C (77°F) | 143 mm (5.6 inches) | 75% | extreme |
| October Weather | 23°C (74°F) | 214 mm (8.4 inches) | 81% | extreme |
| November Weather | 21°C (71°F) | 192 mm (7.6 inches) | 82% | very high |
| December Weather | 20°C (69°F) | 73 mm (2.9 inches) | 75% | very high |