Last updated: August 22, 2025
In May, the weather in Porto Calvo, Brazil is typically warm, with an average temperature of 25°C (78°F). Daytime highs can reach up to 33°C (92°F), while evenings may cool down to a pleasant 20°C (69°F). Be prepared for frequent showers, as precipitation averages 140 mm (5.5 in) over about 24 days, and don’t forget the humidity—it tends to be quite high at around 90%, adding to the tropical feel.
In May, in Porto Calvo, the average temperature is 25°C (78°F). The maximum can reach 33°C (92°F), while the minimum can be as low as 20°C (69°F). This pleasant climate makes Porto Calvo an ideal destination for travelers seeking warmth and outdoor activities during this time of year.
In Porto Calvo in May, the precipitation amount is 140 mm (5.5 in) spread over 24 days.
In Porto Calvo in May, humidity is 90%. With an average temperature of 25°C (78°F), this humidity feels like walking through a warm, intangible blanket that clings to your skin, making every step a challenge as you navigate the thick, steamy air while traveling.
In Porto Calvo in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Porto Calvo.
UV Risk Categories
Weather in Porto Calvo varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Porto Calvo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 27°C (80°F) | 55 mm (2.2 inches) | 84% | extreme |
| February Weather | 27°C (81°F) | 67 mm (2.6 inches) | 87% | extreme |
| March Weather | 27°C (81°F) | 136 mm (5.3 inches) | 88% | extreme |
| April Weather | 26°C (79°F) | 116 mm (4.6 inches) | 89% | extreme |
| May Weather | 25°C (78°F) | 140 mm (5.5 inches) | 90% | extreme |
| June Weather | 24°C (76°F) | 147 mm (5.8 inches) | 89% | extreme |
| July Weather | 23°C (74°F) | 138 mm (5.4 inches) | 86% | extreme |
| August Weather | 24°C (75°F) | 94 mm (3.7 inches) | 84% | extreme |
| September Weather | 24°C (76°F) | 67 mm (2.6 inches) | 79% | extreme |
| October Weather | 25°C (78°F) | 45 mm (1.8 inches) | 74% | extreme |
| November Weather | 26°C (80°F) | 44 mm (1.7 inches) | 71% | extreme |
| December Weather | 27°C (80°F) | 48 mm (1.9 inches) | 72% | extreme |