Cap-Haïtien weather in May
May in Cap-Haïtien: sweltering, rainy, with very humid — an excellent time to visit.
#6 of 12 months in Cap-Haïtien · #225 of 604 destinations to visit in May · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Cap-Haïtien climate normals — May
| Daytime high | 29°C / 83°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Feels like (high) | 34°C / 93°F | |
| Rainfall | 104 mm / 4.1 in | 🌧 rainy |
| Rainy days | 19 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 24°C / 74°F | |
| Sunshine | 11.6 h/day | |
| Daylight | 13.1 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 52 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Cap-Haïtien?
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Cap-Haïtien in May — FAQ
- Is May a good time to visit Cap-Haïtien?
- May in Cap-Haïtien: sweltering, rainy, with very humid — an excellent time to visit. It ranks #6 of 12 months for Cap-Haïtien on SeasonMap's comfort score (84/100).
- What is the weather like in Cap-Haïtien in May?
- In May, Cap-Haïtien averages a daily high of 28.5°C and a low of 24.8°C, with about 103.9 mm of rain over roughly 18.8 rainy days.
- What is the air quality in Cap-Haïtien in May?
- Cap-Haïtien has a mean US Air Quality Index of about 52 in May.