Okinawa weather in May
May in Okinawa: warm, soaked, with very humid — a good time to visit.
#8 of 12 months in Okinawa · #482 of 604 destinations to visit in May · comfort 68/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Okinawa climate normals — May
| Daytime high | 24°C / 76°F | 🌤 warm |
|---|---|---|
| Nighttime low | 22°C / 72°F | |
| Feels like (high) | 26°C / 79°F | |
| Rainfall | 293 mm / 11.5 in | ⛈ soaked |
| Rainy days | 15 days | |
| Humidity | 80% | 💦 very humid |
| Dew point | 19°C / 67°F | |
| Sunshine | 8.7 h/day | |
| Daylight | 13.4 h | |
| Wind | 30 km/h / 19 mph | |
| Air quality (US AQI) | 61 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Okinawa in May — FAQ
- Is May a good time to visit Okinawa?
- May in Okinawa: warm, soaked, with very humid — a good time to visit. It ranks #8 of 12 months for Okinawa on SeasonMap's comfort score (68/100).
- What is the weather like in Okinawa in May?
- In May, Okinawa averages a daily high of 24.2°C and a low of 22.3°C, with about 292.8 mm of rain over roughly 15.4 rainy days.
- What is the air quality in Okinawa in May?
- Okinawa has a mean US Air Quality Index of about 61 in May.