Saipan weather in May
May in Saipan: hot, a little rain, with clean air — an excellent time to visit.
#3 of 12 months in Saipan · #272 of 604 destinations to visit in May · comfort 83/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Saipan climate normals — May
| Daytime high | 28°C / 83°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 78°F | |
| Feels like (high) | 31°C / 88°F | |
| Rainfall | 64 mm / 2.5 in | 🌦 some rain |
| Rainy days | 15 days | |
| Humidity | 79% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 11.6 h/day | |
| Daylight | 12.8 h | |
| Wind | 28 km/h / 17 mph | |
| Air quality (US AQI) | 34 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Saipan in May — FAQ
- Is May a good time to visit Saipan?
- May in Saipan: hot, a little rain, with clean air — an excellent time to visit. It ranks #3 of 12 months for Saipan on SeasonMap's comfort score (83/100).
- What is the weather like in Saipan in May?
- In May, Saipan averages a daily high of 28.1°C and a low of 25.4°C, with about 64.4 mm of rain over roughly 14.8 rainy days.
- What is the air quality in Saipan in May?
- Saipan has a mean US Air Quality Index of about 34 in May.