Saipan weather in August
August in Saipan: hot, soaked, with clean air — a good time to visit.
#11 of 12 months in Saipan · #465 of 604 destinations to visit in August · comfort 64/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Saipan climate normals — August
| Daytime high | 28°C / 82°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Feels like (high) | 32°C / 90°F | |
| Rainfall | 365 mm / 14.4 in | ⛈ soaked |
| Rainy days | 29 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 23°C / 74°F | |
| Sunshine | 9.3 h/day | |
| Daylight | 12.6 h | |
| Wind | 25 km/h / 15 mph | |
| Air quality (US AQI) | 23 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Saipan in August — FAQ
- Is August a good time to visit Saipan?
- August in Saipan: hot, soaked, with clean air — a good time to visit. It ranks #11 of 12 months for Saipan on SeasonMap's comfort score (64/100).
- What is the weather like in Saipan in August?
- In August, Saipan averages a daily high of 27.5°C and a low of 25.1°C, with about 364.5 mm of rain over roughly 29 rainy days.
- What is the air quality in Saipan in August?
- Saipan has a mean US Air Quality Index of about 23 in August.