Apia weather in August
August in Apia: hot, rainy, with clean air — one of the best months to visit.
#1 of 12 months in Apia · #245 of 604 destinations to visit in August · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Apia climate normals — August
| Daytime high | 29°C / 84°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 122 mm / 4.8 in | 🌧 rainy |
| Rainy days | 22 days | |
| Humidity | 81% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 10.5 h/day | |
| Daylight | 11.7 h | |
| Wind | 24 km/h / 15 mph | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Apia in August — FAQ
- Is August a good time to visit Apia?
- August in Apia: hot, rainy, with clean air — one of the best months to visit. It ranks #1 of 12 months for Apia on SeasonMap's comfort score (82/100).
- What is the weather like in Apia in August?
- In August, Apia averages a daily high of 28.9°C and a low of 25.2°C, with about 121.5 mm of rain over roughly 22.4 rainy days.
- What is the air quality in Apia in August?
- Apia has a mean US Air Quality Index of about 38 in August.