Verdict: Good month
Bora Bora Weather in September
September hits the sweet spot in Bora Bora — highs around 23°C (73°F), ideal for a full day on foot. It's also the wet side of the calendar: rain falls on about 15 days, so build flexibility into plans. Overall, September is a solid month to visit Bora Bora.
Average high
23°C / 73°F
Average low
22°C / 72°F
Rain days
~15
Precipitation
95 mm
What to pack for Bora Bora in September
- Summer clothes, plus one light layer for air-con and evenings
- Rain gear is non-negotiable — expect rain on roughly 15 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
September against the rest of the year
Warmest in Bora Bora: Feb (25°C / 77°F) · Coolest: Jul (23°C / 73°F) · Wettest: Jan (~27 rain days)
24°
22°
Jan
25°
23°
Feb
25°
23°
Mar
25°
23°
Apr
25°
23°
May
24°
22°
Jun
23°
22°
Jul
23°
22°
Aug
23°
22°
Sep
23°
22°
Oct
24°
22°
Nov
24°
22°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)