June · Palau
Best time to visit Rock Islands in June Weather, crowds & prices
Weather in Rock Islands in June
Average temperature 27°C, 549 mm of rain, about 20 days with 6+ hours of sunshine and 89% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
June score
3.1/10
Ranked #7 of 12 months
- Avg temp
- 27°C
- Rainfall
- 549 mm
- Humidity
- 89%
- Days with 6h+ sun
- 20
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
June in Rock Islands scores 3.1/10 for sightseeing and cultural travel - ranked #7 of 12. Expect around 27°C, 549 mm of rain, and roughly 20 days with 6+ hours of sunshine this month.
Palau's Rock Islands Southern Lagoon is a protected maze of limestone islets, reefs, lagoons, beaches, and marine sites explored by licensed boat, kayak, or dive operators.
June in Rock Islands — off-season conditions
Days in June average 27°C (80°F) and humidity near 89% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
This is the year's wettest stretch at 549 mm, but with about 20 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.
That is 3.1/10 on the same scale — 7th of 12 months, versus 3.2/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Expect mid-season pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Rock Islands in June?
- In June, Rock Islands averages 27°C, 549 mm of rain, and about 20 days with 6+ hours of sunshine. Its climate-comfort score is 3.1/10.
- Is June a good time to visit Rock Islands?
- June earns a 3.1/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Rock Islands in June?
- Expect about 549 mm of rain in June. Average humidity is 89% and there are about 20 days with 6+ hours of sunshine.
Curated in Rock Islands
Tickets & experiences
Things to do in Rock Islands
Rock Islands, Palau. Live activities and tours from GetYourGuide, matched to this destination.