SeasonMapGustavia (St Barts) weather in June
Saint Barthélemy
June in Gustavia: warm, a little rain, with clean air — an excellent time to visit.
#7 of 12 months in Gustavia · #360 of 1383 destinations to visit in June · comfort 88/100 (tier A)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on Gustavia in June
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Gustavia climate normals — June
| Daytime high | 28°C / 82°F | 🌤 warm |
|---|---|---|
| Nighttime low | 26°C / 80°F | |
| Sea temperature | 29°C / 84°F | ♨️ bath-warm |
| Rainfall | 48 mm / 1.9 in | 🌦 some rain |
| Rainy days | 11 days | |
| Humidity | 80% | 💦 very humid |
| Dew point | 24°C / 74°F | |
| Sunshine | 11.8 h/day | |
| Daylight | 13.2 h | |
| Wind | 30 km/h / 19 mph | |
| Air quality (US AQI) | 49 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Gustavia in June
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Shoulder seasonschool holidays in 3 of the markets that fill it, an ordinary month(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Gustavia's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherGustavia's weather doesn't swing hard through the year — comfort stays fairly steady in every month.
What's on in Gustavia in June
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Hazard
Atlantic hurricane season
1 Jun – 30 NovMost of the season passes without incident, but this is the island Irma flattened in September 2017 and the rebuild took years. Mid-August to mid-October is the part of the window worth insuring against. Source ↗
Nearby, and something's on
Within 300 km of Gustavia — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Gustavia?
Gustavia in June — FAQ
- Is June a good time to visit Gustavia?
- June in Gustavia: warm, a little rain, with clean air — an excellent time to visit. It ranks #7 of 12 months for Gustavia on SeasonMap's comfort score (88/100).
- What is the weather like in Gustavia in June?
- In June, Gustavia averages a daily high of 27.7°C and a low of 26.4°C, with about 47.6 mm of rain over roughly 11.2 rainy days.
- What is the air quality in Gustavia in June?
- Gustavia has a mean US Air Quality Index of about 49 in June.
Other months in Gustavia
Compare Gustavia in June
Warmer or cooler than Gustavia in June
Similar destinations in Caribbean — June
Within 300 km: Philipsburg's Sea turtle nesting around 1 Apr – 30 Nov.