Gustavia (St Barts) weather in April

April in Gustavia: hot, a little rain, with clean air — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Gustavia Saint Barthélemy · Lesser Antilles · Island89
  1. 89Jan
  2. 89Feb
  3. 90Mar
  4. 89Apr
  5. 88May
  6. 88Jun
  7. 85Jul
  8. 84Aug
  9. 81Sep
  10. 81Oct
  11. 82Nov
  12. 88Dec

#4 of 12 months in Gustavia · #197 of 1413 destinations to visit in April · comfort 89/100 (tier A)

Days
26°C
Nights
25°C
Wet days
11
Sun
11.4 h
Humidity
78%
Daylight
13 h
Gustavia, Saint Barthélemy
Photo: Originally uploaded at en · CC BY-SA 3.0

Traveller notes on Gustavia in April

Forum posters describe April as close to ideal - typically around 84F with low precipitation, and while forecasts often show rain in the mix, posters say it usually amounts to no more than about 10 minutes of actual rain on a given day. Any rain that does fall tends to be a fast-moving, widely scattered shower lasting minutes rather than a sustained downpour, with prolonged rain called genuinely rare this time of year. Posters call the good-weather run typically holding through March into April before conditions shift later in the year. For Gustavia specifically, posters describe the harbor town as St. Barth's main hub - plenty of shops and restaurants clustered around the waterfront, an easy, walkable base for exploring the rest of the island.
Tripadvisor community · April · 1 month ago · Read more on Tripadvisor ↗

Other months in Gustavia

St. Barths' forum doesn't hide that October is the island's off-season for good reason - deep in hurricane season, with Gustavia turning into something close to a ghost town as most shops shutter, though core restaurants stay open. When there's no storm system nearby the weather can be genuinely lovely, but posters were honest that the opposite is possible too: one traveler reported four straight days of rain totaling over 12 inches. The trade-off multiple regulars highlighted: the lowest room rates of the year and zero crowds, for anyone willing to accept real weather risk.
StBarthsRegular · October · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Gustavia's card on the map.

Gustavia climate normals — April

Daytime high26°C / 79°F🥵 hot
Nighttime low25°C / 77°F
Feels like (high)29°C / 84°F
Sea temperature27°C / 80°F😎 warm sea
Rainfall40 mm / 1.6 in🌦 some rain
Rainy days11 days
Humidity78%💦 very humid
Dew point21°C / 70°F
Sunshine11.4 h/day
Daylight12.6 h
Wind28 km/h / 18 mph
Air quality (US AQI)41🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Gustavia in April

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.

BusyLes Voiles de St Barth(estimated)

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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.

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What's on in Gustavia in April

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Festival

    Les Voiles de St Barth

    5–25 Apr · usuallySporting eventCrowdedBook early

    A week of competitive racing in mid-April for modern performance yachts, with a regatta village and nightly music on the Gustavia quays. Faster and livelier on shore than the Bucket. Source ↗

What's on around the world in April →

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?

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Gustavia in April — FAQ

Is April a good time to visit Gustavia?
April in Gustavia: hot, a little rain, with clean air — an excellent time to visit. It ranks #4 of 12 months for Gustavia on SeasonMap's comfort score (89/100).
What is the weather like in Gustavia in April?
In April, Gustavia averages a daily high of 26°C and a low of 24.8°C, with about 40.2 mm of rain over roughly 10.6 rainy days.
What is the air quality in Gustavia in April?
Gustavia has a mean US Air Quality Index of about 41 in April.

Within 300 km: Philipsburg's Sea turtle nesting around 1 Apr – 30 Nov, and Charlotte Amalie's Humpbacks on the north drop around 15 Jan – 15 Apr.