Monthly climate averages for Gustavia, Saint Barthélemy. Based on 10-year ERA5 reanalysis data.
Am Tropical Monsoon
Climate OverviewGustavia, Saint Barthélemy in April has warm conditions, with highs averaging 26.1°C (79°F). Winds are noticeable. Sea temperature reaches 27.3°C (81°F).
This month falls at the middle of Spring.
Temperatures remain fairly steady throughout April, with daily highs around 26°C (79°F).
Rainfall is heaviest during the last third of the month, while the first third tends to be drier.
The warmest days tend to fall around the 28th, averaging 26.4°C (80°F).
Daily averages based on historical data (2016–2025)
Daytime temperatures around 26°C (79°F) are ideal for full-day outdoor exploration.
Rain usually comes in shorter passing showers rather than all-day rain.
Recent yearly records for April have stayed close to the long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 26°C / 25°C | 27°C / 25°C | 10days (28 mm) Wet | 10.3h Excellent | 77% Humid | 6.7 High | Excellent | View Details |
| February best | 26°C / 24°C | 27°C / 24°C | 8days (35 mm) Wet | 10.7h Excellent | 77% Humid | 7.6 Very High | Excellent | View Details |
| March best | 26°C / 25°C | 28°C / 25°C | 8days (21 mm) Wet | 11.1h Excellent | 76% Humid | 8.7 Very High | Excellent | View Details |
| April best | 26°C / 25°C | 29°C / 26°C | 9days (40 mm) Wet | 11.4h Excellent | 78% Humid | 9 Very High | Excellent | View Details |
| May | 27°C / 26°C | 30°C / 27°C | 11days (46 mm) Wet | 11.7h Excellent | 80% Humid | 8.8 Very High | Good | View Details |
| June | 28°C / 27°C | 31°C / 28°C | 10days (41 mm) Wet | 11.8h Excellent | 80% Humid | 8.5 Very High | Good | View Details |
| July | 28°C / 27°C | 31°C / 28°C | 16days (73 mm) Wet | 11.7h Excellent | 81% Humid | 8.7 Very High | Fair | View Details |
| August | 28°C / 27°C | 33°C / 29°C | 14days (85 mm) Wet | 11.3h Excellent | 81% Humid | 8.9 Very High | Fair | View Details |
| September | 29°C / 27°C | 33°C / 30°C | 17days (128 mm) Wet | 10.7h Excellent | 81% Humid | 8.5 Very High | Fair | View Details |
| October | 28°C / 27°C | 32°C / 29°C | 16days (130 mm) Wet | 10.1h Excellent | 80% Humid | 7.5 Very High | Fair | View Details |
| November | 27°C / 26°C | 30°C / 28°C | 14days (105 mm) Wet | 9.6h Good | 80% Humid | 6.7 High | Good | View Details |
| December best | 27°C / 25°C | 28°C / 26°C | 11days (36 mm) Wet | 10h Excellent | 77% Humid | 6.3 High | Excellent | View Details |
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.
A waterproof jacket or compact umbrella is recommended for occasional showers.
Last updated:
We use cookies to analyze traffic and improve your experience. No personal data is sold or shared with advertisers.
We use Google Analytics to understand how visitors use WorldStats. This helps us improve content and performance. Analytics cookies track page views and session data — no personally identifiable information is collected. You can change your preference at any time from the footer.
