Gustavia Weather in May
Gustavia in May sees high daytime temperatures of 28°C (82°F) and nighttime lows of 26°C (79°F). Rainfall is fairly high this month at around 74 mm (2.9 in), so pack a rain jacket to stay dry.
Rainfall in Gustavia in May
Typically, about 15 days will experience rainfall, with an average of 74 mm (2.9 in) for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.
Temperature in Gustavia in May
May is a perfect month in Gustavia, with 28°C (82°F) during the day and 26°C (79°F) at night. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 26°C (79°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Gustavia in May
The city usually sees around 254 hours of sunlight, indicating many sunny days — a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, May, June, July and December typically offer the best weather for Gustavia.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Saint Barthélemy, check out our Gustavia's climate page.
Gustavia Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
28°C (82°F)
Chance of Rain
50%
Precipitation
74 mm (2.9 in)
Rainy days
15 days
Humidity
75%
Sunshine
254 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Gustavia typically stay consistent throughout May, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Gustavia in May
Browse day-by-day weather records for Gustavia spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Gustavia historical weather extremes in May
According to our 50 years of weather records for Gustavia, the following extremes were recorded between 1976 and 2026.
- Gustavia recorded its highest May temperature of 33°C (91°F) on May 28, 1999.
- The lowest daytime temperature in May was 25°C (77°F), recorded on May 11, 1986.
- Gustavia registered its coldest May night on May 4, 2022, with temperatures dropping to 19°C (66°F).
Best Places in Saint Barthélemy in May
Find out more about the weather in Saint Barthélemy and which places have the best travel conditions in this month. See all of Saint Barthélemy in May →
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What to Wear in Gustavia in May
Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Gustavia in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Saint Barthélemy, check out our Gustavia's climate page.
Temperature Rainfall Sunshine Humidity
See the full Gustavia climate overview or explore weather in Saint Barthélemy.
