Yearly weather and climate in Gustavia, Saint Barthelemy

The yearly weather in Gustavia runs from around 25°C in February to 30°C in September. March is the driest month at 6 rainy days; October the wettest at 17. Here is the annual climate data, so you know what you are packing for.

Best time to visit

The best weather is typically in Mar, with mild temperatures and lower rainfall.

Sunshine

Expect up to 11.6 hours of clear skies in Apr, but only 10.1 hours in Oct. Pack sunglasses and SPF accordingly.

Rainfall

It rains the most in Oct (149mm over 17 days). A reliable rain jacket is a must-have if visiting then.

Day-to-night swings

Temperatures typically drop by 2°C from day to night. Make sure to pack layers for the evenings.

Average temperatures and rainfall

Daily highs and lows in Gustavia, averaged over 10 years of recorded weather, with the number of days it typically rains.

  1. 2780°2577°13Jan
  2. 2679°2576°11Feb
  3. 2780°2577°6Mar
  4. 2780°2577°14Apr
  5. 2882°2679°12May
  6. 2984°2781°9Jun
  7. 2984°2781°16Jul
  8. 2985°2781°16Aug
  9. 3085°2882°16Sep
  10. 2985°2781°17Oct
  11. 2983°2780°15Nov
  12. 2882°2678°9Dec

Bars span the average daily low to high. Numbers under the drop are rainy days per month (1mm or more) — hover a month for its total rainfall. Mar is typically driest at 6 days (19mm); Oct the wettest at 17 days (149mm).

Average monthly temperature and rainfall in Gustavia
MonthAverage highAverage lowRainy daysTotal rainfall
Jan27°C25°C1341mm
Feb26°C25°C1159mm
Mar27°C25°C619mm
Apr27°C25°C1474mm
May28°C26°C1274mm
Jun29°C27°C951mm
Jul29°C27°C1668mm
Aug29°C27°C16103mm
Sep30°C28°C1691mm
Oct29°C27°C17149mm
Nov29°C27°C1595mm
Dec28°C26°C935mm

Weather data by Open-Meteo.com

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