Gustavia Weather in October
October in Gustavia averages 29°C (84°F) during the day and 26°C (79°F) at night. It is the wettest month of the year, with 138 mm (5.4 in) of rainfall on average, so waterproof gear is a must.
Rainfall in Gustavia in October
Since this is the rainiest month of the year, it's a good idea to carry an umbrella just in case. You can typically expect 20 days of rain this month, averaging around 138 mm (5.4 in). Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in Gustavia in October
Temperatures in Gustavia in October top out at 29°C (84°F) and drop to 26°C (79°F) overnight. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 26°C (79°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.
Sunshine in Gustavia in October
Expect a lot of sunshine this month, with about 251 hours of sun. These sunny conditions add to the overall experience.If you prefer dry days with pleasant temperatures, January, February, March, April, May, June, July and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 October
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
68%
Precipitation
138 mm (5.4 in)
Rainy days
20 days
Humidity
77%
Sunshine
251 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Gustavia typically stay consistent throughout October, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in October
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 October
Historical weather for Gustavia in October
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 October
Based on 49 years of weather observations in Gustavia between 1976 and 2025, these are the recorded extremes.
- Gustavia recorded its highest October temperature of 35°C (95°F) on October 12, 1980.
- On October 26, 2007, Gustavia saw its coldest October day with temperatures maxing out at 26°C (79°F).
- Nighttime temperatures dropped to 19°C (66°F) on October 30, 1984, marking the coldest October night on record.
Best Places in Saint Barthélemy in October
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 October →
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What to Wear in Gustavia in October
Warm weather calls for comfortable, breathable clothing in October. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Gustavia in October
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.
