Saint Martin Weather in October
October in Saint Martin averages 29°C (84°F) during the day and 26°C (79°F) at night. It is the wettest month of the year, with 139 mm (5.5 in) of rainfall on average, so waterproof gear is a must.
Rainfall in Saint Martin in October
With frequent rain showers this month, having an umbrella on hand will keep you dry. Records from the past 30 years suggest around 20 days of rain, with 139 mm (5.5 in) average for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Saint Martin in October
Daytime highs in Saint Martin in October reach 29°C (84°F), with nights around 26°C (79°F). This kind of day-to-night contrast is typical for this time of year. At 26°C (79°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help.
Sunshine in Saint Martin in October
The city usually sees around 244 hours of sunlight, indicating many sunny days — a great month for sightseeing.
Wind Speed in Saint Martin in October
In October, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.
Average water temperature in October
The water is 28°C (82°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.Should you favor a climate that's both dry and comfortably warm, January, February, March, April, May, June, July and December typically offer the most agreeable 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 Martin, check out our Saint Martin's climate page.
Saint Martin Temperature in October
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Water Temperature
28°C (82°F) *
Chance of Rain
68%
Precipitation
139 mm (5.5 in)
Rainy days
20 days
Humidity
80% *
Windspeed
4 m/s (8 knots) *
Sunshine
244 hours *
Percentage Sunshine
65% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Saint Martin 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
Historical weather for Saint Martin in October
Browse day-by-day weather records for Saint Martin spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Saint Martin historical weather extremes in October
According to our 49 years of weather records for Saint Martin, the following extremes were recorded between 1976 and 2025.
- The warmest day in October was on October 29, 1987, with a maximum of 34°C (93°F).
- Saint Martin experienced its chilliest October day on October 26, 2007, reaching only 26°C (79°F).
- The lowest overnight temperature recorded in October was 20°C (68°F) (October 25, 2011).
Best Places in Saint Martin in October
Find out more about the weather in Saint Martin and which places have the best travel conditions in this month. See all of Saint Martin in October →
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What to Wear in Saint Martin in October
Warm temperatures in October 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. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 28°C (82°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Saint Martin 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 Martin, check out our Saint Martin's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Saint Martin climate overview or explore weather in Saint Martin.
