Simpson Bay
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Simpson Bay Weather in October

In Simpson Bay, October brings high daytime temperatures around 29°C (84°F), with nights cooling to 26°C (79°F). It is the wettest month of the year, so expect more rainfall than usual.

Rainfall in Simpson Bay in October

An umbrella might come in handy since it is the wettest month of the year. Typically, about 20 days will experience rainfall, with an average of 139 mm (5.5 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Simpson Bay in October

Daytime temperatures in Simpson Bay reach 29°C (84°F) in October, dropping to 26°C (79°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights are warm at 26°C (79°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.

Sunshine in Simpson Bay in October

With approximately 244 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Wind Speed in Simpson Bay in October

Wind speeds average 4 m/s (8 knots) during October. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

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.

If you prefer enjoying temperate temperatures and rain-free days, 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.

Simpson Bay 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% *
* Data from: Sint Maarten, Sint Maarten (3 KM, 2 Miles).

Simpson Bay Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Simpson Bay - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Simpson Bay 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 records for Simpson Bay in October

Browse day-by-day weather records for Simpson Bay spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Simpson Bay historical weather extremes in October

The extremes listed below come from historical weather data collected in Simpson Bay from 1976 through 2025.

  • The warmest day in October was on October 29, 1987, with a maximum of 34°C (93°F).
  • Simpson Bay 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 Sint Maarten in October

Find out more about the weather in Sint Maarten and which places have the best travel conditions in this month. See all of Sint Maarten in October →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Simpson Bay 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. With water temperatures around 28°C (82°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Simpson Bay in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    7/10
  • Outdoor sports
    7/10

Simpson Bay 3-Day Forecast

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.