Simpson Bay Weather in January
Simpson Bay in January averages 27°C (81°F) during the day and 24°C (75°F) at night. Some rainfall is typical for this time of year.
Rainfall in Simpson Bay in January
You can expect rain on around 17 days based on historical patterns, with 40 mm (1.6 in) average for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Simpson Bay in January
If you're visiting Simpson Bay in January, expect perfect temperatures with highs of 27°C (81°F) and overnight lows of 24°C (75°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights are warm at 24°C (75°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Simpson Bay in January
Expect sunny days throughout the month, with an estimated 255 hours of sunshine. This makes it a pleasant time to visit Simpson Bay.
Wind Speed in Simpson Bay in January
Average wind conditions reach 5 m/s (10 knots) in January. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.
Average water temperature in January
With water at 26°C (79°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.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 Simpson Bay.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sint Maarten, check out our Simpson Bay's climate page.
Simpson Bay Temperature in January
Min Temperature
24°C (75°F)
Max Temperature
27°C (81°F)
Water Temperature
26°C (79°F) *
Chance of Rain
58%
Precipitation
40 mm (1.6 in)
Rainy days
17 days
Humidity
76% *
Windspeed
5 m/s (10 knots) *
Sunshine
255 hours *
Percentage Sunshine
75% *
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Simpson Bay typically stay consistent throughout January, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in January
Historical weather for Simpson Bay in January
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 January
Based on 49 years of weather observations in Simpson Bay between 1976 and 2025, these are the recorded extremes.
- On January 8, 1992, temperatures climbed to 32°C (90°F), marking the warmest January day on record.
- The lowest daytime temperature in January was 24°C (75°F), recorded on January 30, 2005.
- Nighttime temperatures dropped to 16°C (61°F) on January 27, 2020, marking the coldest January night on record.
Best Places in Sint Maarten in January
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 January →
perfect weather
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unpleasant
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What to Wear in Simpson Bay in January
Warm weather calls for comfortable, breathable clothing in January. 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). Some rain is possible, so pack something to handle light showers. Expect water temperatures of around 26°C (79°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 Simpson Bay in January
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 Sint Maarten, check out our Simpson Bay's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Simpson Bay climate overview or explore weather in Sint Maarten.
