Happy Bay Weather in January
During January, Happy Bay experiences high daytime temperatures of 27°C (81°F) and cooler nights around 24°C (75°F). Some rainfall is typical during this period.
Rainfall in Happy Bay in January
You can typically expect 17 days of rain this month, averaging around 40 mm (1.6 in). Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Happy Bay in January
January tends to be one of the perfect months in Happy Bay, with 27°C (81°F) in the afternoon and 24°C (75°F) overnight. 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 Happy Bay in January
Expect sunny days throughout the month, with an estimated 255 hours of sunshine. This makes it a pleasant time to visit Happy Bay.
Wind Speed in Happy Bay in January
Wind speeds average 5 m/s (10 knots) during January. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.
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.If you're a fan of comfortable temperatures and drier conditions, January is a great time to visit.
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 Happy Bay's climate page.
Happy 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 Happy 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 Happy Bay in January
Browse day-by-day weather records for Happy Bay spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Happy Bay historical weather extremes in January
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Happy Bay.
- 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 Saint Martin in January
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 January →
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What to Wear in Happy Bay in January
Warm but pleasant conditions in Happy Bay in January. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Light rain is possible, so consider bringing a small umbrella or rain jacket. With water temperatures around 26°C (79°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 Happy 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 Saint Martin, check out our Happy Bay's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Happy Bay climate overview or explore weather in Saint Martin.
