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Gros Islet Weather in January
January in Gros Islet brings high temperatures, with daytime highs of 28°C (82°F) and nights around 24°C (75°F). The excellent weather makes it a solid choice for a visit.
Rainfall in Gros Islet in January
Expect around 17 days of rain based on historical data, with 51 mm (2 in) average. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.
Temperature in Gros Islet in January
January is a good time to be in Gros Islet. Days are excellent, reaching 28°C (82°F), with nights around 24°C (75°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Gros Islet in January
Expect a lot of sunshine this month, with about 245 hours of sun. These sunny conditions add to the overall experience.If you favor pleasant temperatures and minimal rainfall, January is one of the best months to visit Gros Islet.
Gros Islet Temperature in January
Min Temperature
24°C (75°F)
Max Temperature
28°C (82°F)
Chance of Rain
57%
Precipitation
51 mm (2 in)
Rainy days
17 days
Humidity
80% *
Sunshine
245 hours *
Percentage Sunshine
*
* Data from: Saint Lucia, Saint Lucia (8 KM, 5 Miles).
Gros Islet Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gros Islet - and find the best time to visit.
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Gros Islet typically stay consistent throughout January, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in January
Historical weather records for Gros Islet in January
Browse day-by-day weather records for Gros Islet spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Gros Islet historical weather extremes in January
According to our 40 years of weather records for Gros Islet, the following extremes were recorded between 1985 and 2025.
- The hottest January day on record in Gros Islet reached 31°C (88°F) (January 30, 2024).
- The lowest daytime temperature in January was 25°C (77°F), recorded on January 27, 2019.
- The lowest overnight temperature recorded in January was 17°C (63°F) (January 24, 1996).
Best Places in Saint Lucia in January
Find out more about the weather in Saint Lucia and which places have the best travel conditions in this month. See all of Saint Lucia in January →
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 Gros Islet in January
Warm temperatures in January 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. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Gros Islet in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping8/10 -
Outdoor sports8/10
Gros Islet 3-Day Forecast
More climate data for Gros Islet
Temperature Rainfall Sunshine Humidity
See the full Gros Islet climate overview or explore weather in Saint Lucia.
Popular in January
Where to go in January - average daytime high across popular destinations.
Marigot Bay
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