Gros Islet Weather in May
May in Gros Islet brings high temperatures around 30°C (86°F) during the day, dropping to 26°C (79°F) at night, with quite a bit of rainfall expected, averaging around 64 mm (2.5 in) for the month.
Rainfall in Gros Islet in May
Analyzing past climate data, one can expect approximately 15 days of rain, averaging 64 mm (2.5 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Gros Islet in May
Gros Islet in May gets highs of 30°C (86°F) during the day and drops to 26°C (79°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights stay warm at around 26°C (79°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Gros Islet in May
Expect a lot of sunshine this month, with about 249 hours of sun. These sunny conditions add to the overall experience.If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April and December typically offer the best circumstances for Gros Islet.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Saint Lucia, check out our Gros Islet's climate page.
Gros Islet Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
51%
Precipitation
64 mm (2.5 in)
Rainy days
15 days
Humidity
76% *
Sunshine
249 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Gros Islet typically stay consistent throughout May, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in May
Historical weather for Gros Islet in May
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 May
According to our 50 years of weather records for Gros Islet, the following extremes were recorded between 1976 and 2026.
- The warmest day in May was on May 2, 2015, with a maximum of 38°C (100°F).
- The lowest daytime temperature in May was 25°C (77°F), recorded on May 10, 1986.
- The coldest night in May in Gros Islet was on May 14, 1984, with a minimum of 20°C (68°F).
Best Places in Saint Lucia in May
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 May →
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What to Wear in Gros Islet in May
Warm temperatures in May 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Gros Islet in May
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 Lucia, check out our Gros Islet's climate page.
Temperature Rainfall Sunshine Humidity
See the full Gros Islet climate overview or explore weather in Saint Lucia.
