Saint-Joseph Weather in May
May in Saint-Joseph sees daytime temperatures around 29°C (84°F) and lows of 25°C (77°F) at night. With around 69 mm (2.7 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Saint-Joseph in May
Historically, approximately 18 days this month are expected to have rain, averaging 69 mm (2.7 in). Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.
Temperature in Saint-Joseph in May
May is a good time to be in Saint-Joseph. Days are perfect, reaching 29°C (84°F), with nights around 25°C (77°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Saint-Joseph in May
Expect a lot of sunshine this month, with about 242 hours of sun. These sunny conditions add to the overall experience.
Wind Speed in Saint-Joseph in May
Wind speeds average 6 m/s (12 knots) during May. At this speed, expect strong winds that make large branches move and create some resistance when walking. Since this is an average, some days have fresh winds while others have strong breezes that can make umbrellas tricky to control.
Average water temperature in May
The water is 27°C (81°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Martinique, check out our Saint-Joseph's climate page.
Saint-Joseph Temperature in May
Min Temperature
25°C (77°F)
Max Temperature
29°C (84°F)
Water Temperature
27°C (81°F) *
Chance of Rain
60%
Precipitation
69 mm (2.7 in)
Rainy days
18 days
Humidity
81% *
Windspeed
6 m/s (12 knots) *
Sunshine
242 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Saint-Joseph typically stay consistent throughout May, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in May
Historical weather for Saint-Joseph in May
Browse day-by-day weather records for Saint-Joseph spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Saint-Joseph historical weather extremes in May
Based on 36 years of weather observations in Saint-Joseph between 1990 and 2026, these are the recorded extremes.
- The warmest day in May was on May 12, 2024, with a maximum of 34°C (93°F).
- Saint-Joseph experienced its chilliest May day on May 11, 2009, reaching only 26°C (79°F).
- The lowest overnight temperature recorded in May was 21°C (70°F) (May 4, 2008).
Best Places in Martinique in May
Find out more about the weather in Martinique and which places have the best travel conditions in this month. See all of Martinique in May →
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What to Wear in Saint-Joseph in May
Warm weather calls for comfortable, breathable clothing in May. 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). Rain is likely on several days, so bring a good rain jacket. With water temperatures around 27°C (81°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Saint-Joseph 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 Martinique, check out our Saint-Joseph's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Saint-Joseph climate overview or explore weather in Martinique.
