Weather in サン・バルテルミー島 in 5月
Country-wide climate normals across 13 cities in サン・バルテルミー島.
How Hot Is サン・バルテルミー島 in 5月?
サン・バルテルミー島 sees consistently hot May weather — average highs of 27°C, average lows of 26°C, with minimal regional differences. Whether you're in Gustavia or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in サン・バルテルミー島 in 5月
Persistent cloud and grey skies define サン・バルテルミー島's May: about 2.2h of sun a day in Gustavia. Daylight is in short supply too, running from 5:40 am to 6:35 pm, and most regions of the country see similar overcast conditions. Bright stretches are uncommon and brief.
Does It Rain In サン・バルテルミー島 In 5月?
Moderate rainfall defines サン・バルテルミー島's May: Gustavia averages 45mm across 9 days. Some regions see meaningfully wetter weather, especially coastal or mountain-facing areas, while continental interiors tend toward the drier end of the spectrum.
Is サン・バルテルミー島 Humid In 5月?
Heavy oppressive humidity covers サン・バルテルミー島 in May: 77% on average in Gustavia, and similar saturating conditions exist nationwide. The air feels thick and heavy from sunrise to sundown, with little overnight respite. Coastal and tropical regions feel especially stifling.
Wind In サン・バルテルミー島 In 5月
サン・バルテルミー島 sees consistent breezes in May — averaging 29 kph in Gustavia, with similar windy conditions across most regions. Coastal and exposed inland cities often see considerably more, especially in the afternoons. Wind-sensitive plans should factor this in.
Cloud Cover In サン・バルテルミー島 In 5月
Cloudy skies dominate サン・バルテルミー島 in May — 71% cover in Gustavia, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.