Weather in Saint-Martin in syyskuu
Country-wide climate normals across 13 cities in Saint-Martin.
How Hot Is Saint-Martin in syyskuu?
Saint-Martin sees consistently hot September weather — average highs of 28°C, average lows of 27°C, with minimal regional differences. Whether you're in Marigot or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in Saint-Martin in syyskuu
Limited sunshine and short daylight define Saint-Martin's September: Marigot averages just 1.8h of direct sun, with the sun up between 6:00 am and 6:15 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In Saint-Martin In syyskuu?
Wet conditions dominate Saint-Martin in September — Marigot sees 142mm of rain across 16 days, with rain a near-daily feature in most regions. Some areas see considerably more, particularly mountain-facing or windward coasts. Plan around frequent showers and pack reliable rainwear.
Is Saint-Martin Humid In syyskuu?
Saint-Martin is enveloped in tropical-thick humidity through September: Marigot averages 76%, and most of the country tracks similarly. The constant moisture makes warm temperatures feel substantially hotter, and even nights bring limited cooling. Light cotton clothing is essential.
Wind In Saint-Martin In syyskuu
Saint-Martin sees consistent breezes in September — averaging 27 kph in Marigot, 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 Saint-Martin In syyskuu
Saint-Martin sees mostly cloudy weather through September: Marigot averages 73% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.