Været i Saint Barthélemy i september
Klimanormaler for hele Saint Barthélemy over 13 byer.
How Hot Is Saint Barthélemy in september?
Uniform heat across Saint Barthélemy's September: averages climb to 29°C nationally with overnight lows of 27°C, narrow spread from coast to interior. The hottest cities like Toiny register similar readings to the coolest, so plan for consistently hot weather across the country.
Sunshine in Saint Barthélemy in september
Dark, overcast days dominate Saint Barthélemy in September — Gustavia sees just 1.8h of sun a day, and the pattern is similar across most regions. Cloud cover is heavy and persistent, with even the brighter regions struggling to escape the gloom for long.
Does It Rain In Saint Barthélemy In september?
Wet conditions dominate Saint Barthélemy in September — Gustavia sees 140mm of rain across 17 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 Barthélemy Humid In september?
Heavy oppressive humidity covers Saint Barthélemy in September: 76% 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 Saint Barthélemy In september
Persistent breeze shapes Saint Barthélemy's September: 27 kph in Gustavia, with consistent wind across the country. The conditions are ideal for sailing and other wind sports, but can be disruptive for fine outdoor work.
Cloud Cover In Saint Barthélemy In september
Saint Barthélemy sees mostly cloudy weather through September: Gustavia averages 73% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.