Väder i S:t Barthélemy i september
Klimatinormaler för hela landet över 13 städer i S:t Barthélemy.
How Hot Is S:t Barthélemy in september?
S:t Barthélemy bakes evenly in September — highs around 29°C are typical from Grand Cul-de-Sac all the way to Grand Cul-de-Sac, with very little regional variation. Lows sit around 27°C even overnight, and the country's small geographic footprint means there are no significant climate pockets. Expect uniform heat day and night.
Sunshine in S:t Barthélemy in september
Limited sunshine and short daylight define S:t Barthélemy's September: Gustavia averages just 1.8h of direct sun, with the sun up between 6:00 am and 6:10 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In S:t Barthélemy In september?
Wet conditions dominate S:t 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 S:t Barthélemy Humid In september?
Saturated air defines S:t Barthélemy's September: humidity at 76% in Gustavia, with the country as a whole feeling muggy and oppressive. The air practically drips after rain, and even shaded outdoor areas feel warm and clammy. Plan indoor time during the most humid afternoon hours.
Wind In S:t Barthélemy In september
Breezy conditions cover S:t Barthélemy's September: Gustavia sits at 27 kph on average, with the country as a whole feeling windy through the day. Afternoon winds pick up across most cities, and coastal regions often run significantly higher.
Cloud Cover In S:t Barthélemy In september
S:t 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.