Weather in 신트마르턴 in 9월
Country-wide climate normals across 12 cities in 신트마르턴.
How Hot Is 신트마르턴 in 9월?
신트마르턴 bakes evenly in September — highs around 28°C are typical from Defiance all the way to Mullet Bay, 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 신트마르턴 in 9월
Dark, overcast days dominate 신트마르턴 in September — Lower Prince’s Quarter 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 신트마르턴 In 9월?
신트마르턴's September is wet across most regions: 144mm in Lower Prince’s Quarter across 16 days, with rain falling on most days of the month. Coastal and highland regions can see significantly more, while interior regions may stay slightly drier. Sunny stretches are brief and uncommon.
Is 신트마르턴 Humid In 9월?
신트마르턴 is enveloped in tropical-thick humidity through September: Lower Prince’s Quarter 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 신트마르턴 In 9월
신트마르턴 sees consistent breezes in September — averaging 26 kph in Lower Prince’s Quarter, 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 신트마르턴 In 9월
Cloudy skies dominate 신트마르턴 in September — 73% cover in Lower Prince’s Quarter, 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.