Weather in St. Barthélemy in Tháng 7
Country-wide climate normals across 13 cities in St. Barthélemy.
How Hot Is St. Barthélemy in Tháng 7?
St. Barthélemy sees consistently hot July weather — average highs of 28°C, average lows of 27°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 St. Barthélemy in Tháng 7
Persistent cloud and grey skies define St. Barthélemy's July: about 1.8h of sun a day in Gustavia. Daylight is in short supply too, running from 5:45 am to 6:50 pm, and most regions of the country see similar overcast conditions. Bright stretches are uncommon and brief.
Does It Rain In St. Barthélemy In Tháng 7?
Moderate rainfall defines St. Barthélemy's July: Gustavia averages 68mm across 14 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 St. Barthélemy Humid In Tháng 7?
Saturated air defines St. Barthélemy's July: humidity at 78% 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 St. Barthélemy In Tháng 7
St. Barthélemy sees consistent breezes in July — averaging 33 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 St. Barthélemy In Tháng 7
St. Barthélemy sees mostly cloudy weather through July: Gustavia averages 75% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.