14-day forecast — Saint-Barthélemy Updated every hour
Mon · Today · 27 Jul
Partly cloudy
+28°
+27°
1,5 mm
Tue · Tomorrow · 28 Jul
Showers
+28°
+27°
1,2 mm
Wednesday · 29 Jul
Showers
+28°
+27°
0,4 mm
Thursday · 30 Jul
Showers
+28°
+27°
0,7 mm
Friday · 31 Jul
Showers
+28°
+27°
1,7 mm
Saturday · 1 Aug
Showers
+28°
+27°
1,0 mm
Sunday · 2 Aug
Showers
+28°
+27°
1,0 mm
Monday · 3 Aug
Partly cloudy
+28°
+27°
0,1 mm
Tuesday · 4 Aug
Showers
+27°
+27°
5,4 mm
Wednesday · 5 Aug
Partly cloudy
+28°
+27°
0,3 mm
Thursday · 6 Aug
Showers
+28°
+27°
1,0 mm
Friday · 7 Aug
Partly cloudy
+28°
+27°
0,8 mm
Saturday · 8 Aug
Showers
+28°
+27°
0,7 mm
Sunday · 9 Aug
Showers
+28°
+27°
0,3 mm
About Saint-Barthélemy
Île chic des Antilles françaises, plages des Caraïbes et alizés.
Country Saint Barthélemy (France)
Region Antilles
Continent North America
Time zone America/St_Barthelemy (-04:00)
Latitude 17.9000°
Longitude -62.8333°
Air quality Fair (EAQI 27)
Climate in Saint-Barthélemy in September
Normals 8 years · best time to visit · Open-Meteo
Best time to visit Saint-Barthélemy : January–December . With good weather, September is a recommended month to visit.
Photo: Wikimedia
August
September
October
Average temperature
→ 28°C
28°C
→ 28°C
Highest temperature
→ 29°C
29°C
→ 29°C
Lowest temperature
→ 27°C
27°C
→ 27°C
Sea temperature
▲ 29,3°C
29,9°C
▼ 29,8°C
Precipitation
▲ 83 mm
111 mm
▲ 112 mm
Days with precipitation
▲ 15 d
17 d
→ 17 d
Humidity
→ 77%
77%
▼ 75%
Sunshine hours per day
▼ 11,4 h
11,1 h
▼ 10,5 h
Cloud cover
▼ 10%
9%
▲ 10%
UV index (midday)
▼ 12
11
▼ 10
Day length
12:43
12:14
11:44
Our rating
Good
Good
Good
Temperature day by day in September mean + moving average
26° 27° 28° 29° 30° 1 6 11 16 21 26
Precipitation day by day in September mm
0 6.5 12.9 1 6 11 16 21 26
UV index day by day in September midday value, clear-sky
0 6 12 1 6 11 16 21 26
Climate normals calculated from Open-Meteo (ERA5 archive 8 years, sea temperature Marine API). UV estimated from solar elevation.
Other destinations in North America
Data source
Global weather models — international forecasts
Météo de Saint-Barthélemy (Saint Barthélemy (France)) : conditions actuelles et prévisions à 24 h et 14 jours pour préparer votre voyage. Sur place actuellement, il fait +28°, partly cloudy, vent 23 km/h. Sur les 7 prochains jours, les températures varient de 27 à 28 °C avec 1 belle journée et 8 mm de pluie. Heure locale (fuseau America/St_Barthelemy). Données Open-Meteo et WeatherAPI.