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July 18th, 2026 :: 4:15 pm AST   

Local Weather Report for
Castries
Saint Lucia

 Current Castries Weather Conditions Updated July 18th at 3:00 pm 
Overcast
Temperature:30°C Dew Point:23°C
Barometer:101.4 kPa Wind:N 38 Km/h
Humidity:66.2% Visibility:n/a
 
 Castries Weather Forecast Summary  
 
Today
Jul 18th
Sunday
Jul 19th
Monday
Jul 20th
Tuesday
Jul 21st
Wednesday
Jul 22nd
Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
29°C
29°C
26°C
29°C
27°C
29°C
26°C
29°C
26°C
 
 Castries Detailed Weather Forecast  
 
Saturday, July 18th, 2026
Afternoon Temperature: 28°C
Sunny. Windy.
Evening Temperature: 27°C
Mostly clear. Slight chance of a thunderstorm. Windy.
Sunday, July 19th, 2026
Overnight Temperature: 27°C
Mostly clear. Chance of a thunderstorm. Windy.
Morning Temperature: 29°C
Sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 28°C
Mostly sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 27°C
Mostly clear. Slight chance of a thunderstorm. Windy.
Monday, July 20th, 2026
Overnight Temperature: 27°C
Mostly clear. Slight chance of a thunderstorm. Windy.
Morning Temperature: 28°C
Sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 29°C
Sunny. Slight chance of a thunderstorm. Windy.
Evening Temperature: 27°C
Mostly clear. Slight chance of a thunderstorm. Windy at times.
Tuesday, July 21st, 2026
Overnight Temperature: 26°C
Mostly clear. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 28°C
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 29°C
Mostly sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 26°C
Mostly clear. Slight chance of a thunderstorm. Windy at times.
Wednesday, July 22nd, 2026
Overnight Temperature: 26°C
Mostly clear. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 28°C
Mostly sunny. Slight chance of a thunderstorm. Windy.
Afternoon Temperature: 28°C
Sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 27°C
Clear. Slight chance of a thunderstorm. Windy.
Thursday, July 23rd, 2026
Overnight Temperature: 26°C
Clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 28°C
Mostly sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 28°C
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 27°C
Mostly clear with a chance of showers or thundershowers. Windy at times.
Friday, July 24th, 2026
Overnight Temperature: 26°C
Mostly clear with a slight chance of showers or thundershowers. Windy at times.
Morning Temperature: 28°C
Mostly sunny with a chance of showers or thundershowers. Windy.
Afternoon Temperature: 28°C
Mostly sunny with a chance of showers or thundershowers. Windy.
Evening Temperature: 27°C
Mostly clear with a slight chance of showers or thundershowers. Windy at times.
Saturday, July 25th, 2026
Overnight Temperature: 26°C
Clear with a slight chance of showers or thundershowers. Windy at times.
Morning Temperature: 28°C
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 28°C
Sunny with cloudy periods with a chance of showers or thundershowers. Windy.
Evening Temperature: 27°C
A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times.
Sunday, July 26th, 2026
Overnight Temperature: 26°C
A mix of cloudy and clear skies with showers likely. Chance of a thunderstorm. Windy at times.
Morning Temperature: 28°C
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 27°C
A mix of cloud and sun with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 27°C
A mix of cloudy and clear skies. Chance of a thunderstorm. Windy at times.





 

  [ Local Weather Report ]
Vieux Fort 
3:00 PM  30°C
Mostly Sunny
 
Fort-de-france 
3:00 PM  31°C
Overcast
 
Kingstown 
 
Roseau 
3:00 PM  31°C
Overcast
 
Marigot 
 
Bridgetown 
3:00 PM  29°C
light rain showers moderate showers
 
Saint Georges 
3:00 PM  31°C
Mostly Sunny

 
This WeatherCity Weather Forecast for Castries, Saint Lucia is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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