Weather in Castries, Saint Lucia
Weather Advisories
in the data behind our forecast?

Tomorrow's weather summary
The weather in Castries on Friday, July 4th, will be cloudy throughout the day, together with drizzle before dawn.
There is also a chance for moderate rain before dawn at about 1 am.
Weather details for Castries, on Friday, July 4th:
The maximum temperature during the day will be 80°F at about 5 pm. The day will be extremely humid, with average humidity of 85%. The wind will be breezy, and will get up to 17 mph at 1 am, blowing from the south-east. The cloud coverage will range from 23% around 4 pm to as high as 100% around 11 pm with an average of 92%.
The chances of precipitation throughout the day will change between 0% and 35%. The highest chance for precipitation will be around 2 am and the lowest probability around 10 am. The dew point will range from 73°F up to a maximum value of 75°F around 5 pm.
The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1017 hPa. Sunrise will be at 5:39 am, and sunset at 6:24 pm, making it a total of 12 hours and 45 minutes of daylight.
Air quality forecast for Castries, on Friday, July 4th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 24 and 32.
Pollen forecast for Castries, on Friday, July 4th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
The weather in Castries on Saturday, July 5th, will be mostly clear for most of the day, together with cloud overcast before dawn.
There's seems to be also high probability of some clouds in the early morning at about 5 am.
Weather details for Castries, on Saturday, July 5th:
The highest temperature during the day will be 82°F around 3 pm. The day will be extremely humid, with average humidity of 82%, ranging from 76% to a maximum value of 88% at about 6 am. The wind will be breezy, and will get up to 14 mph at 8 pm, blowing from the north-east. The cloud coverage will range from 8% around 8 pm to as high as 100% around 3 am with an average of 43%.
The precipitation probability will change throughout the day between 0% and 10%. The highest chance for precipitation will be around 10 am and the lowest probability around 2 am. The dew point will range from 73°F up to a maximum value of 75°F around 10 am.
The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1017 hPa. Sunrise will be at 5:39 am, and sunset at 6:24 pm. The day will have 12 hours and 45 minutes of daylight.
Air quality forecast for Castries, on Saturday, July 5th:
On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 23 and 70.
Pollen forecast for Castries, on Saturday, July 5th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
Nearby locations
FAQ
