The weather in July in Saint Lucia
It's hot in July in Saint Lucia with an average temperature of 31°C. Temperatures this month range from a low of 31°C to a high of 31°C. At night, you can expect temperatures between 26°C and 27°C.
Looking for sun? July isn’t a good month to be in Saint Lucia. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in July for Saint Lucia. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 33°C in 2023, Saint Lucia reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was 27°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 17°C to a highest value of 28°C.
Water temperature
The water temperature at Saint Lucia is 27°C this month. Nice and warm for a swim.
Rainfall amount
In July, there is an average of 212 mm of precipitation, spread over 23 days. The wind speed is around 5 Bft, mostly coming from the East.
Daily weather in July for Saint Lucia
Click on any day in July to get detailed info about the usual weather on that day in Saint Lucia. Check out the historical temperatures and precipitation over the past 10 years on this day.
July weather comparison
| Saint Lucia | New York | |
|---|---|---|
| Average temperature | 31°C | 31°C |
| Max. temperature | 31°C | 33°C |
| Min. temperature | 26°C | -5°C |
| Total precipitation | 212 mm | 160 mm |
| Rainy days | 23 days | 18 days |
Start of July
The month of July starts in Saint Lucia with hot temps, averaging around 31°C during the day and nights around 27°C.
Mid July
By mid-July, daytime temps stay steady at around 31°C, with nights around 27°C. There’s a high chance of precipitation during this time.
End of July
By the end of July, the average daytime temperature in Saint Lucia is around 31°C, while nighttime temps are about 27°C. There’s a significant chance of many days with precipitation.
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UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
The hurricane season in Saint Lucia runs from June to November.
Check out the climate of Saint Lucia for all months and discover the best travel time
The climate in Saint Lucia is based on weather data from Castries. Other spots might have different weather. You can check out all destinations in Saint Lucia to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in July in Saint Lucia. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in July in Saint Lucia
Temperature in July in Saint Lucia over the years
Precipitation charts
These charts show the average amount of precipitation in July in Saint Lucia. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in July in Saint Lucia
Total precipitation in July in Saint Lucia over the years
Daily UV index in July in Saint Lucia
This chart shows the average daily UV index in July in Saint Lucia, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in July in Saint Lucia
Have you been to Saint Lucia in July?
Share your weather experience in July in Saint Lucia.
Average weather in Saint Lucia by month
Click on a month below to see detailed weather info for Saint Lucia. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.