Average weather for Saint Lucia in January
It's warm in January in Saint Lucia with an average temperature of 29°C. Temperatures this month range from a low of 28°C to a high of 29°C. At night, you can expect temperatures between 24°C and 25°C.
Start of January
The month of January starts in Saint Lucia with hot temps, averaging around 29°C during the day and nights around 25°C. There are plenty of days with a good chance of precipitation. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Mid January
By mid-January, daytime temps stay steady at around 29°C, with nights around 25°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
End of January
By the end of January, the average daytime temperature in Saint Lucia is around 29°C, while nighttime temps are about 25°C. A shower might pop up, but overall, the weather will be dry and sunny. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
In January, there is an average of 119 mm of precipitation, spread over 17 days. The wind speed is around 5 Bft, mostly coming from the East.
Saint Lucia in January |
New York | ||
|---|---|---|---|
 Average temperature |
29°C | 5°C | |
 Max. temperature |
29°C | 11°C | |
| Min. temperature |
28°C | -5°C | |
 Total precipitation |
119 mm | 97 mm | |
| Rainy days |
17 days | 12 days | |
December
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.
Is January a good time to visit Saint Lucia?
Looking for sun? January isn’t a good month to be in Saint Lucia. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 30°C in 2020, Saint Lucia reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was 25°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of 20°C to a highest value of 26°C.
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.
Daily Temperature in January in Saint Lucia
This chart shows the average daily high and low temperatures in January for Saint Lucia, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in January in Saint Lucia
The chart below shows the average daily precipitation in January for Saint Lucia, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for January, you can expect about 17 days of precipitation in Saint Lucia.
Daily UV index in January in Saint Lucia
This chart shows the average daily UV index in January 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.
Temperature in January in Saint Lucia over the years
This chart shows the average temperature in January in Saint Lucia, measured in degrees Celsius, over the past few years.
Total precipitation in January in Saint Lucia over the years
This chart shows the average precipitation in January in Saint Lucia, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in January for Saint Lucia
Click on any day in January 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.
Weather experiences in January in Saint Lucia
Have you been to Saint Lucia in January?
Share your weather experience in January 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.
Or check out the climate of Saint Lucia for all months at once
