worldweatherHot days and overnight relief
6 of 7 days ≥30°COn 7 days, the minimum temperature will stay at or above 20°C.
Weather in Saint Lucia - today, tomorrow and 14-day forecast
Forecast updated: Tuesday 3 NovemberWeather history: NASA POWER · 1981-2025
Weather in the coming days
What will the week bring? Saint Lucia
3 November Saint Lucia: the high will be about 31°C and the low 26°C. Light rainfall - around 1.7 mm. 4 November it will be similarly warm: with a high of about 31°C.
The forecast shows conditions at the reference point selected for the country.
31°C
maximum on Tue 3 Nov
Temperature, rainfall and historical comparison
Weather forecast compared with previous years
Choose a day to see the details. Temperatures show the daily high and low.
Forecast: daily highTypical range 1991-2020
Selected day in detail
Tuesday 3 November
Daily high31°C
Daily low26°CColdest part of the day
Rainfall total1.7 mmLight rainfall
Maximum wind speed14 km/hForecast wind speed
The daily rainfall total shows the amount of rain forecast across the full day.
Full day-by-day forecast - table
| Date | Max. / min. | Rain | Typical daily high | Max. wind |
|---|---|---|---|---|
| Tuesday 3 November | 31° / 26° | 1.7 mm | — | 14 km/h |
| Wednesday 4 November | 31° / 25° | 2.3 mm | — | 14 km/h |
| Thursday 5 November | 31° / 26° | 1.6 mm | — | 10 km/h |
| Friday 6 November | 30° / 26° | 1.8 mm | — | 12 km/h |
| Saturday 7 November | 31° / 26° | 0.3 mm | — | 17 km/h |
| Sunday 8 November | 31° / 26° | 0.1 mm | — | 10 km/h |
| Monday 9 November | 30° / 26° | 0.1 mm | — | 17 km/h |
| Tuesday 10 November | 30° / 26° | 0.6 mm | — | 25 km/h |
| Wednesday 11 November | 30° / 26° | 0.2 mm | — | 19 km/h |
| Thursday 12 November | 30° / 26° | 1.9 mm | — | 19 km/h |
| Friday 13 November | 29° / 26° | 0.2 mm | — | 21 km/h |
| Saturday 14 November | 29° / 26° | 0.5 mm | — | 26 km/h |
| Sunday 15 November | 29° / 26° | 2.6 mm | — | 28 km/h |
| Monday 16 November | 29° / 26° | 2.3 mm | — | 19 km/h |
What stands out this week?
Temperature changes
No sharp coolingThe first 7 forecast days show no day-to-day drop of 3°C or more in the high.
Will it rain?
4 days with rain ≥1 mm7-day total: 8 mm. Trace rainfall below 1 mm is shown separately.
This summary covers the first 7 forecast days. A rainy day has at least 1 mm of rain. The historical comparison shows how often such days occurred in previous years.
Weather history 1981-2025
NASA POWERThe same week in previous years
How do we compare the forecast with history?
The forecast chart band shows the 20th-80th percentiles of NASA POWER daily highs from 1991-2020, using the date and a ±7-calendar-day window. The line shows the forecast daily high. The year-by-year chart compares average highs over the same seven dates.
NASA POWER (MERRA-2) data describe conditions in the grid cell covering the location. Elevation and local conditions can affect the comparison. The forecast shows conditions at the reference point selected for the country.
NASA POWER source and methodologyPlan your trip
Partner offersTravel offers: Saint Lucia
What else should you know before travelling?
Below: today's conditions city by city, a live weather map, the 14-day outlook and month-by-month climate to help you pick the best time to travel.
single country point. About & methodology.
UV index in Saint Lucia - is it safe to sunbathe?
Today the UV index in Saint Lucia is 7 (high) - unprotected fair skin can burn in about 25 minutes. SPF 30-50, a hat and sunglasses are a must. Better stay in shade between 11:00 and 15:00.
Sea temperature - Saint Lucia
Water today
29°C
Week avg
29°C
Waves today
1.2 m
How's the water?
very warm
16-day sea temperature forecast:
Average sea temperature through the year:
Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.
Saint Lucia weather through the year
| Month | Average high | Average low | Days with ≥1 mm precipitation |
|---|---|---|---|
| January | 26.9°C | 25.6°C | 51.3% |
| February | 26.7°C | 25.4°C | 40.8% |
| March | 27°C | 25.5°C | 36.1% |
| April | 27.7°C | 26.1°C | 39.9% |
| May | 28.2°C | 26.8°C | 46.7% |
| June | 28.4°C | 27.1°C | 60.8% |
| July | 28.5°C | 27.2°C | 69.5% |
| August | 28.8°C | 27.6°C | 71.3% |
| September | 28.9°C | 27.8°C | 66.1% |
| October | 28.7°C | 27.6°C | 68% |
| November | 28.2°C | 27.2°C | 70.4% |
| December | 27.5°C | 26.3°C | 51.7% |
Based on NASA POWER historical data from 1981–2025. Temperatures are averages of daily highs and lows; precipitation is the share of days with at least 1 mm. Each month includes at least 45 years of data. Data for the reference point used for this country.
Weather in other countries in Caribbean
Weather and travel dates: Saint Lucia
Based on NASA POWER historical data from 1981–2025. Temperatures are averages of daily highs and lows; precipitation is the share of days with at least 1 mm. Each month includes at least 45 years of data. Data for the reference point used for this country.
Warmest months
September
Average high: 28.9°C
Coolest months
February
Average high: 26.7°C
Lowest share of days with precipitation
March
Days with ≥1 mm precipitation: 36.1%
Before you travel
Check the forecast daytime and nighttime temperatures, precipitation and current warnings. Use them to choose clothing and plan outdoor activities.
Official travel information
Select your destination on the government website and check the latest advice. Entry requirements depend on factors including citizenship and the purpose of your trip.
FAQ - Saint Lucia weather
What will the weather be like today and tomorrow?
3 November Saint Lucia: the high will be about 31°C and the low 26°C. Light rainfall - around 1.7 mm. 4 November it will be similarly warm: with a high of about 31°C.
Will it rain in the coming days?
7-day total: 8 mm. Trace rainfall below 1 mm is shown separately.
What does the typical range on the chart mean?
It is the range between the 20th and 80th percentiles of NASA POWER daily highs from 1991-2020 for this time of year.
Embed the weather chart
Add this forecast to your website
Copy this HTML code into your website or blog. The chart is updated daily.