10-Day Weather Forecast for St Lucia

Six-hourly outlook through Friday 11 September. Updated every three hours via MET Norway.

Day
Night
02:00
Morning
08:00
Afternoon
14:00
Evening
20:00
Wednesday
2 Sep
Clear skies
24°C (75°F)
0 mm (0 in)
Hourly ›
Thursday
3 Sep
Clear skies
23°C (73°F)
0 mm (0 in)
Clear skies
24°C (75°F)
0 mm (0 in)
Clear skies
30°C (86°F)
0 mm (0 in)
Clear skies
25°C (77°F)
0 mm (0 in)
Hourly ›
Friday
4 Sep
Clear skies
21°C (70°F)
0 mm (0 in)
Mostly sunny
23°C (73°F)
0.1 mm (0 in)
Partly cloudy
23°C (73°F)
0.2 mm (0.01 in)
Cloudy
20°C (68°F)
0 mm (0 in)
Hourly ›
Saturday
5 Sep
Partly cloudy
19°C (66°F)
0 mm (0 in)
Partly cloudy
19°C (66°F)
0 mm (0 in)
Cloudy
21°C (70°F)
0 mm (0 in)
Mostly clear
19°C (66°F)
0 mm (0 in)
Hourly ›
Sunday
6 Sep
Mostly clear
15°C (59°F)
0 mm (0 in)
Cloudy
19°C (66°F)
0.1 mm (0 in)
Light rain
20°C (68°F)
0.7 mm (0.03 in)
Cloudy
19°C (66°F)
0 mm (0 in)
Hourly ›
Monday
7 Sep
Cloudy
18°C (64°F)
0 mm (0 in)
Cloudy
20°C (68°F)
0 mm (0 in)
Cloudy
21°C (70°F)
0 mm (0 in)
Cloudy
19°C (66°F)
0 mm (0 in)
Hourly ›
Tuesday
8 Sep
Cloudy
18°C (64°F)
0 mm (0 in)
Mostly sunny
20°C (68°F)
0.1 mm (0 in)
Partly cloudy
23°C (73°F)
0 mm (0 in)
Clear skies
21°C (70°F)
0 mm (0 in)
Hourly ›
Wednesday
9 Sep
Clear skies
18°C (64°F)
0 mm (0 in)
Clear skies
20°C (68°F)
0.1 mm (0 in)
Mostly sunny
23°C (73°F)
0 mm (0 in)
Clear skies
21°C (70°F)
0 mm (0 in)
Hourly ›
Thursday
10 Sep
Clear skies
19°C (66°F)
0 mm (0 in)
Clear skies
21°C (70°F)
0 mm (0 in)
Clear skies
25°C (77°F)
0 mm (0 in)
Clear skies
21°C (70°F)
0 mm (0 in)
Hourly ›
Friday
11 Sep
Clear skies
19°C (66°F)
0 mm (0 in)
Clear skies
21°C (70°F)
0.1 mm (0 in)
Cloudy
24°C (75°F)
0 mm (0 in)
Cloudy
20°C (68°F)
0.2 mm (0.01 in)
Hourly ›
Data from MET Norway · Updated every three hours.

What's the weather in St Lucia this week?

Today's weather - Wednesday 2 Sep

Tonight, the weather in St Lucia will be clear skies, with temperatures around 24°C (75°F), staying around 24°C (75°F) by morning.

Tomorrow's weather - Thursday 3 Sep

On Thursday, St Lucia will be clear skies. Temperatures will range from a warm 23°C (73°F) to a very warm 30°C (86°F).

10-Day Weather Forecast

During the next 10 days, temperatures will start at 30°C (86°F) on Thursday, then cooling down, with average highs of 23°C (73°F) and lows of 19°C (66°F). These values are typical for September. The next 10 days will feature plenty of sunshine. Precipitation levels will be much less than usual (versus normal September rainfall), with mostly dry conditions.

Weather Forecast FAQ for St Lucia

When will be the warmest day next week?

The warmest day is expected to be Thursday with a high of 30°C (86°F).

When will be the coldest day?

The coldest day is forecasted for Sunday with a low of 15°C (59°F).

Will it rain next week in St Lucia?

No significant rainfall is currently expected during the next 10 days.

How much rainfall is expected next week?

A total of 1 mm (0.04 in) of rain is forecasted for the 10-day period.

What will be the temperature range next week?

Temperatures will range from 15°C (59°F) to 30°C (86°F).

More about St Lucia

Explore the full St Lucia climate overview with monthly averages, or check rainfall data and temperature by month.

St Lucia weather by month

Browse monthly averages for St Lucia: climate by month with temperature, rainfall and sunshine.

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