- Save up to £700 per couple on escorted tours in 2024
- £400 off Europe, £600 off USA & Canada & £700 off long haul
- Travel before 31st December 2024 (inclusive)
St Lucia weather by month
Check out St Lucia weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
Temperature in St Lucia (°C)
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Max temperature (daytime) | 29 |
29 |
29 |
27 |
25 |
23 |
23 |
24 |
24 |
25 |
26 |
28 |
Min temperature (night-time) | 21 |
21 |
21 |
18 |
16 |
13 |
13 |
15 |
16 |
17 |
19 |
20 |
Heat & Humidity | H |
H |
M |
M |
L |
0 |
0 |
0 |
0 |
L |
L |
M |
Sea temperature | 26 |
27 |
27 |
26 |
25 |
23 |
23 |
22 |
22 |
23 |
24 |
25 |
Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme
Sunshine & Daylight in St Lucia
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Daily hours of sunshine | ||||||||||||
Daily hours of daylight | 14 |
13 |
12 |
11 |
11 |
10 |
11 |
11 |
12 |
13 |
14 |
14 |
UV Index (Maximum) | 11 |
11 |
10 |
7 |
5 |
4 |
4 |
6 |
8 |
10 |
11 |
11 |
Rainfall in St Lucia
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Number of days with some rain | 12 |
12 |
11 |
9 |
8 |
7 |
7 |
7 |
9 |
12 |
13 |
10 |
Average monthly rainfall (mm) | 148 |
136 |
130 |
111 |
91 |
85 |
80 |
65 |
87 |
103 |
111 |
91 |
More about St Lucia
St Lucia by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for South Africa
Expires at 23:59 on Thursday 4th Apr 2024 · View all Cosmos offers
The climate guide for South Africa (St Lucia) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
What's the climate like in St Lucia?
St Lucia has a temperate climate with hot summers and some rainfall in all months.
Metric (°C / mm) | Imperial (°F / inches)
Tropical storm risk: St Lucia cyclone season
More about South Africa
Compare St Lucia with the USA
Below the St Lucia chart shows average maximum daytime temperature for St Lucia, South Africa and the USA (Washington).
Maximum daytime temperature (°C)
Metric (°C / mm) | Imperial (°F / inches)
Compare more St Lucia weather >>
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- British Airways
- easyJet holidays
- Love Holidays