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Weather in St Lucia in May 2019
- 30°C max day temperature
30 - 8 hours of sunshine per day
8 - 15 days with some rainfall
15 - 24°C min night temperature
24 - 13 hours of daylight per day
13 - High heat & humidity
H - 124 mm of monthly rainfall
124 - 11+ (Extreme) UV index
11 - 28°C sea temperature
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Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in St Lucia in May. Check more long-term weather averages for St Lucia in May before you book your next holiday to St Lucia in 2019. The May weather averages shown above are for Castries.
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Metric (°C / mm) | Imperial (°F / inches)
Guide to St Lucia weather in May
The average maximum daytime temperature in St Lucia in May is a hot 30°C (86°F) with high heat & humidity. The average night-time temperature is usually a warm 24°C (75°F). There are usually 8 hours of bright sunshine each day, which represents 64% of the 13 hours of daylight.
Expect 124mm (4.9 inches) of rainfall across the whole of May with 15 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.
The average sea temperature in and around St Lucia in May is 28°C (82°F).
The weather in St Lucia in May is represented by Castries.
St Lucia sunrise & sunset times for May 2019
Browse the sunrise & sunset times for St Lucia in May 2019. Select a month to view St Lucia sunrise & sunset times for the next twelve months. The St Lucia sunrise & sunset times shown below are for Castries.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Wednesday, 1st May 2019 | 05:42 | 18:20 |
| Thursday, 2nd May 2019 | 05:42 | 18:20 |
| Friday, 3rd May 2019 | 05:41 | 18:21 |
| Saturday, 4th May 2019 | 05:41 | 18:21 |
| Sunday, 5th May 2019 | 05:41 | 18:21 |
| Monday, 6th May 2019 | 05:40 | 18:21 |
| Tuesday, 7th May 2019 | 05:40 | 18:22 |
| Wednesday, 8th May 2019 | 05:39 | 18:22 |
| Thursday, 9th May 2019 | 05:39 | 18:22 |
| Friday, 10th May 2019 | 05:39 | 18:22 |
| Saturday, 11th May 2019 | 05:38 | 18:23 |
| Sunday, 12th May 2019 | 05:38 | 18:23 |
| Monday, 13th May 2019 | 05:38 | 18:23 |
| Tuesday, 14th May 2019 | 05:38 | 18:23 |
| Wednesday, 15th May 2019 | 05:37 | 18:24 |
| Thursday, 16th May 2019 | 05:37 | 18:24 |
| Friday, 17th May 2019 | 05:37 | 18:24 |
| Saturday, 18th May 2019 | 05:37 | 18:25 |
| Sunday, 19th May 2019 | 05:36 | 18:25 |
| Monday, 20th May 2019 | 05:36 | 18:25 |
| Tuesday, 21st May 2019 | 05:36 | 18:25 |
| Wednesday, 22nd May 2019 | 05:36 | 18:26 |
| Thursday, 23rd May 2019 | 05:36 | 18:26 |
| Friday, 24th May 2019 | 05:35 | 18:26 |
| Saturday, 25th May 2019 | 05:35 | 18:27 |
| Sunday, 26th May 2019 | 05:35 | 18:27 |
| Monday, 27th May 2019 | 05:35 | 18:27 |
| Tuesday, 28th May 2019 | 05:35 | 18:28 |
| Wednesday, 29th May 2019 | 05:35 | 18:28 |
| Thursday, 30th May 2019 | 05:35 | 18:28 |
| Friday, 31st May 2019 | 05:35 | 18:29 |
- Save up to 11% on all inclusive holidays to St Lucia
- Book online with First Choice to receive discount
- FREE kids places & low deposits also available
More St Lucia destinations
- Anse la Raye
- Cap Estate
- Castries
- Choc Bay
- Grand Anse
- Gros Islet
- Marigot
- Morgan Bay
- Reduit Beach
- Rodney Bay
- Soufriere
- Vieux Fort
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