St. Lucia in September
Weather, crowds, and prices, and whether September is your month.
Peak storm statistics; the island at its emptiest. Expect highs around 88°F, rainy season, quiet, and lowest of the year.
The bigger picture for St. Lucia
- Best overall: December-April: the dry, sailing-friendly high season.
- Best value: May-June and November.
- Watch out for: September-October: hurricane peak and the greenest, wettest weeks.
See the complete best-time-to-visit guide for St. Lucia →
What a St. Lucia trip costs in September
A 7-night St. Lucia trip for two in September runs about $5,050 all-inclusive, covering flights, resort, and food. That makes September the cheapest month of the year to visit, the year climbs to about $7,950 at December's peak.
See the full St. Lucia cost breakdown →St. Lucia month by month
| Month | High/Low | Rain | Crowds | Prices |
|---|---|---|---|---|
| January | 84/71° | Occasional showers | Peak crowds | Peak prices |
| February | 84/70° | Occasional showers | Peak crowds | Peak prices |
| March | 85/71° | Occasional showers | Peak crowds | Peak prices |
| April | 86/72° | Occasional showers | Busy | Above average |
| May | 87/74° | Regular showers | Moderate | Good value |
| June | 87/75° | Regular showers | Moderate | Good value |
| July | 88/75° | Regular showers | Busy | Above average |
| August | 88/75° | Regular showers | Moderate | Good value |
| September ← | 88/74° | Rainy season | Quiet | Lowest of the year |
| October | 87/74° | Rainy season | Quiet | Lowest of the year |
| November | 86/73° | Regular showers | Moderate | Good value |
| December | 85/72° | Occasional showers | Peak crowds | Peak prices |
Planning a September trip?
Browse the St. Lucia guides: the full destination profile, all-inclusive resorts, family trips, and honeymoons, or skip the research entirely.
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