When to go · Castries
Castries in December
Good month. Dry season begins; festive and busy from mid-month.
Key facts
- Verdict
- Good
- Temperature
- 29° / 23°
- average high / low
- Rain days
- 18
- Crowds
- High
- Saint Lucia overall
- Prices
- High
- Saint Lucia overall
Verdict
Dry season begins; festive and busy from mid-month.
Weather in December
- CastriesHighs around 29 °C, lows around 23 °C, rain on about 18 days
- North (Rodney Bay, Castries), Saint Lucia · Gros Islet, Rodney Bay, Castries, Marigot Bayfine
Drier, flatter north; 26–31 °C with trade winds.
Dry season season
Reliable sun, busiest cruise-ship traffic, highest hotel prices.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Cruise season builds
From November · Harbour and market
More ship days, busier mornings at the market and Pointe Seraphine.
Saint Lucia National Day and festive season check
13 December, then Christmas–New Year · Citywide
Flags, decorations and the year's busiest, priciest weeks.
Cruise ship days
Nov–Apr (most days)
The harbour and market are crowded from mid-morning.
National Day (Saint Lucy's Day)
13 Dec · Saint Lucia
Festival of lights in Castries.
Christmas and Boxing Day big impact
25–26 Dec · Saint Lucia
Peak prices.
Crowds and prices
- Crowds · Saint Lucia overall
- High
- Prices · Saint Lucia overall
- High
Saint Lucia overall: National Day 13 December; Christmas peak.
High-price month: see what to book ahead.
What to pack
- A rain jacket or umbrella and shoes that dry fast