Castries Weather in March

Saint Lucia · March climate averages and travel tips

Avg high27°C (80°F)
Avg low25°C (77°F)
Rainfall37 mm (1.5 in)
RatingExcellent 9.4/10

In March, Castries has average highs of 27°C (80°F) and lows of 25°C (77°F). The month is fairly dry, with about 37 mm (1.5 in) of rain spread over 8 days, one of the driest months of the year. You get roughly 11.9 hours of daylight and a mix of sun and cloud.

Is March a good time to visit Castries?

Yes — March is one of the best months to visit Castries. The weather rates excellent (9.4/10) on our comfort score.

Visiting Castries in March

March weather in Castries

March feels warm and fairly settled, with highs around 27°C and nights staying close to that. Rain is limited compared with April, though showers can still interrupt a walk. You'll get plenty of sunshine for a visit to Derek Walcott Square or a day at Vigie Beach.

The sea breeze and short showers make sightseeing and beach time easier to fit in than during wetter months. Hiking in the nearby hills can work too, but muddy paths may follow rain. Humidity is noticeable, so a long, exposed walk through the city centre can feel sticky by afternoon.

Events and local life

March doesn't have a major annual festival in Castries. Easter sometimes falls in March, and Good Friday is a public holiday when it does; dates change each year. Some shops and services may close, while church services mark the day.

For a taste of everyday Castries, visit the central market for local produce and dishes such as green fig and saltfish. If you're there on a Saturday, it's a lively time to browse, but expect more people than on a quiet weekday.

Crowds and practical tips

March is part of Saint Lucia's busy dry-season stretch. It's generally more crowded, and accommodation often costs more, than in the wetter summer and autumn months. February is similarly popular, while April brings more rain.

If you hate crowds, visit the market on a weekday and save the waterfront for later. Travelling with kids? Vigie Beach is close to town, so you can swap a city stroll for sand without a long trip. When cruise ships are in port, the centre can feel much busier; check the Castries port schedule before choosing your market visit.

March weather at a glance

Average high27°C (80°F)
Average low25°C (77°F)
Daily mean26°C (78°F)
Rainfall37 mm (1.5 in)
Rainy days (1 mm+)8
Humidity75%
Cloud cover46%
Daylight11.9 hours
Est. sunshine7.1 hours/day
Wind22.3 km/h
vs FebruaryAbout as warm as February, with similar rainfall.

What to pack for Castries in March

Castries weather in other months

Jan27°C / 25°C63 mmExcellentFeb26°C / 25°C39 mmExcellentMar27°C / 25°C37 mmExcellentApr27°C / 26°C72 mmExcellentMay28°C / 26°C77 mmGoodJun28°C / 27°C112 mmFairJul28°C / 27°C113 mmFairAug29°C / 27°C136 mmFairSep29°C / 28°C115 mmFairOct29°C / 27°C149 mmFairNov28°C / 27°C137 mmFairDec27°C / 26°C72 mmGood

← FebruaryBest time to visit CastriesApril →

Nearby in March

Where else is good in March? See where to go in March.