How warm is St. Lucia, St. Vincent & Grenada in January?

Typical highs are about 82°F and the sea is about 82°F. That is warm enough for long swims without a wetsuit.

Is there sargassum in St. Lucia, St. Vincent & Grenada in January?

In a typical year seaweed is low in January. It is usually lightest in May and June and heaviest in August and September. Landings vary a lot by year, wind and currents; Veabird's weekly sargassum report and each beach's page have the current forecast.

Is January hurricane season in St. Lucia, St. Vincent & Grenada?

No. Storm risk is very low in January.

How crowded is St. Lucia, St. Vincent & Grenada in January?

Typically very busy, around New Year holiday and MLK weekend. The quietest months are usually September and October.

St. Lucia, St. Vincent & Grenada in January

January is a middling month for St. Lucia, St. Vincent & Grenada: a typical day grades B+, the 7th best of the 12 months. Expect highs near 82°F, water around 82°F and about a 49% chance of rain on a given day. Sargassum (seaweed) is usually low in January. Beaches are typically very busy (New Year holiday and MLK weekend).

Typical dayB+7th of 12 months

Highs / water82°FSea 82°F

Rain chance49%on a given day

SeaweedLowtypical year

CrowdsVery busyNew Year holiday

Storm riskVery lowoutside storm season

St. Lucia, St. Vincent & Grenada month by month

Typical grade and high for each month. Higher is better: A+ to F.

December: B+ · January: B+ · February: B+. The best months are usually April, May and October, and the weakest are July and August.

Best beaches in St. Lucia, St. Vincent & Grenada in January

Resorts with the best typical January, and their grades for the next few days.

Beach	Typical Jan	Seaweed	This week
Beaches Resort Saint Vincent	A-	Very low	SatA-SunBMonB-TueB+WedA-
Palm Island Resort & Spa	A-	Very low	SatBSunB+MonB-TueA-WedA
Soho Beach House Canouan	A-	Very low	SatB+SunBMonBTueA-WedA
Saya Villas	A-	Very low	SatBSunB+MonBTueA-WedA
Clifton Beach Hotel	A-	Very low	SatBSunB+MonB-TueA-WedA
Harmony Suites	B+	Low	SatBSunCMonCTueB-WedB
Hummingbird Resort	B+	Low	SatB-SunCMonCTueCWedB-
Salt Whistle Bay Club Hotel	B+	Very low	SatBSunB+MonBTueA-WedA

Grades for the next few days from Veabird's beach forecast, updated Oct 3, 18:00 UTC. Higher is better: A+ to F.

Better beach options in January

Elsewhere in the Caribbean, Cuba's Cays (A-), Turks & Caicos (A-) and Varadero & Havana (A-) usually grade higher in January. Further afield: Huatulco (A), Puerto Vallarta (A) and the Yucatán Gulf Coast (A). Every destination in January.

Questions

Is January a good time to visit St. Lucia, St. Vincent & Grenada?: January is a middling month for St. Lucia, St. Vincent & Grenada: a typical day grades B+, the 7th best of the 12 months. Expect highs near 82°F, water around 82°F and about a 49% chance of rain on a given day. Sargassum (seaweed) is usually low in January. Beaches are typically very busy (New Year holiday and MLK weekend).
How warm is St. Lucia, St. Vincent & Grenada in January?: Typical highs are about 82°F and the sea is about 82°F. That is warm enough for long swims without a wetsuit.
Is there sargassum in St. Lucia, St. Vincent & Grenada in January?: In a typical year seaweed is low in January. It is usually lightest in May and June and heaviest in August and September. Landings vary a lot by year, wind and currents; Veabird's weekly sargassum report and each beach's page have the current forecast.
Is January hurricane season in St. Lucia, St. Vincent & Grenada?: No. Storm risk is very low in January.
How crowded is St. Lucia, St. Vincent & Grenada in January?: Typically very busy, around New Year holiday and MLK weekend. The quietest months are usually September and October.

Plan it

Windward Islands: this week's forecast, beach by beach
Caribbean Beach Report: this week, updated every Monday
Compare dates and beaches on the map

Typical-month numbers from Veabird's year-ahead outlook for the 66 resorts here (median resort): 6 years of ERA5 climate normals, the seasonal pattern of the Atlantic sargassum belt, holiday crowd calendars and historical storm tracks. Any given year can differ; check the 16-day forecast before you go.