Climate & Weather Guide in Barbados

Climate zones, seasonal temperatures, rainfall patterns, and best travel times

Barbados has a warm tropical maritime climate shaped by steady trade winds, a pronounced dry season from December to May, and a wetter season from June to November. The island is small and climatically fairly homogeneous, though the central highlands are a little cooler and wetter than the coasts. Typical conditions are warm year-round, with daytime highs usually in the upper 20s to low 30s C and mild nights. For residents and expats, the climate is one of Barbados’s main attractions: it is consistently warm, sunny, and sea-breeze moderated, with humidity that is noticeable but usually more comfortable than in many low-latitude tropical locations. Barbados is about 430 km², so one broad zone is appropriate.

Summer Average

28-31°C

Winter Average

24-28°C

Climate Types

Tropical maritime and Tropical monsoon

Annual Rainfall

1000-1900 mm

Sunshine Hours

2,800-3,200 hrs/yr

Average Humidity

70-80%

Regional Climate Variations

Coastal Lowlands

The coastal belt is warm, breezy, and generally the driest part of Barbados. Sea breezes from the Atlantic and Caribbean moderate heat, so conditions feel less oppressive than the temperature alone suggests. This is the most comfortable zone for many expats who want reliable warmth, easy access to beaches, and a strong year-round outdoor lifestyle. Rain falls in short bursts rather than long cold spells, and the dry season is especially pleasant.

Summer:29-31°C

Winter:24-27°C

Low to moderate rainfall

Warm, sunny, and breezy for much of the year, with a distinct dry season and only brief tropical downpours.

Central Highlands

The central uplands are slightly cooler and wetter than the coast because rainfall increases with elevation. This area still feels tropical, but the air can be a bit fresher and clouds may build more often, especially in the wetter months. For residents, this zone offers a more temperate-feeling version of Barbados while remaining close to the island’s beaches and towns. Humidity remains high, but the thermal load is often a little lower than at sea level.

Summer:27-29°C

Winter:23-26°C

Moderate rainfall

Slightly cooler and greener than the coast, with more frequent showers and a softer, less intense tropical feel.

Barbados is a small, warm, trade-wind island with a tropical maritime climate that is attractive for year-round living. Most residents and expats will experience a comfortable beach climate on the coast and a somewhat cooler, greener feel in the central highlands, with rainfall highest in the wetter season and lowest in the dry season.

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