Climate & Weather Guide in Jamaica

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

Jamaica has a warm tropical marine climate with only modest seasonal temperature change, making it attractive for year-round living. Coastal areas are hot and humid, while higher elevations such as the Blue Mountains are noticeably cooler and wetter. Using the 1991–2020 climatology and regional climate references, the island’s climate is broadly tropical, with a wetter north and mountain windward slopes and a drier south coast. Rainfall is highly variable across short distances because of trade winds and topography, and the island also has a pronounced wet season from May to November with a mid-summer dry spell. These conditions offer a strong mix of beach, urban, and mountain lifestyles for residents and expats.

Summer Average

27-31°C

Winter Average

24-27°C

Climate Types

Tropical and Tropical monsoon and Tropical wet and dry and Highland

Annual Rainfall

700-5000 mm

Sunshine Hours

2,400-3,200 hrs/yr

Average Humidity

70-85%

Regional Climate Variations

North Coast

The north coast is generally warmer, wetter, and more humid than the south coast because moist northeast trade winds rise over the island’s mountains and drop frequent rainfall. This belt is typically lush and green, with a classic tropical feel and fewer temperature swings through the year. It is well suited to residents who want beach access and a verdant landscape, but it can feel muggy, especially in the wetter months. Tropical showers can be heavy, yet the sea breeze usually keeps conditions comfortable enough for everyday outdoor life.

Summer:28-31°C

Winter:25-27°C

High rainfall

Warm, humid, and lush, with frequent showers and a persistent tropical coastal atmosphere.

South Coast and Kingston Basin

The south coast, including the Kingston area, is Jamaica’s drier lowland zone and is often sheltered from the moist trade winds. Temperatures remain warm all year, but the climate tends to feel a little less wet and somewhat more settled than on the north coast. This is often the most practical region for people who prefer more sunshine, less frequent rain, and easier urban living, though hot spells and occasional heavy rain from tropical systems still occur. The climate is still tropical, just with a stronger dry-season character.

Summer:28-32°C

Winter:24-27°C

Low to moderate rainfall

Hot, sunnier, and comparatively drier, with a more urban-friendly climate and a stronger dry season.

Blue Mountains and Eastern Highlands

The Blue Mountains and other highland areas are Jamaica’s coolest climate zone, with temperatures falling noticeably with elevation and rainfall rising sharply on windward slopes. These areas can feel refreshingly mild compared with the coast, especially at night and early morning, and they receive the island’s heaviest rain totals. The climate supports dense vegetation, coffee cultivation, and a cooler day-to-day environment that many expats find comfortable if they prefer avoiding coastal heat. The tradeoff is more cloud cover, frequent mist, and access roads that can be affected by wet weather.

Summer:20-26°C

Winter:13-20°C

Very high rainfall

Cooler, mistier, and much wetter than the coast, with a spring-like mountain feel and lush scenery.

Jamaica is a small but climatically diverse island, so most residents experience either hot coastal tropical weather or cooler, wetter highland conditions. For expats, the south coast and Kingston basin suit those who want more sunshine and slightly drier weather, while the north coast and Blue Mountains appeal to people who prefer greener surroundings and more rainfall.

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