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Climate & Weather Guide in Belize

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

Belize features a tropical climate dominated by the Köppen Am (tropical monsoon) classification, with minor areas of Aw (tropical savanna) on the northern coast and Af (tropical rainforest) in isolated southern spots. The country experiences warm temperatures year-round, averaging 25-26°C, with a distinct wet season from June to November bringing heavy rainfall and a drier period from December to May. Annual precipitation ranges widely from 1500mm in coastal zones to over 1700mm inland, influenced by trade winds and hurricane risks. High humidity (70-85%) and abundant sunshine make it appealing for expats seeking beach living, though southern mountains offer slightly cooler, wetter conditions. Climate change intensifies hurricanes and coastal threats, relevant for long-term residents.

Summer Average

27-32°C

Winter Average

23-28°C

Climate Types

Tropical monsoon and Tropical savanna and Tropical rainforest

Annual Rainfall

1500-2000 mm

Sunshine Hours

2,500-2,800 hours annually

Average Humidity

70-85%

Regional Climate Variations

Northern Coastal Plain

Encompassing Belize City, San Pedro, and Caye Caulker, this zone features Tropical savanna (Aw) climate with hot, humid conditions year-round. Dry season (December-May) sees minimal rain, ideal for beach activities, while wet season brings short heavy downpours. Average highs reach 32°C in summer, rarely dropping below 23°C in winter. Trade winds provide relief from heat, but hurricane season (June-November) poses risks to low-lying areas. Expats enjoy vibrant marine life and consistent warmth, though high humidity requires adaptation.

Summer:27-32°C
Winter:23-28°C
Very high rainfall

Warm, breezy coastal vibe with sunny dry months perfect for water sports, transitioning to lush, rainy periods that refresh the landscape.

Central Lowlands

Including Belize District hubs like Ladyville, Hattieville, and Crooked Tree, this dominant Tropical monsoon (Am) area averages 25.6-25.9°C with reliable rains most months and a short drier spell. Annual rainfall hits 1514-1735mm, supporting dense vegetation and wildlife. Temperatures stay balmy, with minimal variation between 24-31°C. Proximity to rivers aids cooling, but flooding occurs during peaks. Ideal for expats in eco-lodges seeking tropical immersion without extreme heat.

Summer:27-31°C
Winter:24-28°C
Very high rainfall

Consistently warm and verdant, with frequent showers creating a steamy, vibrant jungle atmosphere comfortable for outdoor living.

Southern Maya Mountains

Stretching to Doyle's Delight (1124m), this rugged region transitions to wetter Tropical rainforest (Af) influences amid the Maya Mountains. Higher elevations moderate heat slightly, but rainfall exceeds 2000mm annually, fueling misty forests and rivers. Temperatures range 23-30°C, with cooler nights possible above 800m. Wet season intensifies landslides; dry periods enable hiking. Appeals to adventure-seeking expats valuing biodiversity over beach ease.

Summer:25-30°C
Winter:22-27°C
Very high rainfall

Cooler, perpetually moist highlands with rich fog and wildlife, offering a refreshing escape from coastal swelter.

Belize's tropical climates vary from coastal savanna to inland monsoon and southern rainforest, delivering year-round warmth (23-32°C) and very high rainfall (1500-2000mm). Expats appreciate the sunny dry season for coastal living and wet season's lush beauty, though hurricane preparedness is essential. Diverse zones suit beach lovers, eco-enthusiasts, and highland seekers alike.