Puerto Barrios in May sees very high daytime temperatures of 32°C (90°F) and nighttime lows of 24°C (75°F). As part of the rainy season, showers are frequent and often heavy. Budget around 180 mm (7.1 in) of rainfall for the month.
If you prefer enjoying temperate temperatures and rain-free days, February and March typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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Pick a month to see the average temperature, rainfall and sunshine in Puerto Barrios - and find the best time to visit.
47-year average (1977-2025)
Based on our historical records, temperatures in Puerto Barrios typically stay consistent throughout May, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 24°C (75°F).
47-year average (1977-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Puerto Barrios spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on weather observations in Puerto Barrios between 1991 and 2026, these are the recorded extremes during May.
Find out more about the weather in Guatemala and which places have the best travel conditions in this month. See all of Guatemala in May →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Puerto Barrios climate overview or explore weather in Guatemala.
Where to go in May - average daytime high across popular destinations.
Flores
37°C (99°F) Rio Dulce Town
33°C (91°F) Lívingston33°C (91°F) Cobán28°C (82°F) Guatemala City28°C (82°F) Antigua Guatemala26°C (79°F) Quetzaltenango23°C (73°F) Panajachel23°C (73°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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