Weather in Barranquilla

Barranquilla is in Colombia at 11.0°N. The 2001–2020 NASA POWER daily record describes a monsoon climate with a sharp wet-dry split. August is the warmest month (average 28.9°C, high 30.9°C) and January is the coolest (average 27.5°C, low 24.9°C).

Rain is the monsoon runs from May to November, inside an annual total of 1126 mm. The wettest month is October at 220 mm; the driest is January at 2 mm. On this site the months that score closest to a 22°C day, lighter rain, and moderate humidity are January, February, and March.

Rainfall pattern

The monsoon in Barranquilla starts in May and ends in November (May, June, July, August, September, October, and November). October is the core of it at 220 mm. January is the other extreme, with 2 mm.

Humidity peaks near 84%. That usually lines up with the wetter months rather than the hottest ones.

How warm Barranquilla gets

Barranquilla has a 1.4°C gap between its coolest monthly average (27.5°C in January) and its warmest (28.9°C in August). That is a northern-hemisphere pattern.

Across the year the mean afternoon high is 30.5°C. If you want the smallest day–night shock, look at months where the high and low sit close together; August nights still hold 26.8°C.

The calendar in Barranquilla

The year bottoms out in January. Plan for 24.9°C at night and 30.2°C in the afternoon. The monsoon opens in May. Expect 151 mm and 20 rainy days, with nights around 26.5°C. Peak heat arrives in August: 30.9°C by day, 26.8°C at night, and 83% humidity.

October is the wettest month — 220 mm and 26 rainy days, with 84% humidity. November closes the monsoon: 143 mm over 19 rainy days, then the calendar dries. December brings 37 mm and 6 rainy days; temperatures run from 25.8°C to 30.1°C.

When the score favours a visit

The three months with the highest comfort score are January, February, and March: January (27.5°C average, 2 mm, 77% humidity); February (27.7°C average, 2 mm, 74% humidity); March (28.1°C average, 6 mm, 75% humidity). They fall in calendar order. The score rewards averages near 22°C, lower rainfall, and humidity near 60%. It is a climate score, not a festival or price calendar.

If you want the monsoon itself — fewer crowds, greener landscape, heavier rain — aim at May–November instead of the score.

Barranquilla and other cities in Colombia

Medellín is about 532 km away: Barranquilla is 11.5°C warmer than Medellín in its hottest month and 993 mm drier over the year than Medellín. Medellín’s wettest month is May (243 mm) versus October here.

Bogotá is about 711 km away: Barranquilla is 8.8°C warmer than Bogotá in its hottest month and 498 mm drier over the year than Bogotá. Bogotá’s wettest month is April (209 mm) versus October here.

Cali is about 860 km away: Barranquilla is 11.6°C warmer than Cali in its hottest month and 105 mm wetter over the year than Cali. Cali’s wettest month is November (150 mm) versus October here.