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Bucaramanga Weather in September
Bucaramanga in September averages 24°C (75°F) during the day and 16°C (61°F) at night. September is part of the rainy season, so frequent rainfall is typical.
Rainfall in Bucaramanga in September
As part of the rainy season, Bucaramanga sees around 19 days of rain in September, with an average of 651 mm (26 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.
Temperature in Bucaramanga in September
Daytime highs in Bucaramanga in September reach 24°C (75°F), with nights around 16°C (61°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Bucaramanga in September
With about 152 hours of sunshine, the area enjoys a nice balance of sun and rainy moments, creating a pleasant environment.For additional travel inspiration, our weather planner can help you discover destinations worldwide.
Bucaramanga Temperature in September
Min Temperature
16°C (61°F)
Max Temperature
24°C (75°F)
Chance of Rain
63%
Precipitation
651 mm (26 in)
Rainy days
19 days
Humidity
85%
Sunshine
152 hours
Percentage Sunshine
Bucaramanga Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Bucaramanga - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Bucaramanga typically stay consistent throughout September, with daily highs averaging around 24°C (75°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in September
Historical weather records for Bucaramanga in September
Browse day-by-day weather records for Bucaramanga spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Bucaramanga historical weather extremes in September
Based on 35 years of weather observations (1991-2026), these are the most extreme conditions recorded in Bucaramanga.
- The warmest day in September was on September 17, 2026, with a maximum of 34°C (93°F).
- The lowest daytime temperature in September was 18°C (64°F), recorded on September 15, 2004.
- Nighttime temperatures dropped to 11°C (52°F) on September 30, 2025, marking the coldest September night on record.
Best Places in Colombia in September
Find out more about the weather in Colombia and which places have the best travel conditions in this month. See all of Colombia in September →
perfect weather
pleasant
tolerable
unpleasant
poor
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).
What to Wear in Bucaramanga in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.
Bucaramanga 3-Day Forecast
More climate data for Bucaramanga
Temperature Rainfall Sunshine Humidity
See the full Bucaramanga climate overview or explore weather in Colombia.
Popular in September
Where to go in September - average daytime high across popular destinations.
Cartagena
31°C (88°F) Santa Marta29°C (84°F) San Andrés30°C (86°F) Cali27°C (81°F) Medellín25°C (77°F) Pereira24°C (75°F) Bogotá
21°C (70°F) Villa de Leyva
21°C (70°F) Bucket list
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