Cartagena in August
In August, Cartagena averages 32°C (90°F) during the day and 25°C (77°F) at night, with frequent rain — about 14 days of the month see precipitation (130 mm total).
High seasonConditions are warm and beach-friendly. Plan for unsettled weather and bring rain gear.
August is one of the wetter and less comfortable months in Cartagena. If your dates are flexible, consider a different time of year.
How August compares to the rest of the year in Cartagena
August is in the middle of the year for warmth in Cartagena (5th of 12) and one of the wettest months (3rd of 12). Daytime temperature runs 1°C above the annual average (31°C). August runs roughly the same as July (32°C) and cools 1°C in September (31°C).
August sunrise & sunset in Cartagena
Times shown for Cartagena local time (America/Bogota), calculated for the 15th of August. They shift by a few minutes day to day across the month.
Photography light in Cartagena — August
Golden-hour and blue-hour windows for the 15th of August, in Cartagena's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Cartagena in August
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (High season) and Cartagena's popularity.
Crowds & pricing — August in Cartagena
This is a busy month in Cartagena — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.
Why this tier: Northern Hemisphere summer holidays
Sun & mosquito risk — August in Cartagena
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Cartagena — August
Across the year Cartagena's sea swings from 28.1°C (February) to 30.6°C (September) — August sits at 30.3°C.
Cartagena in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 31°C / 88°F | 24°C / 75°F | 5 mm | 1 | 0 |
| February | 31°C / 88°F | 24°C / 75°F | 5 mm | 1 | 0 |
| March | 31°C / 88°F | 25°C / 77°F | 5 mm | 1 | 0 |
| April | 32°C / 90°F | 25°C / 77°F | 25 mm | 3 | 0 |
| May | 32°C / 90°F | 25°C / 77°F | 105 mm | 9 | 0 |
| June | 32°C / 90°F | 25°C / 77°F | 105 mm | 12 | 0 |
| July | 32°C / 90°F | 25°C / 77°F | 105 mm | 12 | 0 |
| August | 32°C / 90°F | 25°C / 77°F | 130 mm | 14 | 0 |
| September | 31°C / 88°F | 25°C / 77°F | 175 mm | 16 | 0 |
| October | 31°C / 88°F | 25°C / 77°F | 220 mm | 17 | 0 |
| November | 31°C / 88°F | 25°C / 77°F | 95 mm | 11 | 0 |
| December | 31°C / 88°F | 24°C / 75°F | 25 mm | 3 | 0 |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Cartagena in August →
Frequently asked questions
How hot is Cartagena in August?
In August, Cartagena averages a high of 32°C (90°F) and a low of 25°C (77°F) — generally hot.
Does it rain a lot in Cartagena in August?
August can be fairly wet in Cartagena, with about 14 rainy days on average.
Is August a good time to visit Cartagena?
August is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Cartagena in August?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full August packing list for Cartagena for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.