Cartagena Weather in August
In August, Cartagena averages a high of 32°C (90°F) and a low of 26°C (78°F), from 16 years of daily records (1975–2025).
32°C
Average high
90°F
26°C
Average low
78°F
38°C
Record high
100°F · August 17, 1994
22°C
Record low
71°F · August 20, 2019
What August Is Like in Cartagena
- 5 of the 10 warmest Augusts on record in Cartagena have come since 2010.
- The August heat record, 38°C (100°F) on August 17, 1994, has stood for 31 years.
- A typical August brings 0.9 days above 35°C (95°F).
- The warmest August in the record was 2019; the coldest was 1975.
At least 1 mm of rain falls on 33% of August days.
Warmest: 2019 (34.0°C)Latest: 2019 (34.0°C)10-year averageLong-run average (32.4°C)
Look Up a Day in August
See the weather in Cartagena on any August date, year by year.
Source: NOAA GHCN-Daily, Rafael Nunez (1971–2025). Averages cover 1975–2025. How we compute this