Sun, sea & sand

Cartagena, Colombia weather in July

Temperature, sea and sunshine in July: long-term averages from 30 years of weather data, not a forecast.

71

Holiday weather in July

Good

Best time to visit: December – March

Air temperature30°CNight 26°
Sea temperature29.6°Cvery warm
Sunshine6hrs / dayof 12.7 h daylight
Rainy days26days / month161 mm

What is the weather like in Cartagena, Colombia in July?

In July, Cartagena, Colombia is hot: daytime highs average 30 °C, and even at night it stays warm at around 26 °C. The sea averages 29.6 °C – almost as warm as a bath. Expect around 6 hours of sunshine a day. It is the rainy season: rain falls on about 26 days, totalling 161 mm. On about 12 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is a good month for a holiday in Cartagena, Colombia.

July compared

How the weather changes from June to August. Tap a month to open it.

JuneJunJulyJulAugustAug
Score697169
Day30°30°30°
Night26°26°26°
Sea30°30°30°
Sun6 h6 h6 h
Rain days262628

More details for July

Daylight
12 h 41 min05:47 – 18:28
UV index
13 · extremeclear sky, noon (estimate)
Muggy days
31 daysdew point 18 °C or more
Wind
17 km/haverage daily peak
Cloud cover
84 %on average
Hot days
12 days30 °C or more
Time zone
UTC−5America/Bogota

How the score comes together

  • Temperatureweight 35 %100 %
  • Seaweight 25 %100 %
  • Sunshineweight 20 %53 %
  • Few rainy daysweight 20 %0 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in July

  • Swimwear
  • Sunscreen
  • Sunglasses & sun hat
  • Light, breathable clothes
  • Water bottle – drink plenty
  • Insect repellent
  • Rain jacket or umbrella

Cartagena, Colombia in July: quick answers

Is Cartagena, Colombia hot in July?

Yes. In July, Cartagena, Colombia is hot: daytime highs average 30 °C and nights stay around 26 °C. On about 12 days the thermometer climbs to 30 °C or more.

Can you swim in Cartagena, Colombia in July?

Yes. In July the sea averages 29.6 °C – almost as warm as a bath.

Does it rain much in Cartagena, Colombia in July?

It rains often – on about 26 days, adding up to 161 mm.

Cartagena, Colombia month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)