Weather: Cartagena — September
It's a rainy period, but great for indoor activities, museums, and lower prices.
☔ Climate Overview
September is a wet time to visit Cartagena. Hot conditions with temperatures reaching 30°C—stay hydrated and seek shade. This is one of the wettest months—waterproof gear is essential. Being off-peak, you'll find better deals and fewer crowds. Sea temperature of 30°C is perfect for swimming.
Based on weather comfort, crowds, prices, and activity options
30°C
26°C
28days
12.2h
Feels like 37°C / 31°C — humidity makes it feel warmer
196mm
9.5h/day
85%
Very Muggy7.5
Very High15 km/h (gusts 24)
30°C 🏊 Comfortable
Is September a good time to visit Cartagena?
It's a rainy period, but great for indoor activities, museums, and lower prices.
Now
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Air Quality
Travel Context
- CrowdsVery Quiet
- Travel Costs Value Rates
Daylight
05:53
18:04
Visiting Cartagena in September: Pros & Cons
Pros
- Abundant sunshine for beach and outdoor fun
- Fewer crowds and better hotel deals
- Warm sea perfect for swimming and snorkeling
Cons
- Frequent rain may disrupt outdoor activities
- High humidity makes the heat feel oppressive
Things to Do in September
Recommended for This Weather
Cartagena Weather by Month
| Month | Avg High | Avg Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition |
|---|---|---|---|---|---|---|---|---|
| Jan | 31°C | 26°C | 2d (11mm) | 10.6h | 75% Muggy | 8.3 Very High | | Excellent |
| Feb | 32°C | 26°C | 2d (6mm) | 10.8h | 74% Muggy | 9 Very High | | Excellent |
| Mar | 32°C | 26°C | 4d (12mm) | 11.2h | 75% Muggy | 9.4 Very High | | Excellent |
| Apr | 31°C | 26°C | 15d (73mm) | 10.8h | 80% Very Muggy | 8.6 Very High | | Excellent |
| May | 31°C | 27°C | 24d (168mm) | 10.2h | 84% Very Muggy | 7.9 Very High | | Wet |
| Jun | 30°C | 26°C | 26d (242mm) | 9.5h | 85% Very Muggy | 7.4 Very High | | Wet |
| Jul | 31°C | 27°C | 25d (174mm) | 10.1h | 85% Very Muggy | 7.9 Very High | | Wet |
| Aug | 30°C | 26°C | 29d (219mm) | 9.4h | 85% Very Muggy | 7.6 Very High | | Wet |
| Sep Current | 30°C | 26°C | 28d (196mm) | 9.5h | 85% Very Muggy | 7.5 Very High | | Wet |
| Oct | 30°C | 26°C | 29d (252mm) | 8.9h | 85% Very Muggy | 6.9 High | | Wet |
| Nov | 30°C | 26°C | 26d (238mm) | 9.1h | 85% Very Muggy | 6.4 High | | Wet |
| Dec | 31°C | 26°C | 7d (30mm) | 10.3h | 81% Very Muggy | 7.7 Very High | | Excellent |
Cartagena
Colorful Caribbean walls with Walled City and Getsemaní street art, plazas and island getaways.
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What to Pack for September
Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.
🎒Personalized Packing List
Tell us about your trip and we'll create a custom packing list based on the weather.
Your Packing List
📋Essentials
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🧴Toiletries & Health
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Frequently Asked Questions
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More Cartagena Guides
Best Time to Visit
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Things to Do
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Where to Stay
Best neighborhoods and hotel recommendations
Cost & Budget
Daily costs, money-saving tips, and budget breakdown
Itineraries
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Overview
Complete travel guide for Cartagena: top things to do, itineraries, and typical costs.