The 10 most alternative cities in South America
Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
Isla Grande Weather in October
Isla Grande in October sees high temperatures, with highs around 30°C (86°F) and overnight lows of 26°C (79°F). Rainfall is at its peak this month, around 291 mm (11 in) on average, so waterproofs are essential.
Rainfall in Isla Grande in October
As part of the rainy season, Isla Grande sees around 16 days of rain in October, with an average of 291 mm (11 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Isla Grande in October
In October, Isla Grande sees high temperatures, with highs of 30°C (86°F). Nights drop to around 26°C (79°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 26°C (79°F), it stays warm throughout the night. A cold shower before going to sleep is one of the easiest ways to cool down before bed.
Sunshine in Isla Grande in October
The area enjoys a balanced 170 hours of sunlight, ensuring it's neither too rainy nor too sunny.October in Isla Grande has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Isla Grande Temperature in October
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
52%
Precipitation
291 mm (11 in)
Rainy days
16 days
Humidity
83% *
Sunshine
170 hours *
Percentage Sunshine
46% *
* Data from: Cartagena, Colombia (33 KM, 20 Miles).
Isla Grande Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Isla Grande - and find the best time to visit.
Daily Historical Temperatures
48-year average (1976-2025)
Based on our historical records, temperatures in Isla Grande typically stay consistent throughout October, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in October
Historical weather records for Isla Grande in October
Browse day-by-day weather records for Isla Grande spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Isla Grande historical weather extremes in October
Based on weather observations in Isla Grande between 1999 and 2025, these are the recorded extremes during October.
- The hottest October day on record in Isla Grande reached 36°C (97°F) (October 1, 2014).
- On October 6, 1999, Isla Grande saw its coldest October day with temperatures maxing out at 26°C (79°F).
- The lowest overnight temperature recorded in October was 19°C (66°F) (October 10, 2013).
Best Places in Colombia in October
Find out more about the weather in Colombia and which places have the best travel conditions in this month. See all of Colombia in October →
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 Isla Grande in October
Warm weather calls for comfortable, breathable clothing in October. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Isla Grande in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Isla Grande 3-Day Forecast
More climate data for Isla Grande
Temperature Rainfall Sunshine Humidity
See the full Isla Grande climate overview or explore weather in Colombia.
Popular in October
Where to go in October - average daytime high across popular destinations.
Cartagena
30°C (86°F) San Andrés29°C (84°F) Santa Marta29°C (84°F) Cali27°C (81°F) Medellín24°C (75°F) Pereira24°C (75°F) Villa de Leyva20°C (68°F) Bogotá21°C (70°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most alternative cities in South America
5 Hidden Gems in Colombia
Explore Colombia's hidden gems, from El Cocuy's remote beauty to Providencia's serene beaches, offering authentic experiences off the beaten path.
Tayrona National Park: the most beautiful part of Colombia
Visit the park between the months December and March (not February since it is closed) or from June till August (this is high season).
Breathtaking view in Minca
Minca is a tiny village in the tropical rain forest of Colombia and is an oasis of tranquility. Everyone looking for a relatively undiscovered piece of Colombia is in the right place here.