Medellin has a oceanic/humid subtropical climate, classified as Cfb in the Köppen system. The warmest month is August with an average high of 27°C, while the coldest month is January with lows dropping to 16°C. The annual temperature range of 11°C indicates a relatively stable climate year-round.
The driest month is January with only 21 rain days and 133mm of precipitation. For travellers, January through to the following month typically offers the best balance of warm temperatures and dry conditions. Average humidity ranges from 82% to 82% throughout the year.
Best Time to Visit Medellin
Based on temperature and rainfall data, the best months to visit Medellin are January, February, March. These months offer the most comfortable temperatures with relatively low rainfall, ideal for sightseeing and outdoor activities.
In August, Medellin experiences average highs of 27°C (81°F) and lows of 16°C (61°F). Expect around 24 rainy days and 11 hours of sunshine per day, with humidity averaging 82%. The 11°C gap between daytime and overnight temperatures is worth planning around: light layers work for most visitors during the day, but an overshirt or cardigan handles the cooler evenings. UV index averages 8, so sun protection is advisable on clear days.
Medellin typically sees 24 rainy days in August, with total precipitation of around 176mm. This is a notably wet period. A waterproof jacket or compact umbrella is essential, and it is worth building indoor alternatives into your daily itinerary for the inevitable rainy stretches. For context, the driest month in Medellin typically sees 4-6 fewer rain days than August.
Pack light layers, a light jacket for evenings, comfortable walking shoes, and sunscreen for Medellin in August. Daytime temperatures of 27°C are pleasant, but the evening drop to 16°C means a jacket is essential if you plan to be out after dark. With 24 rainy days, bring a compact umbrella or waterproof jacket for unexpected showers. Comfortable walking shoes are a priority given the amount of ground most visitors cover.
August is a reasonable time to visit Medellin. Expect 24 rainy days, so pack a light rain layer for flexibility. Average temperatures of 27°C make outdoor exploration comfortable during the dry periods. With 11 daily sunshine hours, there are reliable windows of good weather to plan outdoor activities around, even if the month is not the driest on the calendar.
The average high temperature in Medellin in August is 27°C (81°F), and the average low is 16°C (61°F). The mean daily temperature is approximately 22°C (71°F). The day-to-night range of 11°C is moderate, meaning a single light jacket covers most situations. These are 30-year climate normals based on the 1991 to 2020 reference period; individual years will vary, particularly in transitional months like spring and autumn.
The best month to visit Medellin is generally July. July offers the most sunshine at 11 hours per day. Average temperatures reach 26°C, making it comfortable for sightseeing, outdoor dining, and exploring the city. If your travel dates are flexible, planning your trip around July gives you the best chance of dry, bright weather.
August is shoulder or low season in Medellin, meaning fewer tourists and generally lower prices than peak months. With 11 sunshine hours and 24 rainy days, the weather is less of a draw for mass tourism. This is an advantage for travellers who prefer a quieter, more relaxed experience with shorter queues and easier accommodation availability.
In August, Medellin suits a range of activities thanks to mild temperatures around 27°C. With frequent rain, indoor activities and covered attractions are a smart choice. Top options include exploring historic neighbourhoods, visiting museums and galleries, local food markets, and day trips to surrounding areas. With 11 hours of sunshine, parks and waterfront walks are particularly enjoyable.