Most travel guides point you toward Colombia's drier months for a Guatapé visit — sound, practical advice. But ask a local when they personally like the town best, and you'll often get a slightly different, more personal answer.
The practical tourist answer
Drier stretches of the year bring more reliable weather for the climb up El Peñón and boat trips, and this is genuinely the easiest advice to give a first-time visitor planning around weather risk.
What locals actually enjoy
Many residents point specifically to festival season — particularly the town's flagship annual celebration in late September/early October — as their favorite stretch, not primarily for the weather but for the atmosphere: concerts in the main plaza, community events, and a sense of the whole town turning out together, regardless of what the skies are doing.
The quieter counterpoint
Some locals equally value the quieter months between major festivals and holiday peaks, when the pace slows and the town feels more like itself day-to-day — less about a specific season and more about the rhythm of tourist volume easing off.
Takeaway for visitors
If your priority is weather reliability, follow the standard dry-season advice. If you want to experience Guatapé the way locals talk about loving it most, consider timing a visit around the town's major festival — a genuinely different, more community-immersive experience than a standard sightseeing day trip.