Santa Marta (Tayrona) weather in August

August in Santa Marta: sweltering, soaked, with clean air — fine if you can take 20 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Santa Marta🇨🇴 Colombia · Caribbean Colombia & Venezuela · Beach76
  1. 93Jan
  2. 92Feb
  3. 90Mar
  4. 83Apr
  5. 72May
  6. 71Jun
  7. 79Jul
  8. 76Aug
  9. 69Sep
  10. 61Oct
  11. 67Nov
  12. 89Dec

#7 of 12 months in Santa Marta · #802 of 1413 destinations to visit in August · comfort 76/100 (tier B)

Days
32°C
Nights
25°C
Wet days
20
Sun
10.1 h
Humidity
83%
Daylight
13 h
Santa Marta, Colombia
Photo: Juan Camilo Trujillo Botero 🇨🇴📸 · Pexels

Traveller notes on Santa Marta in August

Colombia's coast forum has mixed reports for August, but the pattern that comes up again and again is hot, humid days cut by a steady onshore breeze, with rain that's more forecast than felt - a few minutes of tropical shower rather than a soaking afternoon, most days. One traveler who spent the whole month on the coast said it only properly rained a couple of times the entire trip. Santa Marta gets recommended as a solid base for day trips to Tayrona, since the beach weather generally holds even when the forecast looks ominous.
CaribbeanCoastTraveler · August · 1 month ago · Read more on Tripadvisor ↗

Other months in Santa Marta

Forum posters describe February as hot and largely dry along this stretch of Colombia's Caribbean coast, with daytime temperatures commonly in the 85-95F range and January-through-March named as the best overall window to visit. Mornings can feel intensely warm, but posters note a breeze typically picks up by midday, providing real relief. One recurring theme in the forums: online weather forecasts for this region are notoriously unreliable, frequently showing rain nearly every day regardless of what actually happens - posters consistently advise trusting the destination's seasonal reputation over a daily forecast app. Santa Marta serves as the main gateway for Tayrona National Park and the Lost City trek, both commonly paired with a February visit given the reliably dry conditions.
Tripadvisor community · February · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Santa Marta's card on the map.

Santa Marta climate normals — August

Daytime high32°C / 90°F🔥 sweltering
Nighttime low25°C / 77°F
Feels like (high)39°C / 102°F
Sea temperature30°C / 85°F♨️ bath-warm
Rainfall192 mm / 7.6 in⛈ soaked
Rainy days20 days
Humidity83%💦 very humid
Dew point24°C / 75°F
Sunshine10.1 h/day
Daylight12.5 h
Wind15 km/h / 10 mph
Air quality (US AQI)42🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Santa Marta in August

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Shoulder seasonan ordinary month(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Santa Marta's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherSanta Marta's weather peaks January–March.

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Best weatherFair weatherToughest weather

Where is Santa Marta?

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Santa Marta in August — FAQ

Is August a good time to visit Santa Marta?
August in Santa Marta: sweltering, soaked, with clean air — fine if you can take 20 rainy days. It ranks #7 of 12 months for Santa Marta on SeasonMap's comfort score (76/100).
What is the weather like in Santa Marta in August?
In August, Santa Marta averages a daily high of 32.3°C and a low of 24.9°C, with about 191.8 mm of rain over roughly 20.3 rainy days.
What is the air quality in Santa Marta in August?
Santa Marta has a mean US Air Quality Index of about 42 in August.