Colombia
Santa Marta in August: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Santa Marta in August is climatically well suited to beach holidays. The average daily high is around 31 °C, and the sea is about 28 °C. With about 19 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
56/100 · #10
Warmth
#5
Dryness
#10
Sun
#4
Sea warmth
#4
Published best categories: none
Santa Marta · AugustPhoto: Jorge Láscar from Australia · CC BY 2.0Climate facts
- Average high
- 31 °C
- Average low
- 26 °C
- Sea
- 28 °C
- Rainy days (est.)
- 19 rainy days (est.)
- Sun (est.)
- 7 h/day
- Humidity
- 79 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| July | 31 | 25 | 13 | 77 | 7.4 | 77 | 2.8 | 28 | 65 |
| August (selected) | 31 | 26 | 19 | 94 | 7.4 | 79 | 2.5 | 28 | 56 |
| September | 30 | 26 | 23 | 128 | 7.0 | 81 | 2.2 | 29 | 53 |
How do the previous and next months compare?
Baseline: August (56/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| July | +9 | +0.3 °C | -0.2 °C | -6.1 | -16.3 mm | ±0 h | -1.9 % | +0.3 m/s | -0.6 °C |
| September | -3 | -0.9 °C | ±0 °C | +4 | +34.4 mm | -0.4 h | +2.6 % | -0.3 m/s | +0.8 °C |
All twelve months in context
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Where to stay in Santa Marta
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Useful next decisions
Frequently asked questions
How warm is Santa Marta in August?
The average daily high is around 31 °C, with an average daily low of about 26 °C.
Can you swim in Santa Marta in August?
The sea is about 28 °C (very warm).
Does it rain a lot in Santa Marta in August?
The curated estimate is about 19 rainy days per month, not a directly measured long-term average. Total precipitation averages around 94 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Santa Marta?
By the climate score, January, February, March and December are the strongest months for Santa Marta. For a beach trip: January, February, March and December. August is not among them.