Monthly climate guide
Santiago de Cuba weather in August
August in Santiago de Cuba is typically very hot, with average daytime highs around 33°C (91°F) and night-time lows near 25°C (78°F). The month usually brings about 48 mm of rain (fairly dry) and is a mix of sun and cloud. Daytime highs are about the same as July and about the same as September.
What stands out in August
- Nights stay warm, rarely below 25°C — air-conditioning helps.
August is typically Santiago de Cuba's warmest month.
Avg high
33°C
91°F
Avg low
25°C
78°F
Rainfall
48 mm
fairly dry
Humidity
71%
relative
Sky
46%
cloud · a mix of sun and cloud
Santiago de Cuba weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 30°C / 86°F | 21°C / 70°F | 17 mm | 73% | 36% |
| February | 31°C / 87°F | 21°C / 71°F | 14 mm | 70% | 30% |
| March | 31°C / 88°F | 22°C / 71°F | 13 mm | 66% | 33% |
| April | 32°C / 90°F | 23°C / 74°F | 23 mm | 67% | 39% |
| May | 32°C / 89°F | 24°C / 75°F | 49 mm | 70% | 54% |
| June | 32°C / 90°F | 25°C / 77°F | 64 mm | 71% | 56% |
| July | 33°C / 91°F | 25°C / 77°F | 31 mm | 71% | 44% |
| August | 33°C / 91°F | 25°C / 78°F | 48 mm | 71% | 46% |
| September | 33°C / 91°F | 25°C / 78°F | 51 mm | 73% | 52% |
| October | 31°C / 87°F | 25°C / 76°F | 107 mm | 78% | 54% |
| November | 31°C / 87°F | 23°C / 74°F | 51 mm | 76% | 45% |
| December | 30°C / 87°F | 22°C / 72°F | 18 mm | 75% | 32% |
What to pack for August
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A small travel umbrella, just in case
Is August a good time to visit Santiago de Cuba?
Compare the months in the chart above to find your ideal window.
Best time to visit Santiago de Cuba →Other Cuba cities in August
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Santiago de Cuba weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/cuba/santiago-de-cuba/august
<a href="https://weathercompare.eu/weather/cuba/santiago-de-cuba/august">Santiago de Cuba weather in August</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/cuba/santiago-de-cuba" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Santiago de Cuba weather in August"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/cuba/santiago-de-cuba/august">Santiago de Cuba weather in August</a> – WeatherCompare</p>
Santiago de Cuba in August: quick answers
Is August a good time to visit Santiago de Cuba?
It can be, if you like heat: August highs in Santiago de Cuba are around 33°C. Good for the beach; plan sightseeing for early morning and evening.
How warm is Santiago de Cuba in August?
Average highs are about 33°C (91°F) and average lows about 25°C (78°F), based on 10 years of daily data.
Does it rain a lot in Santiago de Cuba in August?
Santiago de Cuba typically gets around 48 mm of rain in August — fairly dry.
Figures are long-term averages for the area around Santiago de Cuba (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.