Cancun weather in August
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Cancun August weather at a glance
In August, Cancun averages 28.3°C, with typical highs of 32.1°C and lows of 25.2°C. The historical average is 27 wet days and 81% humidity.
Cancun August temperature & humidity
Cancun August rain & wet days
Pack a light rain jacket, waterproof pouch and quick-dry shoes. Keep an indoor stop available between outdoor activities.
What to wear in Cancun in August
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Rain is frequent at roughly 27 days in the month; pack a rain jacket and water-resistant shoes. High humidity makes quick-dry clothing and a spare top especially useful.
- DaytimeBreathable short sleeves, hat and sunscreen · average high 32.1°C
- Morning & eveningLight layer for air-conditioned rooms · average low 25.2°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Cancun August sunrise & sunset times
2026 August · Local time (America/Cancun)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-08-01 | 06:21 | 19:26 | 13h 5m |
| 2026-08-15 | 06:26 | 19:17 | 12h 51m |
| 2026-08-31 | 06:31 | 19:04 | 12h 33m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Best months to visit Cancun
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
August weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Cancun weather like in August?
In August, Cancun averages 28.3°C, with typical highs of 32.1°C and lows of 25.2°C. The historical average is 27 wet days and 81% humidity. Our weather-comfort rating for this month is challenging.
Does it rain a lot in Cancun in August?
There are about 27 wet days in August. Pack a rain jacket and water-resistant shoes.
What should I wear in Cancun in August?
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Rain is frequent at roughly 27 days in the month; pack a rain jacket and water-resistant shoes. High humidity makes quick-dry clothing and a spare top especially useful.
What are the best months to visit Cancun?
Recent weather data rates February, April, May among the more comfortable months.
Where can I check Cancun weather in August in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Cancun in August?
On 2026-08-15, calculated sunrise is 06:26 and sunset is 19:17 in local time (America/Cancun). Times vary by date and terrain.
Cancun weather by month
More Americas destinations in August
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations