Weather in Cancun in August
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Book now, pay at pickup — compare Hertz, Avis, Budget, Sixt and 800+ rental companies for August in Cancun.
Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youIn August, Cancun sees average highs of 31.2°C (88.2°F) and lows of 25.7°C. Conditions are hot and fairly wet (17 rainy days on average), with roughly 11.1 hours of sunshine a day. Weather-wise, this is one of the most reliable months to travel. For the complete picture, see the best time to visit Cancun — every month compared. Once you know when to go, find your Cancun packing list at 247PackingList.
Get ready for Cancun in August
Search flights to Cancun
Compare 100+ airlines for August — one search, best price.
Search Flights →Lightweight travel clothing
Lightweight, breathable clothing and a compact travel umbrella are essential in this climate.
Check Price →What to pack for Cancun in August
- Lightweight, breathable clothing
- High SPF sunscreen
- Sunglasses
- Sun hat
- Reusable water bottle
- Compact travel umbrella
- Waterproof jacket
- Quick-dry clothing
Compare all months in Cancun
| Month | High | Rain | Rating |
|---|---|---|---|
| January | 26.3°C | 73.9mm | 10/10 |
| February | 27.1°C | 63.3mm | 10/10 |
| March | 28.1°C | 36.8mm | 10/10 |
| April | 29.7°C | 30.0mm | 10/10 |
| May | 30.1°C | 97.1mm | 10/10 |
| June | 30.0°C | 163.7mm | 9/10 |
| July | 31.3°C | 82.1mm | 10/10 |
| August | 31.2°C | 140.5mm | 9/10 |
| September | 30.6°C | 122.4mm | 9/10 |
| October | 29.8°C | 151.8mm | 9/10 |
| November | 28.1°C | 137.7mm | 9/10 |
| December | 26.8°C | 103.2mm | 9/10 |
Full month-by-month guide: best time to visit Cancun →
For facts about Mexico — currency, language and dialling code — see our Mexico country guide at 247CountryInfo. Travellers also find it useful to keep a Cancun travel guide to hand. Check clothing sizes in Mexico before you shop.
Frequently Asked Questions
Is August a good time to visit Cancun?
August rates 9/10 for visiting Cancun — excellent time to visit. Expect average highs of 31.2°C, 140.5mm of rain across the month and about 11.1 hours of daily sunshine.
What is the temperature in Cancun in August?
In August, Cancun has average highs of 31.2°C (88.2°F) and average lows of 25.7°C (78.3°F).
Does it rain in Cancun in August?
Some rain is likely. Cancun averages 140.5mm across about 17 rainy days in August, so a light waterproof layer is worth packing.
What should I wear in Cancun in August?
For Cancun in August (31.2°C highs / 25.7°C lows), pack lightweight, breathable clothing plus high spf sunscreen, sunglasses, sun hat.
More essentials for Cancun in August
Packing cubes
Keep the bag organised whatever the weather — compression cubes for every size.
Check Price →Travel first aid kit
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.