Cancun Weather in August
Mexico · August climate averages and travel tips
Avg high31°C (87°F)
Avg low27°C (80°F)
Rainfall123 mm (4.8 in)
RatingPoor 3.1/10
In August, Cancun has average highs of 31°C (87°F) and lows of 27°C (80°F). The month is wet, with about 123 mm (4.8 in) of rain spread over 22 days. Humidity averages 81%, so it feels sticky and hotter than the thermometer suggests. You get roughly 12.7 hours of daylight and a mix of sun and cloud.
Is August a good time to visit Cancun?
August is not the best time to visit Cancun (3.1/10) mainly because of the rain. The weather is much better in February and March.
August weather at a glance
| Average high | 31°C (87°F) |
|---|---|
| Average low | 27°C (80°F) |
| Daily mean | 29°C (83°F) |
| Rainfall | 123 mm (4.8 in) |
| Rainy days (1 mm+) | 22 |
| Humidity | 81% |
| Cloud cover | 54% |
| Daylight | 12.7 hours |
| Est. sunshine | 6.4 hours/day |
| Wind | 6.9 km/h |
| vs July | About as warm as July, with 26 mm more rain. |
What to pack for Cancun in August
- light, breathable clothing
- sunscreen and a hat
- an umbrella or rain jacket
Cancun weather in other months
Jan27°C / 22°C83 mmGoodFeb27°C / 23°C51 mmExcellentMar28°C / 23°C39 mmExcellentApr30°C / 25°C42 mmExcellentMay31°C / 26°C86 mmGoodJun30°C / 26°C189 mmPoorJul30°C / 27°C97 mmFairAug31°C / 27°C123 mmPoorSep30°C / 27°C152 mmPoorOct29°C / 26°C222 mmPoorNov28°C / 24°C132 mmFairDec27°C / 23°C76 mmGood
← JulyBest time to visit CancunSeptember →
Better weather in August nearby
- San Francisco, California23°C · 1 mm · Excellent
- Seattle, Washington24°C · 25 mm · Excellent
- Vancouver22°C · 32 mm · Excellent
- Victoria21°C · 26 mm · Excellent
- Calgary24°C · 62 mm · Excellent
- Honolulu, Hawaii28°C · 42 mm · Excellent
Nearby in August
- Playa del Carmen30°C · 134 mm
- Tulum30°C · 156 mm
- Merida32°C · 156 mm
- Belmopan30°C · 193 mm
- Havana33°C · 143 mm
- George Town30°C · 92 mm
Where else is good in August? See where to go in August.