Hot
Average highs reach 33°C, so days can feel very hot.
August verdict
Good for holiday weather
Average highs reach 33°C, so days can feel very hot. Sunshine averages 6.9h per day, enough for a balanced month. Rainfall averages 146mm, so some wet days are possible.

Monthly averages
Temp
33°C
Rain
146mm
Sun
6.9h
Sea
29°C
Weather score
64
Good
Hot
Average highs reach 33°C, so days can feel very hot.
Showers
Rainfall averages 146mm, so some wet days are possible.
Some sun
Sunshine averages 6.9h per day, enough for a balanced month.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Compare Tulum, Quintana Roo, Mexico with nearby places by weather score, rain, sun, temperature, and swim conditions.
August33°C average high
August is one of Tulum's warmest months, with daytime heat above the yearly average.
Warmest monthsApril to September
This stretch sets the upper range for average daytime heat.
August146mm average rain
August sits near Tulum's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to April and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
August6.9 hours average sun
August sits close to Tulum's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMarch to May
This stretch has the strongest sunshine in the monthly averages.
August29°C average sea
August is one of Tulum's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJune to October
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
August64 weather score
August scores below Tulum's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJanuary to April and November to December
These months have the strongest weather score in the monthly averages.