Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
August verdict
Cayman Brac, Cayman Islands in August
Weather score71Very good
Very good for holiday weather
Average highs sit around 31°C, giving warm days by monthly-average standards. Sunshine averages 0h per day, so this is not one of the brighter months. Rainfall averages 117mm, so some wet days are possible.
August weather
Monthly averages
Temp
31°C
Rain
117mm
Sun
0h
Sea
30°C
Weather score
71
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 117mm, so some wet days are possible.
Limited sun
Sunshine averages 0h per day, so this is not one of the brighter months.
Warm sea
Sea temperatures average 30°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Cayman Brac, Cayman Islands with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August31°C average high
August is one of Cayman Brac's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to November
This stretch sets the upper range for average daytime heat.
Rain
August117mm average rain
August sits near Cayman Brac's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to April and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August0 hours average sun
August is close to Cayman Brac's usual sunshine level, with limited seasonal swing across the year.
Brightest monthsAll year
Sunshine stays consistently strong through the year.
Sea temperature
August30°C average sea
August is one of Cayman Brac's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to October
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
August71 weather score
August sits close to Cayman Brac's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJanuary to April
These months have the strongest weather score in the monthly averages.
