Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
Weather Guide
Cayman Brac, Cayman Islands Average Monthly Weather
Weather score74Very good annual avg
Best months: March, April, February
Across the year, average daytime temperatures are around 29°C, sunshine averages 0h per day, and rainfall totals about 1023mm. Sea temperatures average 28°C across the year.
Annual weather
Annual averages
Temp
29°C
Rain
1023mm
Annual total
Sun
0h
Sea
28°C
Weather score
74
Very good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 88mm, 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 29°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
July31°C average high
July 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
July88mm average rain
July 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
July0 hours average sun
July 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
July29°C average sea
July sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJuly to October
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
July75 weather score
July 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.
