Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
Weather Guide
Grenada Average Monthly Weather
Weather score69Good annual avg
Best months: February, March, April
Across the year, average daytime temperatures are around 30°C, sunshine averages 7.6h per day, and rainfall totals about 1594mm. Sea temperatures average 28°C across the year.
Annual weather
Annual averages
Temp
30°C
Rain
1594mm
Annual total
Sun
7.6h
Sea
28°C
Weather score
69
Good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 195mm, so showers are a real planning factor.
Some sun
Sunshine averages 7.6h per day, enough for a balanced month.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Grenada with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August30°C average high
August is close to Grenada's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
August195mm average rain
August is one of Grenada's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to May
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August7.6 hours average sun
August is close to Grenada's usual sunshine level, with limited seasonal swing across the year.
Brightest monthsAll year
Sunshine stays consistently strong through the year.
Sea temperature
August29°C average sea
August sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaAugust to November
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
August63 weather score
August is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to April
These months have the strongest weather score in the monthly averages.
