Warm
Average highs sit around 27°C, giving warm days by monthly-average standards.
March verdict
Key Largo, Florida, United States in March
Weather score77Very good
Very good for holiday weather
Average highs sit around 27°C, giving warm days by monthly-average standards. Sunshine averages 8.9h per day, so bright days are a strong part of the month. Rainfall averages 57mm, which is relatively low for holiday planning.
March weather
Monthly averages
Temp
27°C
Rain
57mm
Sun
8.9h
Sea
25°C
Weather score
77
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 57mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8.9h per day, so bright days are a strong part of the month.
Swimmable
Sea temperatures average 25°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Key Largo, Florida, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
March27°C average high
March is on the cooler side of Key Largo's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
March57mm average rain
March is one of Key Largo's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to April and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
March8.9 hours average sun
March sits close to Key Largo's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
March25°C average sea
March is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJune to September
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
March77 weather score
March sits close to Key Largo's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsMarch to April and November
These months have the strongest weather score in the monthly averages.
