Warm
Average highs sit around 26°C, giving warm days by monthly-average standards.
March verdict
Key West, Florida, United States in March
Weather score82Very good
Very good for holiday weather
Average highs sit around 26°C, giving warm days by monthly-average standards. Sunshine averages 9.6h per day, so bright days are a strong part of the month. Rainfall averages 40mm, which is relatively low for holiday planning.
March weather
Monthly averages
Temp
26°C
Rain
40mm
Sun
9.6h
Sea
23°C
Weather score
82
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 40mm, which is relatively low for holiday planning.
Bright
Sunshine averages 9.6h per day, so bright days are a strong part of the month.
Swimmable
Sea temperatures average 23°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Key West, Florida, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
March26°C average high
March is on the cooler side of Key West'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
March40mm average rain
March is one of Key West'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
March9.6 hours average sun
March is brighter than Key West's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
March23°C average sea
March is below Key West's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJune to October
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
March82 weather score
March scores above Key West's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsMarch to April and November
These months have the strongest weather score in the monthly averages.
Hotels in Key West, Florida, United States
Marriott
La Concha Key West, Autograph CollectionKey West, Florida, USA
The Saint Hotel Key West, Autograph Collection, Adult OnlyKey West, Florida, USA
Courtyard Key West WaterfrontKey West, Florida, USA
Fairfield Inn & Suites Key WestKey West, Florida, USA
Fairfield Inn & Suites Key West at The Keys CollectionKey West, Florida, USA