Key West, FL Weather & Climate Normals
What a normal year in Key West actually looks like
On the 30-year record NOAA keeps for Key West, FL, the comfort score comes out to 55/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 4 months a year land in the 55–75°F range this site treats as mild.
How much Key West's weather actually swings
Average temperatures in Key West run from 69°F in Jan up to 84°F in Aug, a 15.3°F seasonal swing, one of the smaller gaps in this dataset.
How wet Key West actually gets
Key West averages 46.43in of precipitation a year across roughly 112 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Key West against the rest of the country
Out of 4876 cities scored here, Key West comes in at 841; within FL alone it ranks 214 of 229. Population is about 25,240.
Checking the actual forecast
These figures come from KEY W WFO, FL US, the NOAA station 1.1 miles from Key West, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is