Places › Key West, FL › May
Key West in May
One of the best months — score 98 of 100
Typical May days in Key West reach about 86°F with nights near 76°F.
Avg high
86°F
1991–2020 normal
Avg low
76°F
1991–2020 normal
Rain total
3.12 in
in a typical May
Rain days
8
days with at least 0.01 in
Daylight
13h 19m
at mid-May, computed
What to pack for Key West in May
- A compact rain layer — about 8 days see rain in a typical May.
- Swimsuit, sandals, and reef-safe sunscreen.
Every packing line is triggered by a number on this page — the rules are on How we pick.
May vs. the alternatives
The whole year in Key West
JAN
76°F
Rain 7 days
Daylight 10h 46mFEB
77°F
★ Best
Rain 5 days
Daylight 11h 18mMAR
80°F
★ Best
Rain 5 days
Daylight 11h 57mAPR
83°F
★ Best
Rain 4 days
Daylight 12h 42mMAY
86°F
Rain 8 days
Daylight 13h 19mJUN
89°F
Rain 11 days
Daylight 13h 39mJUL
90°F
Rain 12 days
Daylight 13h 31mAUG
91°F
Rain 15 days
Daylight 12h 59mSEP
89°F
Rain 16 days
Daylight 12h 16mOCT
86°F
Rain 12 days
Daylight 11h 32mNOV
81°F
Rain 6 days
Daylight 10h 55mDEC
78°F
Rain 6 days
Daylight 10h 37m
76°F
Rain 7 days
Daylight 10h 46mFEB
77°F
★ Best
Rain 5 days
Daylight 11h 18mMAR
80°F
★ Best
Rain 5 days
Daylight 11h 57mAPR
83°F
★ Best
Rain 4 days
Daylight 12h 42mMAY
86°F
Rain 8 days
Daylight 13h 19mJUN
89°F
Rain 11 days
Daylight 13h 39mJUL
90°F
Rain 12 days
Daylight 13h 31mAUG
91°F
Rain 15 days
Daylight 12h 59mSEP
89°F
Rain 16 days
Daylight 12h 16mOCT
86°F
Rain 12 days
Daylight 11h 32mNOV
81°F
Rain 6 days
Daylight 10h 55mDEC
78°F
Rain 6 days
Daylight 10h 37m
Averages are the 1991–2020 climate normals (NOAA National Centers for Environmental Information) for the station named on each page. Rain days = days with at least 0.01 in of precipitation. Daylight is computed for the middle of the month.