Key West Weather in May
United States · 30-year monthly averages
👍 Good time to visit
May in Key West is warm, with average daytime highs around 30°C (86°F) and nighttime lows near 25°C (76°F). Expect roughly 79mm of precipitation, with a moderate amount of rain.
Avg high
30°C
86°F
Avg low
25°C
76°F
Rainfall
79mm
moderate
Mean temp
27°C
81°F
🎒 What to pack
- light summer clothing
- sunscreen and sunglasses
May vs the rest of the year
FAQ
- How hot is Key West in May?
- May in Key West is warm, with average daytime highs around 30°C (86°F) and nighttime lows near 25°C (76°F). Expect roughly 79mm of precipitation, with a moderate amount of rain.
- Does it rain a lot in Key West in May?
- Key West sees around 79mm of precipitation in May on average — moderate by global standards.
- Is May a good time to visit Key West?
- May is a good month to visit Key West, with generally agreeable conditions.