Key West in may: average Weather, Temperature and Climate
Weather in Key West in may 2025
The weather in Key West in the month of may comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout may
good weather UV index: 7
Weather at 6am
81°F
Clear/Sunny
35% of time
28%
26%
9%
Weather at 12pm
81°F
Clear/Sunny
46% of time
23%
19%
11%
Weather at 6pm
81°F
Clear/Sunny
64% of time
16%
13%
6%
Weather at 3am
81°F
39%
27%
26%
6%
Evolution of daily average temperature and precipitation in Key West in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Key West in may.
The climate of Key West in may is good
The weather in may in Key West is quite dry (with 6.3in of precipitation over 8 days). It should be noted a worsening from the previous month since in april there is an average of 3.4in of rainfall over 5 days.
The climate pleasant there may. Temperatures are up to 81°F. The minimum is 79°F. Thus, the mean temperature average in may in Key West is 81°F. These temperatures are far removed from those records observed in Key West in may with a maximum record of 85°F in 2010 and a minimum record of 67°F in 2020. You can expect to have about 0 days with temperatures up to 86°F, or 0 of the month.
On average, in Key West, the days of may last 13:20. The sun rises at 05:44 and sunset is at 19:04.
With good weather conditions, this month is a good time to go in that area.
Seasonal average climate and temperature of Key West in may
Check below seasonal norms These datas are generated from the weather statements earlier years of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 81°F | ||||
| Highest temperature | 81°F | ||||
| Lowest temperature | 79°F | ||||
| Highest record temperature | 85°F (2010) | ||||
| Lowest record temperature | 67°F (2020) | ||||
| Number of days at +86°F | 0 day(s) (0%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 81°F | ||||
| Lowest sea temperature | 77°F | ||||
| Highest sea temperature | 85°F | ||||
| Wind | |||||
| Wind speed | 23km/h | ||||
| Wind temperature | 81°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 6.3in | ||||
| Number of days with rainfall | 8 day(s) (27%) | ||||
| Record daily rainfall | 2.8in (2018) | ||||
| Other climate data | |||||
| Humidity | 78% | ||||
| Visibility | 9.55km | ||||
| Cloud cover | 25% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 14 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:44 | ||||
| Time of sunset | 19:04 | ||||
| Length of day | 13:20 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last may?
Here is the day by day recorded weather in Key West in may 2024:
77°F to 77°F
77°F to 79°F
77°F to 79°F
79°F to 79°F
79°F to 79°F
79°F to 79°F
79°F to 79°F
79°F to 81°F
79°F to 79°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
81°F to 83°F
81°F to 83°F
83°F to 83°F
83°F to 83°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 83°F
83°F to 85°F
83°F to 83°F
81°F to 83°F
83°F to 83°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
Map: other cities in Florida in may
Cities near Key West:
| Big Pine Key in may | good weather |
| Dry Tortugas National Park in may | good weather |
| Everglades National Park in may | good weather |
| Islamorada in may | good weather |
| Key Largo in may | good weather |
| Marco Island in may | good weather |
| Naples in may | good weather |
| Big Cypress National Preserve in may | good weather |
| Biscayne National Park in may | good weather |
| Miami in may | good weather |
| Sanibel Island in may | good weather |
| Captiva Island in may | good weather |
Click over cities on the map for information about the weather in may.
Key West
perfect weather
good
tolerable
bad
very bad
Weather data for Key West in may:
Weather data for Key West for may are derived from an average of the weather forecast since 2009 in Key West. There is a margin of error and these forecasts are to be considered as general information only. The weather in Key West can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Key West.