- Explore latest special offers & online deals from TUI
- Book summer & winter sun holidays in 2021/2022
- Free child places & £0 deposits with Direct Debit
Key West weather in April 2021
Get the latest coronavirus (Covid-19) updates for the USA with current travel advice, vaccine statistics and online resources.
- 2828°C max day temperature
- 44 days with some rainfall
- 2121°C min night temperature
- 1313 hours of daylight per day
- MModerate heat & humidity
- 4646 mm of monthly rainfall
- 1111 (Extreme) UV index
- 2525°C sea temperature
Recommended for Florida
The April weather guide for Key West, Florida shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
TUI deal finder
How hot is it in Key West in April?
Daytime temperatures usually reach 28°C in Key West in April with moderate heat and humidity, falling to 21°C at night.
How sunny is it in Key West in April?
There are normally 11 hours of bright sunshine each day in Key West in April - that's 83% of daylight hours.
How warm is the sea around Key West in April?
The average sea temperature around Key West in April is 25°C.
Does it rain in Key West in April?
There are usually 4 days with some rain in Key West in April and the average monthly rainfall is 46mm.
Metric (°C / mm) | Imperial (°F / inches)
Key West sunrise & sunset times for April 2021
Browse the sunrise and sunset times for Key West in April 2021. Select a month to view Key West sunrise & sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Thursday, 1st April 2021||07:19||19:44|
|Thursday, 15th April 2021||07:05||19:49|
|Friday, 30th April 2021||06:53||19:56|
- Save 20% on COVID-19 Fit to Fly test & travel certificate
- Home COVID-19 PCR test with free express delivery
- Receive online results within 24-72 hours once test at lab
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.