Weather in Key West in April 2026
- April is usually the driest month of the year in Key West
Average weather
Average temperature in Key West in April
Going from a maximum of +30°C during the day to a minimum of +22°C during the night, the temperature in April averages around +28°C.
The average maximum temperature goes up 13% by the end of the month, compared with the beginning of the month, from +28°C to +29°C.
Is Key West warm or cold in April?
Key West is typically warm in April.
Maximum temperatures go up compared to the previous month from +24°C to +26°C. The minimum temperature also goes up from +21°C to +23°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how April is compared to other months in Key West:
Climate in Key West in April
| March | April | May | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +24°C | +26°C | +28°C | ||||
| Min. temperature | ||||||
| +11°C | +14°C | +18°C | ||||
| Max. temperature | ||||||
| +30°C | +32°C | +33°C | ||||
| Rainfall | ||||||
| 41 mm | 46 mm | 84 mm | ||||
| Wind | ||||||
| 5 m/s | 5 m/s | 4 m/s | ||||
| Humidity | ||||||
| 74% | 73% | 74% | ||||
| Air pressure | ||||||
| 1016 HPa | 1015 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 13 | 13 | 10 | ||||
| Cloudy days | ||||||
| 8 | 7 | 6 | ||||
| Rainy days | ||||||
| 9 | 10 | 14 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
April weather is still as good as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +24°C to +26°C during the day. Prepare for more rain. Average rainfall goes from 41 mm to 46 mm. It feels drier, as humidity decreases from 74% to 73%. The average wind speed doesn’t change much during April, staying around 5 m/s. The amount of sunny days stay about the same, averaging 13 sunny days during the month.
May brings much the same weather, it remains good.
Wind
The average wind speed is 4 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Key West is gradually increasing during April, going from 6 m/s to 7 m/s over the course of the month.
Rain
How was the weather last April in Key West?
Climate Change over Years
The climate in Key West in April has not changed much over the last 43 years.
The average temperature was the lowest in 1981 (+25°C) and the highest in 2019 (+29°C). The driest year was 2009 with only 624 mm of rainfall, and the wettest year was 2024 with 1925 mm.
FAQ
Is April a good time to visit Key West?
Can you sunbathe in Key West in April?
Is Key West rainy in April?
Is it sunny in Key West in April?
Other cities in USA
Monthly weather in Key West
Source of the data
For this page, we’ve looked at the typical weather in Key West, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
