Temperatures in April
It's warm in April in Key West with an average temperature of 29°C. Temperatures this month range from a low of 28°C to a high of 30°C. At night, you can expect temperatures between 23°C and 25°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Key West in April. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of April
The month of April starts in Key West with hot temperatures, averaging around 29°C during the day and nights close to 24°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-April
By mid-April, the average daytime temperature stays the same at 29°C, with nights close to 25°C. There might be a few showers during this period, but plenty of dry days with sunshine too. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of April
By the end of April, the average daytime temperature in Key West will be around 29°C, with nights close to 25°C. A shower might show up, but overall the weather will be dry and sunny. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Water temperature
The water temperature at Key West is 28°C this month. Nice and warm for a swim.
Precipitation in April
In April, there is an average of 55 mm of precipitation, spread over 4 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The precipitation chance averages 14% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in April for Key West. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Key West in April |
London | ||
|---|---|---|---|
 Average Temperature |
29°C | 15°C | |
 High Temp |
30°C | 18°C | |
| Low Temp |
28°C | 12°C | |
 Total Precipitation |
55 mm | 29 mm | |
| Rainy Days |
4 days | 7 days | |
March
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is April a good time to visit Key West?
Want nice weather? Then April is a great time to be in Key West. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Key West in April
With 42°C, Key West hit the highest temperature in the last 10 years in April 2014. The lowest daytime temperature in this month was 23°C in 2017. The extreme night temperatures ranged from a low of 17°C to a high of 28°C.
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Daily Temperature in April in Key West
This chart shows the average daily temperatures, both day and night, for each day in April in Key West, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in April in Key West
The chart below shows the average daily precipitation in April for Key West, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for April, you can expect around 4 days of rain in Key West.
Daily UV Index in April in Key West
This chart shows the average daily UV index in April in Key West, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in April in Key West Over the Years
This chart shows the average temperature in April in Key West, measured in degrees Celsius, over the past years.
Total Precipitation in April in Key West Over the Years
This chart shows the average precipitation in April in Key West, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in April for Key West
Click on a specific day in April for detailed info on the typical weather on that day in Key West. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in April in Key West
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Average Weather in Key West by Month
Click on a month below to see detailed weather info for Key West. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
