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April Weather in Cudjoe Key, United States

Last updated: June 24, 2025

In Cudjoe Key, United States, the average temperature in April hovers around 25°C (77°F), making it a delightful time to explore. Expect a minimum of 18°C (65°F) and a pleasant maximum of 28°C (83°F). While you're out soaking up the sun, be prepared for a bit of moisture, with 42 mm (1.7 in) of precipitation spread over about 6 days. Don’t forget to stay hydrated, as the average humidity is 73%!

April Temperature in Cudjoe Key

In April in Cudjoe Key, the average temperature is 25°C (77°F). Maximum temperatures can reach 28°C (83°F), while minimums can dip to as low as 18°C (65°F). This comfortable climate makes it an ideal time for exploring the outdoors and enjoying local attractions.

April Weather in Cudjoe Key: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Cudjoe Key, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cudjoe Key, April typically has an average temperature of 25°C (77°F), with highs reaching up to 28°C (83°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec707373777982838482817673
Data source: Temperature data for Cudjoe Key generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Cudjoe Key

In Cudjoe Key in April, the total precipitation amount is 42 mm (1.7 in) spread over 6 days.

April Precipitation Trends in Cudjoe Key

The chart displays monthly precipitation patterns in Cudjoe Key, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Cudjoe Key, April typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec242515421361051091111891317037
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Cudjoe Key

In Cudjoe Key in April humidity is 73%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel a bit sticky but also vibrant and lively, as the air carries the rich scents of the surrounding environment.

April Average Humidity in Cudjoe Key

This chart illustrates the average monthly humidity levels in Cudjoe Key, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Cudjoe Key is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%76%73%71%70%70%72%76%79%80%81%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Cudjoe Key

In Cudjoe Key in April, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Cudjoe Key.

Maximum UV Index Levels in Cudjoe Key for April

The chart shows the monthly maximum UV Index (UVI) for Cudjoe Key in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Cudjoe Key typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69111212131212111086
Data source: Cudjoe Key April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Cudjoe Key Compares to Other Months

Weather in Cudjoe Key varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Cudjoe Key, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Cudjoe Key, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (71°F)24 mm (0.9 inches)81%high
February Weather23°C (73°F)25 mm (1.0 inches)79%very high
March Weather23°C (74°F)15 mm (0.6 inches)76%extreme
April Weather25°C (77°F)42 mm (1.7 inches)73%extreme
May Weather26°C (79°F)136 mm (5.4 inches)71%extreme
June Weather28°C (82°F)105 mm (4.1 inches)69%extreme
July Weather28°C (83°F)109 mm (4.3 inches)70%extreme
August Weather29°C (84°F)111 mm (4.4 inches)72%extreme
September Weather28°C (83°F)189 mm (7.4 inches)76%extreme
October Weather27°C (81°F)131 mm (5.2 inches)79%very high
November Weather25°C (77°F)70 mm (2.7 inches)80%very high
December Weather23°C (73°F)36 mm (1.4 inches)81%high

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