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July Weather in Cudjoe Key, United States

Last updated: June 24, 2025

In July, the average temperature in Cudjoe Key, United States is a warm 28°C (83°F). Expect lows around 25°C (78°F) and highs reaching up to 30°C (87°F). Be prepared for some rain, as the region sees about 109 mm (4.3 in) of precipitation over 17 days. With an average humidity of 70%, it's a great time to enjoy the tropical atmosphere!

July Temperature in Cudjoe Key

In July in Cudjoe Key, the average temperature is 28°C (83°F). Maximums can reach 30°C (87°F), while minimums can drop to as low as 25°C (78°F). It's a warm and pleasant time to visit, perfect for outdoor activities and enjoying the local scenery.

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

The chart illustrates July 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, July typically has an average temperature of 28°C (83°F), with highs reaching up to 30°C (87°F) and lows dropping to around 25°C (78°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.

July Precipitation in Cudjoe Key

In Cudjoe Key in July, the precipitation amount is 109 mm (4.3 in), occurring over the course of 17 days.

July Precipitation Trends in Cudjoe Key

The chart displays monthly precipitation patterns in Cudjoe Key, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Cudjoe Key, July typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec242515421361051091111891317037
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Cudjoe Key

In Cudjoe Key in July humidity is 70%. With an average temperature of 28°C (83°F), this humidity feels like an enveloping blanket, making outdoor activities sticky and draining, requiring frequent breaks to hydrate and seek shade.

July Average Humidity in Cudjoe Key

This chart illustrates the average monthly humidity levels in Cudjoe Key, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Cudjoe Key is approximately 70%, 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 July generated using information from the Copernicus Climate Change Service.

July UV Index in Cudjoe Key

In Cudjoe Key in July, 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 July

The chart shows the monthly maximum UV Index (UVI) for Cudjoe Key in July, 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 July, the maximum UV index in Cudjoe Key typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69111212131212111086
Data source: Cudjoe Key July 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 July 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 July’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 July’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

Compare Cudjoe Key's Climate with Cities Worldwide