May Weather in Duck Key

Last updated: March 2, 2024

The weather in Duck Key, United States, during May is characterized by an average temperature of 26°C (79°F). Highs can soar to 28°C (83°F), while lows may dip to 23°C (74°F). Typically, the humidity level in Duck Key throughout May hovers around 71%.

23°C (74°F)

Minimum temperature

26°C (79°F)

Average temperature

28°C (83°F)

Maximum temperature

71%

Humidity

Precipitation and Sunshine hours

In May, Duck Key averages 142 mm (5.6 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 13 hours 20 minutes of daylight, with the sun shining for approximately 10 hours 44 minutes each day. Additionally, there is a 59% probability of sunny days during this period.

142 mm (5.6 inches)

Precipitation

11 rainy days

Rainy days

10 hours 44 minutes

Sunshine hours

59%

Chance of sun

UV Index

In May, the UV Index in Duck Key reaches a maximum of 12, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 3 5 8 11 12 12 10 7 4 2 1
Exposure Low Moderate VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 15 min 10 min 15 min 25 min 30 min 45 min

Compare Duck Key's Climate with Cities Worldwide