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Monthly climate in Cudjoe Key, Florida, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Cudjoe Key features a tropical savanna climate (Aw).Temperatures typically range between 21 °C (71 °F) and 29 °C (84 °F) through the year, but rarely can drop to 11 °C (53 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 993 mm (39.1 inches) and receives 126 rainy days on the 1 mm (0.04 inches) threshold annually.Cudjoe Key enjoys an average of 3737 hours of sunshine throughout the year, and daylight varies from 10 hours 37 minutes to 13 hours 37 minutes per day.

Monthly average temperatures in Cudjoe Key, Florida, United States §

The warmest months in Cudjoe Key are July, August and September, with daily mean temperatures ranging from 28 to 29 °C (83 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 21 to 23 °C (71 - 73 °F) throughout the day. On average each year, Cudjoe Key experiences 212 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Cudjoe Key, Florida, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 28°C
(83°F)		 29°C
(84°F)		 31°C
(88°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(87°F)		 29°C
(85°F)		 28°C
(83°F)		 26°C
(79°F)
Mean maximum 25°C
(77°F)		 25°C
(78°F)		 26°C
(78°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(87°F)		 30°C
(86°F)		 29°C
(85°F)		 27°C
(81°F)		 26°C
(79°F)
Average high 22°C
(72°F)		 23°C
(74°F)		 24°C
(75°F)		 26°C
(78°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(82°F)		 25°C
(78°F)		 24°C
(75°F)
Daily mean 21°C
(71°F)		 23°C
(73°F)		 23°C
(74°F)		 25°C
(77°F)		 26°C
(79°F)		 28°C
(82°F)		 28°C
(83°F)		 29°C
(84°F)		 28°C
(83°F)		 27°C
(81°F)		 25°C
(77°F)		 23°C
(73°F)
Average low 20°C
(69°F)		 22°C
(71°F)		 22°C
(72°F)		 24°C
(76°F)		 25°C
(78°F)		 27°C
(81°F)		 27°C
(82°F)		 28°C
(82°F)		 27°C
(81°F)		 26°C
(80°F)		 24°C
(75°F)		 22°C
(71°F)
Mean minimum 13°C
(56°F)		 16°C
(62°F)		 17°C
(63°F)		 20°C
(69°F)		 23°C
(74°F)		 25°C
(77°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(78°F)		 23°C
(74°F)		 20°C
(68°F)		 16°C
(62°F)
Minimum 11°C
(53°F)		 14°C
(58°F)		 16°C
(61°F)		 18°C
(65°F)		 22°C
(72°F)		 24°C
(76°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 20°C
(68°F)		 17°C
(63°F)		 14°C
(58°F)

Compare climate in Cudjoe Key with other places

Compare temperature, precipitation, sunshine, UV index in Cudjoe Key, Florida, United States with other places around the world.

Monthly average precipitation in Cudjoe Key, Florida, United States §

Cudjoe Key usually has the most precipitation in May, September and October, with an average of 15 rainy days and 152 mm (6.0 inches) of precipitation per month.The driest months in Cudjoe Key are January, February and March. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Cudjoe Key, Florida, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 24 (0.9) 25 (1.0) 15 (0.6) 42 (1.7) 136 (5.4) 105 (4.1) 109 (4.3) 111 (4.4) 189 (7.4) 131 (5.2) 70 (2.7) 36 (1.4)
Average precipitation days (≥ 1 mm) 4 4 2 6 11 15 17 18 18 18 9 4

Monthly sunshine hours in Cudjoe Key, Florida, United States §

The sunniest months in Cudjoe Key are April, July and August, when the sun shines an average of 11 hours 10 minutes a day.Least sunny months in Cudjoe Key: January, February and November receive an average of 8 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Cudjoe Key, Florida, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 234 286 334 339 335 319 349 338 318 304 284 291
Mean daily daylight hours 10h 47m 11h 19m 12h 1m 12h 44m 13h 20m 13h 37m 13h 28m 12h 56m 12h 15m 11h 32m 10h 55m 10h 37m

Solar UV radiation in Cudjoe Key, Florida, United States §

Cudjoe Key experiences the highest level of ultraviolet (UV) radiation in April, June and August, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure.January, November and December are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Cudjoe Key UV Index data.

Average daily maximum UV levels by month for Cudjoe Key, Florida, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 6 9 11 12 12 13 12 12 11 10 8 6