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Monthly climate in Big Coppitt Key, Florida, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Big Coppitt Key features a tropical savanna climate (Aw).Temperatures typically range between 22 °C (71 °F) and 29 °C (84 °F) through the year, but rarely can drop to 12 °C (55 °F) or can rise to as high as 30 °C (87 °F).The average annual precipitation amounts to about 979 mm (38.5 inches) and receives 125 rainy days on the 1 mm (0.04 inches) threshold annually.Big Coppitt 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 Big Coppitt Key, Florida, United States §

The warmest months in Big Coppitt 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 22 to 23 °C (71 - 74 °F) throughout the day. On average each year, Big Coppitt Key experiences 224 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 Big Coppitt 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
(80°F)		 26°C
(80°F)		 29°C
(84°F)		 29°C
(84°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(86°F)		 29°C
(85°F)		 28°C
(83°F)		 27°C
(80°F)
Mean maximum 25°C
(78°F)		 26°C
(78°F)		 26°C
(79°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(86°F)		 30°C
(86°F)		 29°C
(85°F)		 27°C
(82°F)		 26°C
(79°F)
Average high 23°C
(73°F)		 24°C
(75°F)		 24°C
(76°F)		 26°C
(78°F)		 27°C
(80°F)		 28°C
(83°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(83°F)		 26°C
(79°F)		 24°C
(76°F)
Daily mean 22°C
(71°F)		 23°C
(74°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
(74°F)
Average low 21°C
(70°F)		 22°C
(72°F)		 23°C
(73°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
(76°F)		 22°C
(73°F)
Mean minimum 14°C
(58°F)		 17°C
(63°F)		 18°C
(65°F)		 21°C
(69°F)		 23°C
(74°F)		 25°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 24°C
(75°F)		 21°C
(70°F)		 17°C
(63°F)
Minimum 12°C
(55°F)		 14°C
(58°F)		 17°C
(62°F)		 19°C
(67°F)		 22°C
(72°F)		 24°C
(76°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 20°C
(69°F)		 18°C
(65°F)		 15°C
(59°F)

Compare climate in Big Coppitt Key with other places

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

Monthly average precipitation in Big Coppitt Key, Florida, United States §

Big Coppitt Key usually has the most precipitation in May, September and October, with an average of 15 rainy days and 148 mm (5.8 inches) of precipitation per month.The driest months in Big Coppitt Key are January, February and March. On average, 24 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Big Coppitt 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) 27 (1.1) 27 (1.1) 18 (0.7) 40 (1.6) 139 (5.5) 94 (3.7) 103 (4.0) 100 (3.9) 172 (6.8) 133 (5.2) 83 (3.3) 44 (1.7)
Average precipitation days (≥ 1 mm) 5 4 4 7 11 14 15 15 17 18 10 5

Monthly sunshine hours in Big Coppitt Key, Florida, United States §

The sunniest months in Big Coppitt Key are April, July and August, when the sun shines an average of 11 hours 12 minutes a day.Least sunny months in Big Coppitt Key: January, February and November receive an average of 8 hours 53 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Big Coppitt 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 228 286 333 339 335 323 351 339 320 305 286 287
Mean daily daylight hours 10h 47m 11h 19m 12h 1m 12h 44m 13h 20m 13h 37m 13h 27m 12h 56m 12h 15m 11h 32m 10h 55m 10h 37m

Solar UV radiation in Big Coppitt Key, Florida, United States §

Big Coppitt 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 Big Coppitt Key UV Index data.

Average daily maximum UV levels by month for Big Coppitt 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) 7 9 11 12 12 13 12 12 11 10 8 6