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Monthly climate in Florianopolis, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Florianopolis features a humid subtropical climate (Cfa). Temperatures typically range between 17 °C (62 °F) and 25 °C (78 °F) through the year, but rarely can drop to 6 °C (43 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 1327 mm (52.3 inches) and receives 168 rainy days on the 1 mm (0.04 inches) threshold annually. Florianopolis enjoys an average of 3306 hours of sunshine throughout the year, and daylight varies from 10 hours 24 minutes to 13 hours 50 minutes per day.

Monthly average temperatures in Florianopolis, Brazil

The warmest months in Florianopolis are January, February and March, with daily mean temperatures ranging from 24 to 25 °C (76 - 78 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 17 to 18 °C (62 - 65 °F) throughout the day. On average each year, Florianopolis experiences 138 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 Florianopolis. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum36°C
(96°F)		35°C
(95°F)		32°C
(91°F)		31°C
(87°F)		30°C
(86°F)		28°C
(83°F)		27°C
(82°F)		27°C
(80°F)		28°C
(82°F)		31°C
(88°F)		32°C
(90°F)		33°C
(92°F)
Mean maximum32°C
(91°F)		32°C
(90°F)		31°C
(88°F)		29°C
(85°F)		27°C
(81°F)		24°C
(76°F)		26°C
(80°F)		25°C
(78°F)		26°C
(79°F)		29°C
(84°F)		30°C
(86°F)		31°C
(88°F)
Average high28°C
(83°F)		28°C
(82°F)		27°C
(81°F)		25°C
(78°F)		23°C
(73°F)		21°C
(70°F)		20°C
(69°F)		20°C
(69°F)		22°C
(72°F)		23°C
(74°F)		24°C
(76°F)		27°C
(80°F)
Daily mean25°C
(78°F)		25°C
(77°F)		24°C
(76°F)		22°C
(72°F)		20°C
(68°F)		18°C
(65°F)		17°C
(62°F)		17°C
(63°F)		19°C
(67°F)		21°C
(69°F)		22°C
(72°F)		24°C
(75°F)
Average low23°C
(74°F)		22°C
(73°F)		22°C
(72°F)		20°C
(68°F)		17°C
(63°F)		16°C
(61°F)		14°C
(57°F)		15°C
(59°F)		17°C
(63°F)		19°C
(66°F)		20°C
(68°F)		21°C
(71°F)
Mean minimum21°C
(69°F)		20°C
(68°F)		19°C
(67°F)		16°C
(61°F)		12°C
(55°F)		11°C
(53°F)		8°C
(47°F)		9°C
(48°F)		14°C
(57°F)		16°C
(60°F)		16°C
(61°F)		18°C
(65°F)
Minimum20°C
(68°F)		18°C
(64°F)		19°C
(66°F)		14°C
(57°F)		10°C
(51°F)		8°C
(47°F)		6°C
(43°F)		8°C
(46°F)		12°C
(54°F)		14°C
(58°F)		14°C
(57°F)		16°C
(61°F)

Compare climate in Florianopolis with other places

Compare temperature, precipitation, sunshine, UV index in Florianopolis, Brazil with other places around the world.

Monthly average precipitation in Florianopolis, Brazil

Florianopolis usually has the most precipitation in January, February and December, with an average of 16 rainy days and 154 mm (6.1 inches) of precipitation per month. The driest months in Florianopolis are April, July and August. On average, 63 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Florianopolis. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)178 (7.0)144 (5.7)133 (5.2)79 (3.1)107 (4.2)118 (4.6)46 (1.8)63 (2.5)88 (3.5)130 (5.1)101 (4.0)140 (5.5)
Average precipitation days (≥ 1 mm)1716211414116912161616

Monthly sunshine hours in Florianopolis, Brazil

The sunniest months in Florianopolis are March, November and December, when the sun shines an average of 10 hours 27 minutes a day. Least sunny months in Florianopolis: January, June and September receive an average of 7 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Florianopolis. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours249300307283251228261264243260313342
Mean daily daylight hours13h 38m13h 0m12h 12m11h 23m10h 43m10h 24m10h 34m11h 9m11h 56m12h 45m13h 28m13h 50m

Solar UV radiation in Florianopolis, Brazil

Florianopolis experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Florianopolis UV Index data.

Average daily maximum UV levels by month for Florianopolis. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)15141210755710121415