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Contents
- The climate of Florianópolis
- The best time to visit Florianópolis
- The worst time to visit Florianópolis
- Spring weather in Florianópolis
- Summer weather in Florianópolis
- Autumn weather in Florianópolis
- Winter weather in Florianópolis
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average humidity
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average UV index
The iconic Hercilio Luz Bridge, in Florianopolis, Brazil, in the night with beautiful and colorful light reflections in the water below
Climate and monthly weather forecast
The climate of Florianópolis
Geographically situated in the southern region of Brazil, Florianópolis demonstrates typical Cfa - Humid Subtropical climate in accordance with the Köppen climate classification system. This climate specification suggests continuous humidity throughout the year complimented with no recognizable dry season to mention.
Drawing trajectory data of temperature variation across the sphere, monthly average temperature ranges from 20.4°C (68.7°F) to 28.4°C (83.1°F). The mercurial rise to high temperature typically peaks in January, where 28.4°C (83.1°F) is observed while falling to its lowest in July, bagging an average temperature of 20.4°C (68.7°F). The mean low temperature fluctuates between 13.3°C (55.9°F) in July to 21.8°C (71.2°F) in February.
Considerable humidity persists through the year, with slightest decrease from 84% in July to 80% in November and December. Precipitation levels throughout the year show significant variation, with February receiving the highest rainfall of 197mm (7.76") and July on the other end receiving the lowest at 90mm (3.54").
The city pulses with a unique rhythm as it remains shadowed under the sun for varying daylight hours that float between 10.4 hours in June to a stunning 13.9 hours in December. Sea temperature sways between 18.6°C (65.5°F) during July and August to a favorable 25.8°C (78.4°F) in January and February as calculated under the monthly averages.
Drawing trajectory data of temperature variation across the sphere, monthly average temperature ranges from 20.4°C (68.7°F) to 28.4°C (83.1°F). The mercurial rise to high temperature typically peaks in January, where 28.4°C (83.1°F) is observed while falling to its lowest in July, bagging an average temperature of 20.4°C (68.7°F). The mean low temperature fluctuates between 13.3°C (55.9°F) in July to 21.8°C (71.2°F) in February.
Considerable humidity persists through the year, with slightest decrease from 84% in July to 80% in November and December. Precipitation levels throughout the year show significant variation, with February receiving the highest rainfall of 197mm (7.76") and July on the other end receiving the lowest at 90mm (3.54").
The city pulses with a unique rhythm as it remains shadowed under the sun for varying daylight hours that float between 10.4 hours in June to a stunning 13.9 hours in December. Sea temperature sways between 18.6°C (65.5°F) during July and August to a favorable 25.8°C (78.4°F) in January and February as calculated under the monthly averages.
The best time to visit Florianópolis
Navigating Florianópolis’ climate, one could advise the best time to visit during the months of November and December. Agreeable average high temperatures hover around 24.8°C (76.6°F) and 26.6°C (79.9°F) respectively, complimented with an inviting sea temperature of around 22.3°C (72.1°F) and 24.1°C (75.4°F). Periods of rainfall are less frequent, with November presenting slightly lesser rainfall of 130mm (5.12") compared with December at 137mm (5.39"). The days also offer generous sunlit hours of up to 13.5 to 13.9, offering ample time to explore and enjoy the outdoors.
The worst time to visit Florianópolis
While Florianópolis tends to be inviting year-round, the months of June and July can be tough with a predicted low temperature that falls to 13.4°C (56.1°F) and 13.3°C (55.9°F) respectively. Sea temperatures also dip to 21°C (69.8°F) in June and reach a cool 18.6°C (65.5°F) in July. These low temperatures combined with the highest relative humidity of 83% and 84% could make exploration less pleasant during these months.
Spring weather in Florianópolis
Spring ushers in with temperatures fluctuating from a mild 20.4°C (68.7°F) in September to an appreciable 25.4°C (77.7°F) in November. This period promises warmth, with daylight hours steadily increasing from 10.6 hours in September to about 13.5 hours in November. Sea temperatures also rise from a cool 18.8°C (65.8°F) in September to a pleasantly warm 22.3°C (72.1°F) in November.
Summer weather in Florianópolis
Summer stays a favorite season with temperature soaring up to a high of 28.4°C (83.1°F) in January. It gradually declines to a warm 27.5°C (81.5°F) in February and completes its course by dipping further down to 25.4°C (77.7°F) in March. The sea presents inviting conditions with temperature persisting at 25.8°C (78.4°F) in January and February, then slowly cooling down to 24.4°C (75.9°F) in March.
Autumn weather in Florianópolis
Autumn in Florianópolis showcases a moderate climate, with temperatures gently dropping from 23°C (73.4°F) in April to a mellow 20.9°C (69.6°F) in June. The sea temperature also records a significant drop from 22.3°C (72.1°F) in April to considerably colder 21°C (69.8°F) in June, signifying the transition into winter.
Winter weather in Florianópolis
The winter months of July, August, and September embrace a temperate climate, with the average high temperature starting at 20.4°C (68.7°F) in July, then gradually rising to 20.7°C (69.3°F) in August and further up to 21.2°C (70.2°F) in September. Notably, the month of July records the lowest sea temperature of 18.6°C (65.5°F), a slight rise to 18.7°C (65.7°F) in August, and a more comfortable 18.8°C (65.8°F) is noted in September. With daylight slowly increasing from 10.4 hours in June to 11.2 and 11.9 hours in July and August respectively, the charm of this picturesque city radiates even under the winter sky.
Weather in January
January is when Florianópolis, Brazil, greets the New Year with hot and humid weather. Primed for beach tourism, the city experiences high daily average temperatures from 28°C (82.4°F) along with a maximum ultraviolet (UV) index of 12. Weather in January »
Weather in February
In February, Florianópolis maintains its holiday atmosphere with warm temperatures. The city records its highest rainfall in February, amassing 197mm (7.76") over approximately 13 days. Visitors can enjoy refreshing dips in the sea, as despite the rain, temperatures remain fairly high. Weather in February »
Weather in March
The arrival of March brings a slight decrease in temperature while maintaining similar high humidity levels. Rainfall experiences a reduction from February's peak, falling to 173mm (6.81"), spread over the same number of days. The sea remains warm for ocean-related activities, and the UV index dips marginally but is still high. Weather in March »
Weather in April
April's weather in Florianópolis showcases transitioning conditions. Notably, rainfall decreases to 93mm (3.66"), significantly lower than the previous months, marking the onset of drier weather. Although there's a marked decrease in ultraviolet radiation exposure, the temperatures remain moderately high, allowing for pleasant tours and outdoor adventures, which are enhanced by nearly 11.4 hours of daylight. Weather in April »
Weather in May
May marks the beginning of the cooler season for Florianópolis with temperatures, sea conditions, and daylight hours presenting considerable changes from previous months. It's interesting to note that May experiences less rainfall, receiving 97mm (3.82") over about seven days. Weather in May »
Weather in June
June in Florianópolis presents a dip in temperatures, rain, and sunshine as winter officially begins. The city gets 90mm (3.54") rainfall dispersed across an average of eight days. Daylight hours become noticeably shorter, and the sun shines less often than in previous months. Weather in June »
Weather in July
July brings the chilliest month to Florianópolis in terms of sea temperatures dropping to 18.6°C (65.5°F). As for rainfall, this month records 100mm (3.94") over an average of eight days. Despite being winter, the city is seldom too cold for comfort, and travelers can explore various indoor activities. Weather in July »
Weather in August
August marks a slow transition towards milder weather conditions in Florianópolis. Rainfall remains relatively stable at 95mm (3.74"), spread intermittently across the month. The duration of daylight hours gradually increases from the winter low, signaling the advent of longer days. Weather in August »
Weather in September
In September, Florianópolis witnesses the onset of spring, characterized by a uptick in temperatures and rain. The city encounters a high rainfall of 134mm (5.28"), spread across approximately 11 days. Although the sea temperatures remain relatively cool, the increase in daylight time and the lower UV index make it an ideal month to enjoy outdoor activities without the summer heat. Florianópolis sees the arrival of September with an average high-temperature of a still agreeable 21.2°C (70.2°F), indicating a subtle variation from August. Weather in September »
Weather in October
October brings distinctive changes to the weather pattern in Florianópolis with a warm spring climate. The city records rainfall of 110mm (4.33") over a span of roughly 11 days. Sea temperatures start to climb, offering an opportunity for beach goers to enjoy the waters once again. Weather in October »
Weather in November
November greets Florianópolis with summery conditions marked by rising temperatures and sea conditions suited for coastal activities. November's rainfall measures a significant 130mm (5.12"), concentrated over roughly 11 days. Weather in November »
Weather in December
December in Florianópolis ushers in the year-end festivities with active weather dynamics. The city experiences 137mm (5.39") of rainfall, relatively evenly distributed across the month. The longer daylight hours and relatively high temperatures make it an exciting month for outdoor activities and celebration. Weather in December »
Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How many days does it rain in Florianópolis?
In Florianópolis, during the entire year, the rain falls for 120 days and collects up to 1518mm (59.76") of precipitation.
When is the sea warmest in Florianópolis?
The months with the warmest seawater in Florianópolis, Brazil, are January and February, with an average sea temperature of 25.8°C (78.4°F).
When is the highest UV index in Florianópolis?
January, February, November and December, with an average maximum UV index of 12, are months with the highest UV index in Florianópolis.
What is the hottest time of year in Florianópolis?
February, known for its average high temperature of 28.4°C (83.1°F) and an average low temperature of 21.8°C (71.2°F), is the warmest month.
What is the rainiest month in Florianópolis?
The month with the most rainfall in Florianópolis is February, when the rain falls for 13 days and typically aggregates up to 197mm (7.76") of precipitation.
What month has the most sunshine in Florianópolis?
With an average of 6.6h of sunshine, February has the most sunshine of the year in Florianópolis, Brazil.
What is the driest month in Florianópolis?
The month with the least rainfall is June, when the rain falls for 8 days and typically collects 90mm (3.54") of precipitation.
What is the month with the shortest days in Florianópolis?
With an average of 10h and 24min of daylight, June has the shortest days of the year in Florianópolis, Brazil.
What are the months with the lowest UV index in Florianópolis?
The months with the lowest UV index are June and July, with an average maximum UV index of 4.
What month is the coldest in Florianópolis?
July is the coldest month in Florianópolis, Brazil, exhibiting average temperatures of 20.4°C (68.7°F) at the peak and 13.3°C (55.9°F) at the base.
What is the most humid month in Florianópolis?
With an average relative humidity of 84%, July is the most humid month in Florianópolis, Brazil.
What month is the sea coldest in Florianópolis?
With an average sea temperature of 18.6°C (65.5°F), July is the month with the coldest seawater in Florianópolis, Brazil.
What is the month with the least sunshine in Florianópolis?
The month with the least sunshine in Florianópolis is September, with an average of 4.3h of sunshine.
What are the least humid months in Florianópolis?
The months with the lowest humidity in Florianópolis, Brazil, are November and December, with an average relative humidity of 80%.
When are the longest days in Florianópolis?
The month with the longest days in Florianópolis is December, with an average of 13h and 54min of daylight.
Is there Daylight Saving Time (DST) in Florianópolis?
Florianópolis does not observe Daylight Saving Time (DST). -03 timezone is used over the entire year.
Average temperature
Florianópolis, Brazil
The warmest month (with the highest average high temperature) is February (28.4°C).
The month with the lowest average high temperature is July (20.4°C).
The month with the highest average low temperature is February (21.8°C).
The coldest month (with the lowest average low temperature) is July (13.3°C).
Average humidity
Florianópolis, Brazil
The month with the highest relative humidity is July (84%).
The months with the lowest relative humidity are November and December (80%).
Average rainfall
Florianópolis, Brazil
- Average rainfall in January:
162.7mm - Average rainfall in February:
196.9mm - Average rainfall in March:
173mm - Average rainfall in April:
92.8mm - Average rainfall in May:
96.9mm - Average rainfall in June:
89.5mm
- Average rainfall in July:
99.5mm - Average rainfall in August:
95.3mm - Average rainfall in September:
134.2mm - Average rainfall in October:
109.8mm - Average rainfall in November:
130.2mm - Average rainfall in December:
137mm
The wettest month (with the highest rainfall) is February (196.9mm).
The driest month (with the least rainfall) is June (89.5mm).
Average rainfall days
Florianópolis, Brazil
- Average rainfall days in January:
12 days - Average rainfall days in February:
13 days - Average rainfall days in March:
12 days - Average rainfall days in April:
8 days - Average rainfall days in May:
7 days - Average rainfall days in June:
8 days
- Average rainfall days in July:
8 days - Average rainfall days in August:
8 days - Average rainfall days in September:
11 days - Average rainfall days in October:
11 days - Average rainfall days in November:
11 days - Average rainfall days in December:
11 days
The month with the highest number of rainy days is February (13 days).
The month with the least rainy days is May (7 days).
Average sea temperature
Florianópolis, Brazil
The best months for swimming (with the highest average sea temperature) are January and February (25.8°C).
The coldest month (with the lowest average sea temperature) is July (18.6°C).
Average daylight / Average sunshine
Florianópolis, Brazil
- Average daylight in January:
13h and 4min - Average daylight in February:
13h and 0min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 2min - Average daylight in May:
10h and 5min - Average daylight in June:
10h and 2min
- Average daylight in July:
10h and 4min - Average daylight in August:
11h and 1min - Average daylight in September:
11h and 5min - Average daylight in October:
12h and 5min - Average daylight in November:
13h and 3min - Average daylight in December:
13h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in January:
6h and 3min - Average sunshine in February:
6h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
6h and 3min - Average sunshine in May:
6h and 0min - Average sunshine in June:
5h and 2min
- Average sunshine in July:
5h and 3min - Average sunshine in August:
4h and 5min - Average sunshine in September:
4h and 2min - Average sunshine in October:
5h and 1min - Average sunshine in November:
5h and 5min - Average sunshine in December:
6h and 1min
The month with the most sunshine is February (Average sunshine: 6h and 36min).
The month with the least sunshine is September (Average sunshine: 4h and 18min).
Average UV index
Florianópolis, Brazil
The months with the highest UV index are January, February, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 4).
