Florianópolis at a glance
- Best time
- Dec – Apr
- Warmest month
- Feb · 28°
- Warmest sea
- Feb · 25.9°
- Sunshine a year
- 1,960 h
- Rain a year
- 1,626 mm
- Climate
- Subtropical
- Time zone
- UTC−3
- Elevation
- 26 m
Climate in Florianópolis
Florianópolis has a subtropical climate with warm summers and mild winters. February is the warmest month with average highs of 28 °C, while July is the coolest at 20 °C. With around 1,960 hours of sunshine a year, Florianópolis is moderately sunny; February is the sunniest month with 6.2 hours a day.
Weather in October
Holiday weather in October
Fair
Best time to visit: December – April
What is the weather like in Florianópolis in October?
In October, Florianópolis is warm: daytime highs average 23 °C, and nights cool down to about 18 °C. The sea averages 20.6 °C – refreshing for a swim. Expect around 4 hours of sunshine a day. It rains often – on about 16 days, adding up to 153 mm. All in all, October is a so-so month for a holiday in Florianópolis.
More details for October
- Daylight
- 12 h 42 min05:39 – 18:21
- UV index
- 10 · very highclear sky, noon (estimate)
- Muggy days
- 11 daysdew point 18 °C or more
- Wind
- 14 km/haverage daily peak
- Cloud cover
- 81 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−3America/Sao_Paulo
How the score comes together
- Temperatureweight 35 %62 %
- Seaweight 25 %51 %
- Sunshineweight 20 %17 %
- Few rainy daysweight 20 %13 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Rain jacket or umbrella
Sea temperature in Florianópolis
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 19.7 – 21.8 °C
Swimming season: Oct – May
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Florianópolis ranges from 17.8 °C in August to 25.9 °C in February. It is warm enough for a comfortable swim (20 °C and more) from October to May.
The sea temperature varies from year to year: in February, eight out of ten years were between 24.9 and 26.8 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 25.7° | 24.8° | 26.4° | pleasant |
| FebruaryFeb | 25.9° | 24.9° | 26.8° | pleasant |
| MarchMar | 25.5° | 24.3° | 26.5° | pleasant |
| AprilApr | 24.0° | 23.3° | 24.7° | pleasant |
| MayMay | 21.7° | 20.8° | 22.7° | refreshing |
| JuneJun | 19.5° | 17.8° | 20.9° | fresh |
| JulyJul | 17.9° | 16.7° | 19.3° | fresh |
| AugustAug | 17.8° | 16.3° | 18.7° | fresh |
| SeptemberSep | 18.9° | 17.8° | 19.9° | fresh |
| OctoberOct | 20.6° | 19.7° | 21.8° | refreshing |
| NovemberNov | 22.4° | 21.7° | 23.2° | refreshing |
| DecemberDec | 24.2° | 23.6° | 24.9° | pleasant |
Sunshine hours in Florianópolis
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 4.0 of 12.7 hours of daylight in Florianópolis, 31 % of the day.
Sunshine hours count the time with bright, direct sunshine (WMO definition, estimated from model data); daylight is the time from sunrise to sunset on the 15th of the month.
Rain in Florianópolis: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Florianópolis has about 16 rainy days with 153 mm of rain in total.
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 70 | 27° | 22° | 25.7° | 5.9 h | 22 | 220 |
| FebruaryFeb | 71 | 28° | 23° | 25.9° | 6.2 h | 20 | 190 |
| MarchMar | 70 | 27° | 22° | 25.5° | 6.0 h | 19 | 142 |
| AprilApr | 76 | 25° | 20° | 24.0° | 5.8 h | 12 | 98 |
| MayMay | 53 | 22° | 17° | 21.7° | 5.4 h | 10 | 105 |
| JuneJun | 35 | 20° | 15° | 19.5° | 4.9 h | 9 | 100 |
| JulyJul | 26 | 20° | 14° | 17.9° | 5.2 h | 9 | 85 |
| AugustAug | 30 | 20° | 14° | 17.8° | 5.3 h | 10 | 91 |
| SeptemberSep | 31 | 21° | 16° | 18.9° | 4.5 h | 13 | 147 |
| OctoberOct | 40 | 23° | 18° | 20.6° | 4.0 h | 16 | 153 |
| NovemberNov | 59 | 24° | 19° | 22.4° | 5.3 h | 17 | 141 |
| DecemberDec | 70 | 26° | 21° | 24.2° | 5.9 h | 18 | 156 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)
27.60° S, 48.55° W · 26 m · America/Sao_Paulo
Best time to visit Florianópolis
The best time to visit Florianópolis is from December to April. The sea stays too cool for a classic beach holiday: even in February it only reaches 25.9 °C. For sightseeing, day trips and hiking, conditions are most comfortable from May to August. Rain is most frequent from September to April; the wettest month is January with 220 mm.
Find your perfect month
Tell us what you like and we rate every month in Florianópolis for you.
Your best months: January – March
Based on the climate averages; tap a month to see its details.
Which month for what?
Beach & swimming
No month
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
May – Aug
15–28 °C and not too much rain
Rainy months
Sep – Apr
12 or more rainy days
Florianópolis month by month
The typical weather for every month at a glance.
70January27° · Sea 26° · 6 h
In January, Florianópolis is hot: daytime highs average 27 °C, and even at night it stays warm at around 22 °C. The sea averages 25.7 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. It rains often – on about 22 days, adding up to 220 mm. On about 6 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is a good month for a holiday in Florianópolis.
Florianópolis in January71February28° · Sea 26° · 6 h
In February, Florianópolis is hot: daytime highs average 28 °C, and even at night it stays warm at around 23 °C. The sea averages 25.9 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. It rains often – on about 20 days, adding up to 190 mm. The air is often humid and muggy. All in all, February is a good month for a holiday in Florianópolis.
Florianópolis in February70March27° · Sea 26° · 6 h
In March, Florianópolis is warm: daytime highs average 27 °C, and even at night it stays warm at around 22 °C. The sea averages 25.5 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. It rains often – on about 19 days, adding up to 142 mm. The air is often humid and muggy. All in all, March is a good month for a holiday in Florianópolis.
Florianópolis in March76April25° · Sea 24° · 6 h
In April, Florianópolis is warm: daytime highs average 25 °C, and nights cool down to about 20 °C. The sea averages 24.0 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 98 mm in total. The air is often humid and muggy. All in all, April is a good month for a holiday in Florianópolis.
Florianópolis in April53May22° · Sea 22° · 5 h
In May, Florianópolis is warm: daytime highs average 22 °C, and nights cool down to about 17 °C. The sea averages 21.7 °C – refreshing for a swim. Expect around 5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 105 mm in total. All in all, May is a so-so month for a holiday in Florianópolis.
Florianópolis in May35June20° · Sea 20° · 5 h
In June, Florianópolis is mild: daytime highs average 20 °C, and nights cool down to about 15 °C. The sea averages 19.5 °C – bracing, so a wetsuit helps for longer swims. Expect around 5 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 100 mm in total. All in all, June is not an ideal month for a holiday in Florianópolis.
Florianópolis in June26July20° · Sea 18° · 5 h
In July, Florianópolis is mild: daytime highs average 20 °C, and nights cool down to about 14 °C. The sea averages 17.9 °C – bracing, so a wetsuit helps for longer swims. Expect around 5 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 85 mm in total. All in all, July is not an ideal month for a holiday in Florianópolis.
Florianópolis in July30August20° · Sea 18° · 5 h
In August, Florianópolis is mild: daytime highs average 20 °C, and nights cool down to about 14 °C. The sea averages 17.8 °C – bracing, so a wetsuit helps for longer swims. Expect around 5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 91 mm in total. All in all, August is not an ideal month for a holiday in Florianópolis.
Florianópolis in August31September21° · Sea 19° · 5 h
In September, Florianópolis is warm: daytime highs average 21 °C, and nights cool down to about 16 °C. The sea averages 18.9 °C – bracing, so a wetsuit helps for longer swims. Expect around 5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 147 mm in total. All in all, September is not an ideal month for a holiday in Florianópolis.
Florianópolis in September40October23° · Sea 21° · 4 h
In October, Florianópolis is warm: daytime highs average 23 °C, and nights cool down to about 18 °C. The sea averages 20.6 °C – refreshing for a swim. Expect around 4 hours of sunshine a day. It rains often – on about 16 days, adding up to 153 mm. All in all, October is a so-so month for a holiday in Florianópolis.
Florianópolis in October59November24° · Sea 22° · 5 h
In November, Florianópolis is warm: daytime highs average 24 °C, and nights cool down to about 19 °C. The sea averages 22.4 °C – refreshing for a swim. Expect around 5 hours of sunshine a day. It rains often – on about 17 days, adding up to 141 mm. All in all, November is a so-so month for a holiday in Florianópolis.
Florianópolis in November70December26° · Sea 24° · 6 h
In December, Florianópolis is warm: daytime highs average 26 °C, and even at night it stays warm at around 21 °C. The sea averages 24.2 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. It rains often – on about 18 days, adding up to 156 mm. The air is often humid and muggy. All in all, December is a good month for a holiday in Florianópolis.
Florianópolis in DecemberPlanning a trip to Florianópolis
Getting there
Flying from
- Nonstop flight
- about 12 h 30 min
- Distance
- 9,970 km
- Time zone
- UTC−3
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Florianópolis
When is the best time to visit Florianópolis?
The best time to visit Florianópolis is from December to April. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Florianópolis?
The sea temperature in Florianópolis ranges from 17.8 °C in August to 25.9 °C in February. It is warm enough for a comfortable swim (20 °C and more) from October to May.
Can you swim in Florianópolis in October?
Yes. In October the sea averages 20.6 °C – refreshing for a swim.
What is the warmest month in Florianópolis?
February is the warmest month, with average highs of 28 °C and nights around 23 °C. July is the coolest month at 20 °C.
When does it rain most in Florianópolis?
Rain is most frequent from September to April; the wettest month is January with 220 mm. The driest month is July with 85 mm.
How many hours of sunshine does Florianópolis get?
Florianópolis gets around 1,960 hours of sunshine a year. The sunniest month is February with 6.2 hours a day; in October there are 4.0 hours a day.
What time zone is Florianópolis in?
Florianópolis uses the time zone America/Sao_Paulo, at UTC−3 all year.
How long is the flight from London to Florianópolis?
A nonstop flight from London to Florianópolis takes about 12 h 30 min, for a straight-line distance of about 9,970 km. Most routes need a change of planes, which adds time.
Near Florianópolis
Other destinations close by.