What is the current water temperature in Florianópolis?

Q: What is the current water temperature in Florianópolis?

As of now, in Florianópolis, the water temperature is 17.54°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

Brazil > Florianópolis

Water temperature in Florianópolis

Detailed information about the current water temperature in Florianópolis. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

63.6

°F

August 16, 05:39

Trend:

stable

Yesterday:

63.9°F

Tomorrow:

63.9°F

Sunrise:

06:44

Sunset:

17:53

Day Length:

11 h. 9 min.

Florianópolis in August

Minimum:

76.1°F

Average:

78.0°F

Maximum:

80.8°F

Sea water temperature in Florianópolis today

As of now, in Florianópolis, the water temperature is 63.6°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 0.6°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 66.5°F on 2020, while the historical minimum was 61.7°F on 2025.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 64.1°F, with minimum temperature starting at 63.9°F, while the maximum might reach 64.3°F.

Daily water temperature in Florianópolis

Date	Current Year actual* / forecast**	last year	10 years average
Aug 2	66.6°F	61.0°F	64.1°F
Aug 3	66.4°F	62.9°F	64.3°F
Aug 4	65.6°F	63.2°F	64.4°F
Aug 5	66.7°F	63.1°F	64.7°F
Aug 6	67.4°F	63.2°F	64.9°F
Aug 7	67.3°F	62.7°F	64.8°F
Aug 8	66.4°F	63.0°F	65.0°F
Aug 9	66.3°F	63.2°F	65.3°F
Aug 10	66.1°F	63.2°F	65.2°F
Aug 11	65.0°F	63.0°F	65.0°F
Aug 12	64.7°F	61.7°F	64.4°F
Aug 13	65.5°F	62.5°F	64.6°F
Aug 14	64.5°F	62.1°F	64.5°F
Aug 15	63.9°F	62.1°F	64.2°F
Aug 16	63.6°F	61.7°F	64.2°F
Aug 17	63.9°F	61.4°F	64.5°F
Aug 18	64.3°F	62.7°F	64.9°F
Aug 19	64.1°F	62.1°F	64.8°F
Aug 20	64.2°F	62.2°F	64.8°F
Aug 21	64.2°F	63.6°F	64.8°F
Aug 22	64.1°F	64.2°F	64.8°F
Aug 23	64.0°F	65.8°F	64.6°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Florianópolis by month

In Florianópolis, the months December through April offer comfortable swimming conditions, which amounts to 159 swimming days.

The warmest water in Florianópolis was recorded on February 6, 2025, reaching a 83.4°F. While the coldest temperature occurred on June 14, 2016, dipping to 59.3°F. The average readings by season are 77.9°F in Winter, 74.9°F in Spring, 65.2°F in Summer, and 69.3°F in Autumn.