All data are in degrees Fahrenheit

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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.
Sea temperature in Florianópolis now

73.4

°F

May 9, 17:41

Trend:

stable

Yesterday:

74.2°F

Tomorrow:

73.4°F

Sunrise:

06:44

Sunset:

17:37

Day Length:

10 h. 53 min.

Florianópolis in May

Minimum:

76.4°F

Average:

77.7°F

Maximum:

80.3°F

Sea water temperature in Florianópolis today

As of now, in Florianópolis, the water temperature is 73.4°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 0.9°F higher 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 stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. 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 76.8°F on 2024, while the historical minimum was 69.9°F on 2016.

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 minimum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 72.5°F, the minimum temperature may reach 72.0°F, and the maximum might stay at 73.4°F.

Daily water temperature in Florianópolis

Date Current Year

actual* / forecast**

last year 10 years average
Apr 25 73.5°F 74.7°F 74.3°F
Apr 26 72.6°F 74.4°F 74.2°F
Apr 27 73.4°F 74.3°F 74.2°F
Apr 28 73.6°F 74.3°F 74.1°F
Apr 29 73.4°F 74.0°F 73.8°F
Apr 30 72.7°F 73.8°F 73.7°F
May 1 72.4°F 74.3°F 73.5°F
May 2 71.9°F 74.2°F 73.4°F
May 3 72.0°F 75.7°F 73.6°F
May 4 72.9°F 75.1°F 73.2°F
May 5 72.8°F 74.6°F 73.1°F
May 6 73.2°F 74.9°F 73.0°F
May 7 73.4°F 76.0°F 73.0°F
May 8 74.2°F 75.9°F 72.6°F
May 9 73.4°F 76.8°F 72.4°F
May 10 73.4°F 76.6°F 72.5°F
May 11 72.8°F 75.9°F 71.9°F
May 12 72.7°F 75.8°F 71.7°F
May 13 72.4°F 75.6°F 71.5°F
May 14 72.2°F 75.3°F 71.3°F
May 15 72.2°F 74.1°F 71.3°F
May 16 72.0°F 73.4°F 71.0°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 164 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 77.8°F in Winter, 74.8°F in Spring, 65.4°F in Summer, and 69.3°F in Autumn.