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

74.1

°F

May 1, 12:33

Trend:

decreasing

Yesterday:

74.8°F

Tomorrow:

74.0°F

Sunrise:

06:40

Sunset:

17:43

Day Length:

11 h. 3 min.

Florianópolis in May

Minimum:

76.4°F

Average:

77.8°F

Maximum:

80.3°F

Sea water temperature in Florianópolis today

As of now, in Florianópolis, the water temperature is 74.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.5°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

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 76.4°F on 2018, while the historical minimum was 71.0°F on 2017.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 73.7°F, the minimum temperature may reach 73.2°F, and the maximum might stay at 74.2°F.

Daily water temperature in Florianópolis

Date Current Year

actual* / forecast**

last year 10 years average
Apr 17 75.5°F 74.6°F 75.1°F
Apr 18 75.4°F 73.9°F 75.0°F
Apr 19 75.7°F 75.1°F 74.8°F
Apr 20 75.3°F 75.1°F 74.7°F
Apr 21 75.8°F 74.4°F 74.5°F
Apr 22 75.8°F 74.2°F 74.5°F
Apr 23 76.1°F 73.7°F 74.3°F
Apr 24 76.4°F 73.3°F 74.5°F
Apr 25 75.6°F 73.5°F 74.4°F
Apr 26 74.9°F 72.6°F 74.3°F
Apr 27 74.9°F 73.4°F 74.3°F
Apr 28 75.3°F 73.6°F 74.3°F
Apr 29 75.2°F 73.4°F 74.0°F
Apr 30 74.8°F 72.7°F 73.9°F
May 1 74.1°F 72.4°F 73.7°F
May 2 74.0°F 71.9°F 73.6°F
May 3 74.2°F 72.0°F 73.8°F
May 4 73.8°F 72.9°F 73.4°F
May 5 73.6°F 72.8°F 73.1°F
May 6 73.6°F 73.2°F 73.1°F
May 7 73.6°F 73.4°F 73.1°F
May 8 73.2°F 74.2°F 72.8°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, 75.0°F in Spring, 65.2°F in Summer, and 69.3°F in Autumn.