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

65.2

°F

September 6, 09:46

Trend:

decreasing

Yesterday:

66.1°F

Tomorrow:

65.2°F

Sunrise:

06:23

Sunset:

18:03

Day Length:

11 h. 40 min.

Florianópolis in September

Minimum:

76.3°F

Average:

78.2°F

Maximum:

80.7°F

Sea water temperature in Florianópolis today

As of now, in Florianópolis, the water temperature is 65.2°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 about the same as 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 67.6°F on 2017, while the historical minimum was 63.7°F on 2018.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 65.8°F, with minimum temperature starting at 65.2°F, while the maximum might reach 66.5°F.

Daily water temperature in Florianópolis

Date Current Year

actual* / forecast**

last year 10 years average
Aug 23 66.3°F 65.8°F 64.8°F
Aug 24 66.7°F 65.7°F 64.8°F
Aug 25 66.2°F 65.6°F 64.7°F
Aug 26 66.2°F 65.6°F 64.8°F
Aug 27 65.3°F 65.3°F 64.7°F
Aug 28 66.7°F 65.0°F 64.7°F
Aug 29 67.4°F 64.1°F 64.8°F
Aug 30 66.6°F 64.2°F 64.8°F
Aug 31 66.1°F 64.4°F 64.9°F
Sep 1 66.3°F 65.1°F 65.2°F
Sep 2 67.2°F 65.6°F 65.3°F
Sep 3 64.8°F 65.1°F 64.8°F
Sep 4 66.8°F 65.2°F 65.2°F
Sep 5 66.1°F 65.3°F 65.2°F
Sep 6 65.2°F 65.8°F 65.2°F
Sep 7 65.2°F 65.9°F 65.2°F
Sep 8 65.4°F 65.9°F 65.4°F
Sep 9 65.5°F 65.9°F 65.5°F
Sep 10 65.8°F 64.1°F 65.8°F
Sep 11 66.1°F 65.1°F 66.1°F
Sep 12 66.5°F 65.4°F 66.5°F
Sep 13 66.2°F 65.1°F 66.2°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.