All data are in degrees Fahrenheit

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Water temperature in Joinville

Detailed information about the current water temperature in Joinville. 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 Joinville now

82.0

°F

March 15, 00:06

Trend:

decreasing

Yesterday:

82.1°F

Tomorrow:

82.0°F

Sunrise:

06:16

Sunset:

18:32

Day Length:

12 h. 16 min.

Joinville in March

Minimum:

77.8°F

Average:

79.7°F

Maximum:

82.0°F

Sea water temperature in Joinville today

As of now, in Joinville, the water temperature is 82.0°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.1°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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 81.1°F on 2022, while the historical minimum was 79.2°F on 2016.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 82.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Joinville

Date Current Year

actual* / forecast**

last year 10 years average
Mar 1 84.3°F 81.7°F 81.5°F
Mar 2 84.6°F 81.8°F 81.4°F
Mar 3 84.4°F 81.8°F 81.2°F
Mar 4 85.3°F 81.4°F 81.0°F
Mar 5 85.0°F 81.1°F 80.9°F
Mar 6 84.5°F 80.9°F 80.8°F
Mar 7 84.4°F 80.7°F 80.8°F
Mar 8 84.4°F 80.7°F 80.8°F
Mar 9 84.3°F 80.6°F 80.7°F
Mar 10 83.9°F 80.2°F 80.5°F
Mar 11 83.2°F 79.8°F 80.2°F
Mar 12 82.9°F 80.1°F 80.4°F
Mar 13 82.4°F 80.3°F 80.3°F
Mar 14 82.1°F 80.7°F 80.0°F
Mar 15 82.0°F 80.6°F 79.9°F
Mar 16 82.0°F 80.5°F 79.9°F
Mar 17 82.0°F 80.9°F 79.9°F
Mar 18 82.1°F 81.0°F 80.0°F
Mar 19 82.2°F 81.1°F 80.1°F
Mar 20 82.3°F 81.3°F 80.2°F
Mar 21 82.3°F 81.8°F 80.2°F
Mar 22 82.3°F 82.1°F 80.3°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 Joinville by month

In Joinville, the months November through April offer comfortable swimming conditions, which amounts to 176 swimming days.
The warmest water in Joinville was recorded on March 4, 2025, reaching a 85.3°F. While the coldest temperature occurred on July 24, 2016, dipping to 62.3°F. The average readings by season are 79.4°F in Winter, 76.6°F in Spring, 66.7°F in Summer, and 70.6°F in Autumn.