What is the current water temperature in Joinville?

As of now, in Joinville, the water temperature is 26.92°C. It's safe to say that the water is comfortably warm for various water-related activities.

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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.

80.5

°F

January 25, 17:39

Trend:

increasing

Yesterday:

80.0°F

Tomorrow:

80.6°F

Sunrise:

06:45

Sunset:

20:11

Day Length:

13 h. 26 min.

Joinville in February

Minimum:

77.6°F

Average:

79.4°F

Maximum:

81.0°F

Sea water temperature in Joinville today

As of now, in Joinville, the water temperature is 80.5°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.3°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

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 falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 83.4°F on 2022, while the historical minimum was 79.8°F on 2025.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 80.2°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
Jan 11	80.0°F	78.8°F	80.2°F
Jan 12	80.1°F	79.0°F	80.3°F
Jan 13	80.3°F	79.2°F	80.4°F
Jan 14	80.7°F	78.8°F	80.4°F
Jan 15	80.5°F	78.7°F	80.2°F
Jan 16	80.5°F	78.7°F	80.2°F
Jan 17	80.3°F	78.6°F	80.1°F
Jan 18	80.6°F	78.4°F	80.2°F
Jan 19	80.5°F	78.5°F	80.2°F
Jan 20	80.4°F	78.5°F	80.2°F
Jan 21	80.4°F	78.7°F	80.2°F
Jan 22	79.3°F	78.8°F	80.2°F
Jan 23	79.7°F	78.9°F	80.3°F
Jan 24	80.0°F	79.5°F	80.5°F
Jan 25	80.5°F	79.8°F	80.8°F
Jan 26	80.6°F	79.7°F	80.9°F
Jan 27	80.6°F	79.6°F	80.9°F
Jan 28	80.3°F	79.1°F	80.6°F
Jan 29	80.1°F	79.1°F	80.4°F
Jan 30	80.0°F	79.0°F	80.3°F
Jan 31	79.9°F	78.9°F	80.3°F
Feb 1	79.8°F	79.0°F	80.2°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 Joinville by month

In Joinville, the months November through April offer comfortable swimming conditions, which amounts to 177 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, 66.5°F in Summer, and 70.6°F in Autumn.