All data are in degrees Fahrenheit

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Water temperature in Saint Augustine

Detailed information about the current water temperature in Saint Augustine. 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 Saint Augustine now

84.1

°F

September 11, 01:17

Trend:

decreasing

Yesterday:

84.1°F

Tomorrow:

83.8°F

Sunrise:

07:08

Sunset:

19:36

Day Length:

12 h. 28 min.

Saint Augustine in September

Minimum:

53.8°F

Average:

62.6°F

Maximum:

66.6°F

Sea water temperature in Saint Augustine today

As of now, in Saint Augustine, the water temperature is 84.1°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 0.8°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 84.5°F on 2020, while the historical minimum was 81.6°F on 2021.

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 histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 83.6°F, the minimum temperature may reach 83.3°F, and the maximum might stay at 83.9°F.

Daily water temperature in Saint Augustine

Date Current Year

actual* / forecast**

last year 10 years average
Aug 28 81.6°F 84.8°F 83.4°F
Aug 29 81.1°F 84.7°F 83.6°F
Aug 30 81.1°F 84.9°F 83.6°F
Aug 31 80.4°F 84.4°F 83.5°F
Sep 1 81.0°F 84.7°F 83.6°F
Sep 2 81.5°F 84.5°F 83.6°F
Sep 3 81.7°F 84.3°F 83.5°F
Sep 4 82.5°F 83.8°F 83.3°F
Sep 5 82.5°F 82.6°F 83.1°F
Sep 6 82.3°F 82.4°F 83.1°F
Sep 7 82.7°F 82.4°F 83.1°F
Sep 8 82.4°F 83.1°F 83.1°F
Sep 9 83.8°F 83.3°F 83.4°F
Sep 10 84.1°F 83.2°F 83.3°F
Sep 11 84.1°F 82.2°F 83.3°F
Sep 12 83.8°F 81.9°F 83.0°F
Sep 13 83.9°F 81.2°F 83.0°F
Sep 14 83.7°F 80.6°F 82.9°F
Sep 15 83.5°F 79.9°F 82.7°F
Sep 16 83.4°F 79.0°F 82.6°F
Sep 17 83.3°F 78.7°F 82.5°F
Sep 18 83.5°F 78.9°F 82.7°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 Saint Augustine by month

In Saint Augustine, the months May through October offer comfortable swimming conditions, which amounts to 191 swimming days.
The warmest water in Saint Augustine was recorded on July 24, 2016, reaching a 86.2°F. While the coldest temperature occurred on January 19, 2018, dipping to 50.0°F. The average readings by season are 62.3°F in Winter, 70.0°F in Spring, 82.0°F in Summer, and 77.5°F in Autumn.