What is the current water temperature in Saint Augustine?

Q: What is the current water temperature in Saint Augustine?

As of now, in Saint Augustine, the water temperature is 19.09°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool.

United States > Saint Augustine

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.

66.4

°F

December 9, 16:19

Trend:

stable

Yesterday:

66.1°F

Tomorrow:

66.1°F

Sunrise:

07:09

Sunset:

17:26

Day Length:

10 h. 17 min.

Saint Augustine in December

Minimum:

53.5°F

Average:

62.0°F

Maximum:

66.4°F

Sea water temperature in Saint Augustine today

As of now, in Saint Augustine, the water temperature is 66.4°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. 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 fall a bit.

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 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 68.6°F on 2016, while the historical minimum was 63.2°F on 2024.

latest data

last year

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 65.3°F, the minimum temperature may reach 64.6°F, and the maximum might stay at 66.1°F.

Daily water temperature in Saint Augustine

Date	Current Year actual* / forecast**	last year	10 years average
Nov 25	69.1°F	70.8°F	68.9°F
Nov 26	69.7°F	70.4°F	68.8°F
Nov 27	70.5°F	69.8°F	68.9°F
Nov 28	70.4°F	69.5°F	68.5°F
Nov 29	69.8°F	69.5°F	68.4°F
Nov 30	69.0°F	69.7°F	68.0°F
Dec 1	67.6°F	69.3°F	67.7°F
Dec 2	67.9°F	68.6°F	67.6°F
Dec 3	67.8°F	67.2°F	67.5°F
Dec 4	66.2°F	66.0°F	67.2°F
Dec 5	67.2°F	65.3°F	67.2°F
Dec 6	65.8°F	64.8°F	66.9°F
Dec 7	65.7°F	64.9°F	67.1°F
Dec 8	66.1°F	63.7°F	66.8°F
Dec 9	66.4°F	63.2°F	66.7°F
Dec 10	66.1°F	63.7°F	66.4°F
Dec 11	66.0°F	64.7°F	66.3°F
Dec 12	65.5°F	64.0°F	65.8°F
Dec 13	65.2°F	64.4°F	65.5°F
Dec 14	65.1°F	64.0°F	65.4°F
Dec 15	64.8°F	63.3°F	65.1°F
Dec 16	64.6°F	63.3°F	64.9°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 62.8°F in Winter, 70.0°F in Spring, 81.9°F in Summer, and 77.5°F in Autumn.