All data are in degrees Fahrenheit

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Water temperature in Saint George

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

81.8

°F

October 10, 10:43

Trend:

stable

Yesterday:

81.8°F

Tomorrow:

81.5°F

Sunrise:

07:19

Sunset:

18:52

Day Length:

11 h. 33 min.

Saint George in October

Minimum:

67.9°F

Average:

69.9°F

Maximum:

70.8°F

Sea water temperature in Saint George today

As of now, in Saint George, the water temperature is 81.8°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 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 81.1°F on 2016, while the historical minimum was 78.3°F on 2019.

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. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 81.2°F, the minimum temperature may reach 81.1°F, and the maximum might stay at 81.5°F.

Daily water temperature in Saint George

Date Current Year

actual* / forecast**

last year 10 years average
Sep 26 84.5°F 83.6°F 81.3°F
Sep 27 84.2°F 84.1°F 81.2°F
Sep 28 83.4°F 84.1°F 81.1°F
Sep 29 83.4°F 83.9°F 81.0°F
Sep 30 83.6°F 83.5°F 81.1°F
Oct 1 83.2°F 83.4°F 81.1°F
Oct 2 82.9°F 83.4°F 81.0°F
Oct 3 83.1°F 83.2°F 80.9°F
Oct 4 82.9°F 82.2°F 80.8°F
Oct 5 82.6°F 80.8°F 80.5°F
Oct 6 82.3°F 80.1°F 80.3°F
Oct 7 82.5°F 80.4°F 80.3°F
Oct 8 82.0°F 79.7°F 80.0°F
Oct 9 81.8°F 79.6°F 79.9°F
Oct 10 81.8°F 79.6°F 79.7°F
Oct 11 81.5°F 79.4°F 79.4°F
Oct 12 81.3°F 79.3°F 79.2°F
Oct 13 81.3°F 79.2°F 79.2°F
Oct 14 81.2°F 79.4°F 79.1°F
Oct 15 81.2°F 79.7°F 79.1°F
Oct 16 81.1°F 79.6°F 79.0°F
Oct 17 81.1°F 79.7°F 78.9°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 George by month

In Saint George, the months June through November offer comfortable swimming conditions, which amounts to 188 swimming days.
The warmest water in Saint George was recorded on September 4, 2026, reaching a 86.1°F. While the coldest temperature occurred on January 24, 2025, dipping to 64.6°F. The average readings by season are 69.7°F in Winter, 69.7°F in Spring, 80.6°F in Summer, and 78.9°F in Autumn.