All data are in degrees Fahrenheit

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Water temperature in Galveston

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

61.3

°F

February 25, 12:07

Trend:

stable

Yesterday:

61.8°F

Tomorrow:

61.4°F

Sunrise:

06:49

Sunset:

18:16

Day Length:

11 h. 27 min.

Galveston in March

Minimum:

57.5°F

Average:

61.2°F

Maximum:

67.2°F

Sea water temperature in Galveston today

As of now, in Galveston, the water temperature is 61.3°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 0.9°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 65.8°F on 2017, while the historical minimum was 53.3°F on 2021.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 62.5°F, with minimum temperature starting at 61.4°F, while the maximum might reach 63.4°F.

Daily water temperature in Galveston

Date Current Year

actual* / forecast**

last year 10 years average
Feb 11 58.9°F 63.2°F 59.0°F
Feb 12 59.4°F 62.1°F 59.5°F
Feb 13 60.6°F 61.5°F 59.6°F
Feb 14 60.8°F 61.1°F 59.3°F
Feb 15 59.7°F 62.2°F 59.4°F
Feb 16 60.4°F 61.6°F 59.7°F
Feb 17 60.2°F 60.7°F 59.7°F
Feb 18 62.1°F 60.0°F 59.9°F
Feb 19 61.7°F 59.3°F 59.6°F
Feb 20 61.0°F 59.3°F 59.6°F
Feb 21 62.6°F 59.3°F 59.9°F
Feb 22 61.5°F 59.4°F 60.0°F
Feb 23 63.0°F 59.3°F 60.3°F
Feb 24 61.8°F 59.6°F 60.4°F
Feb 25 61.3°F 59.6°F 60.4°F
Feb 26 61.4°F 57.9°F 60.5°F
Feb 27 61.5°F 56.6°F 60.6°F
Feb 28 62.0°F 56.7°F 61.1°F
Mar 1 62.6°F 56.9°F 61.7°F
Mar 2 63.0°F 58.4°F 62.1°F
Mar 3 63.3°F 58.9°F 62.4°F
Mar 4 63.4°F 60.5°F 62.5°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 Galveston by month

In Galveston, the months May through October offer comfortable swimming conditions, which amounts to 192 swimming days.
The warmest water in Galveston was recorded on August 18, 2024, reaching a 90.5°F. While the coldest temperature occurred on January 26, 2025, dipping to 49.7°F. The average readings by season are 60.1°F in Winter, 71.9°F in Spring, 85.7°F in Summer, and 78.0°F in Autumn.