All data are in degrees Fahrenheit

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Water temperature in Santa Monica

Detailed information about the current water temperature in Santa Monica. 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 Santa Monica now

82.6

°F

February 19, 11:30

Trend:

stable

Yesterday:

81.9°F

Tomorrow:

82.6°F

Sunrise:

07:00

Sunset:

19:55

Day Length:

12 h. 55 min.

Santa Monica in February

Minimum:

76.1°F

Average:

77.8°F

Maximum:

79.0°F

Sea water temperature in Santa Monica today

As of now, in Santa Monica, the water temperature is 82.6°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 3.3°F higher 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 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 81.6°F on 2025, while the historical minimum was 77.1°F on 2018.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 82.6°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Santa Monica

Date Current Year

actual* / forecast**

last year 10 years average
Feb 5 80.3°F 82.0°F 79.8°F
Feb 6 81.2°F 83.4°F 79.8°F
Feb 7 81.9°F 82.8°F 79.8°F
Feb 8 80.9°F 82.0°F 79.5°F
Feb 9 82.2°F 80.7°F 79.6°F
Feb 10 82.0°F 80.9°F 79.4°F
Feb 11 82.2°F 81.6°F 79.6°F
Feb 12 82.5°F 81.5°F 79.3°F
Feb 13 82.6°F 80.5°F 79.3°F
Feb 14 81.6°F 80.2°F 79.2°F
Feb 15 81.5°F 81.6°F 79.4°F
Feb 16 82.1°F 81.7°F 79.5°F
Feb 17 82.1°F 82.5°F 79.4°F
Feb 18 81.9°F 81.9°F 79.4°F
Feb 19 82.6°F 81.6°F 79.3°F
Feb 20 82.6°F 81.3°F 79.3°F
Feb 21 82.3°F 80.2°F 79.0°F
Feb 22 82.4°F 79.7°F 79.1°F
Feb 23 82.5°F 80.9°F 79.3°F
Feb 24 82.8°F 81.3°F 79.5°F
Feb 25 82.9°F 81.2°F 79.6°F
Feb 26 82.8°F 81.0°F 79.5°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 Santa Monica by month

In Santa Monica, the months December through April offer comfortable swimming conditions, which amounts to 159 swimming days.
The warmest water in Santa Monica was recorded on February 6, 2025, reaching a 83.4°F. While the coldest temperature occurred on June 14, 2016, dipping to 59.3°F. The average readings by season are 77.9°F in Winter, 74.9°F in Spring, 65.2°F in Summer, and 69.3°F in Autumn.