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

68.5

°F

October 10, 17:50

Trend:

stable

Yesterday:

68.5°F

Tomorrow:

68.7°F

Sunrise:

05:44

Sunset:

18:19

Day Length:

12 h. 35 min.

Santa Monica in October

Minimum:

76.2°F

Average:

78.3°F

Maximum:

81.4°F

Sea water temperature in Santa Monica today

As of now, in Santa Monica, the water temperature is 68.5°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 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 rise 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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 69.7°F on 2019, while the historical minimum was 66.2°F on 2016.

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 suggests a gradual increase. The average temperature is expected to rise up to 69.0°F, with minimum temperature starting at 68.7°F, while the maximum might reach 69.3°F.

Daily water temperature in Santa Monica

Date Current Year

actual* / forecast**

last year 10 years average
Sep 26 67.5°F 67.2°F 67.5°F
Sep 27 67.8°F 67.1°F 67.4°F
Sep 28 67.7°F 68.9°F 67.7°F
Sep 29 66.7°F 69.4°F 67.7°F
Sep 30 66.4°F 70.0°F 67.8°F
Oct 1 66.3°F 71.1°F 67.9°F
Oct 2 66.4°F 70.7°F 68.4°F
Oct 3 66.7°F 70.5°F 68.6°F
Oct 4 66.9°F 70.3°F 68.6°F
Oct 5 67.3°F 70.2°F 68.4°F
Oct 6 68.8°F 68.8°F 68.3°F
Oct 7 68.7°F 68.8°F 68.1°F
Oct 8 68.7°F 69.1°F 68.1°F
Oct 9 68.5°F 68.9°F 68.2°F
Oct 10 68.5°F 68.9°F 68.2°F
Oct 11 68.7°F 69.0°F 68.4°F
Oct 12 68.8°F 69.9°F 68.5°F
Oct 13 68.9°F 70.2°F 68.6°F
Oct 14 69.2°F 69.8°F 68.8°F
Oct 15 69.3°F 70.0°F 69.0°F
Oct 16 69.2°F 68.8°F 68.9°F
Oct 17 69.3°F 68.5°F 69.0°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 164 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 77.8°F in Winter, 74.8°F in Spring, 65.4°F in Summer, and 69.3°F in Autumn.