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

68.1

°F

June 21, 11:35

Trend:

stable

Yesterday:

67.2°F

Tomorrow:

68.1°F

Sunrise:

07:04

Sunset:

17:28

Day Length:

10 h. 24 min.

Santa Monica in June

Minimum:

76.2°F

Average:

77.8°F

Maximum:

80.0°F

Sea water temperature in Santa Monica today

As of now, in Santa Monica, the water temperature is 68.1°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 2.0°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 69.9°F on 2019, while the historical minimum was 60.4°F on 2016.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 67.9°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
Jun 7 68.7°F 66.2°F 67.7°F
Jun 8 68.5°F 66.7°F 67.8°F
Jun 9 68.3°F 66.2°F 67.4°F
Jun 10 67.9°F 67.3°F 67.6°F
Jun 11 67.2°F 68.3°F 67.6°F
Jun 12 66.9°F 68.0°F 67.4°F
Jun 13 66.5°F 69.3°F 67.2°F
Jun 14 66.6°F 69.2°F 67.1°F
Jun 15 66.8°F 68.8°F 67.0°F
Jun 16 66.6°F 69.4°F 66.8°F
Jun 17 66.4°F 69.0°F 66.6°F
Jun 18 67.5°F 69.4°F 66.7°F
Jun 19 67.5°F 69.7°F 66.7°F
Jun 20 67.2°F 69.4°F 66.5°F
Jun 21 68.1°F 69.0°F 66.1°F
Jun 22 68.1°F 68.8°F 66.1°F
Jun 23 68.2°F 69.5°F 66.2°F
Jun 24 68.1°F 69.7°F 66.1°F
Jun 25 68.1°F 68.8°F 66.1°F
Jun 26 67.9°F 68.3°F 66.0°F
Jun 27 67.8°F 67.9°F 65.8°F
Jun 28 67.5°F 66.8°F 65.5°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 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, 65.5°F in Summer, and 69.3°F in Autumn.