What is the current water temperature in Santa Monica?

Q: What is the current water temperature in Santa Monica?

As of now, in Santa Monica, the water temperature is 18.96°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

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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.

66.1

°F

August 31, 18:38

Trend:

stable

Yesterday:

66.6°F

Tomorrow:

66.4°F

Sunrise:

06:29

Sunset:

18:00

Day Length:

11 h. 31 min.

Santa Monica in September

Minimum:

76.3°F

Average:

78.2°F

Maximum:

80.7°F

Sea water temperature in Santa Monica today

As of now, in Santa Monica, the water temperature is 66.1°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 1.3°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 slightly 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 67.4°F on 2017, while the historical minimum was 63.7°F on 2023.

latest data

last year

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 maximum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 66.4°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
Aug 17	63.6°F	61.4°F	64.4°F
Aug 18	65.6°F	62.7°F	64.9°F
Aug 19	67.0°F	62.1°F	65.0°F
Aug 20	67.7°F	62.2°F	65.1°F
Aug 21	68.3°F	63.6°F	65.1°F
Aug 22	68.0°F	64.2°F	65.0°F
Aug 23	66.3°F	65.8°F	64.8°F
Aug 24	66.7°F	65.7°F	64.8°F
Aug 25	66.2°F	65.6°F	64.7°F
Aug 26	66.2°F	65.6°F	64.8°F
Aug 27	65.3°F	65.3°F	64.7°F
Aug 28	66.7°F	65.0°F	64.7°F
Aug 29	67.4°F	64.1°F	64.8°F
Aug 30	66.6°F	64.2°F	64.8°F
Aug 31	66.1°F	64.4°F	64.8°F
Sep 1	66.4°F	65.1°F	65.1°F
Sep 2	66.4°F	65.6°F	65.1°F
Sep 3	66.1°F	65.1°F	64.8°F
Sep 4	66.4°F	65.2°F	65.1°F
Sep 5	66.4°F	65.3°F	65.1°F
Sep 6	66.5°F	65.8°F	65.2°F
Sep 7	66.5°F	65.9°F	65.2°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.