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

86.4

°F

July 2, 23:49

Trend:

increasing

Yesterday:

86.3°F

Tomorrow:

86.5°F

Sunrise:

05:32

Sunset:

18:16

Day Length:

12 h. 44 min.

Santa Monica in July

Minimum:

80.3°F

Average:

82.2°F

Maximum:

84.3°F

Sea water temperature in Santa Monica today

As of now, in Santa Monica, the water temperature is 86.4°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 0.5°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 86.7°F on 2017, while the historical minimum was 85.2°F on 2025.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 86.4°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
Jun 18 87.1°F 85.9°F 86.5°F
Jun 19 86.7°F 86.2°F 86.5°F
Jun 20 86.2°F 86.2°F 86.5°F
Jun 21 86.6°F 86.1°F 86.4°F
Jun 22 86.8°F 86.0°F 86.4°F
Jun 23 86.0°F 85.6°F 86.2°F
Jun 24 84.9°F 85.4°F 85.9°F
Jun 25 85.4°F 85.3°F 85.9°F
Jun 26 86.3°F 85.1°F 85.9°F
Jun 27 86.1°F 85.5°F 85.6°F
Jun 28 86.1°F 85.3°F 85.7°F
Jun 29 86.3°F 85.2°F 85.7°F
Jun 30 86.2°F 85.2°F 85.9°F
Jul 1 86.3°F 85.2°F 85.9°F
Jul 2 86.4°F 85.2°F 85.9°F
Jul 3 86.5°F 85.4°F 86.0°F
Jul 4 86.6°F 85.5°F 86.1°F
Jul 5 86.5°F 85.6°F 86.1°F
Jul 6 86.5°F 85.4°F 86.0°F
Jul 7 86.4°F 85.3°F 85.9°F
Jul 8 86.3°F 85.2°F 85.8°F
Jul 9 86.1°F 85.2°F 85.6°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 water temperature is comfortable for swimming all year round.
The warmest water in Santa Monica was recorded on May 28, 2020, reaching a 87.9°F. While the coldest temperature occurred on February 1, 2019, dipping to 78.7°F. The average readings by season are 82.0°F in Winter, 84.0°F in Spring, 85.5°F in Summer, and 84.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
San Jose 86.4°F 6mi
La Paz 86.4°F 23mi
Bacolod City 86.1°F 34mi
San Jose 85.9°F 35mi
Mansilingan 86.1°F 36mi
San Juan 86.4°F 37mi

* current water temperature in this city

** straight line distance from Santa Monica