All data are in degrees Fahrenheit

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Water temperature in San Francisco

Detailed information about the current water temperature in San Francisco. 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 San Francisco now

82.2

°F

February 25, 16:22

Trend:

increasing

Yesterday:

81.9°F

Tomorrow:

82.2°F

Sunrise:

05:59

Sunset:

17:52

Day Length:

11 h. 53 min.

San Francisco in March

Minimum:

82.0°F

Average:

83.2°F

Maximum:

84.3°F

Sea water temperature in San Francisco today

As of now, in San Francisco, the water temperature is 82.2°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.2°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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 82.8°F on 2021, while the historical minimum was 80.8°F on 2017.

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 82.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in San Francisco

Date Current Year

actual* / forecast**

last year 10 years average
Feb 11 82.0°F 83.6°F 82.1°F
Feb 12 82.0°F 83.7°F 82.1°F
Feb 13 82.0°F 83.8°F 82.1°F
Feb 14 81.8°F 83.9°F 82.0°F
Feb 15 81.8°F 83.9°F 81.9°F
Feb 16 80.5°F 83.5°F 81.8°F
Feb 17 81.9°F 83.7°F 81.9°F
Feb 18 82.2°F 83.5°F 81.8°F
Feb 19 82.2°F 83.3°F 81.8°F
Feb 20 82.0°F 82.9°F 81.8°F
Feb 21 81.9°F 82.7°F 81.8°F
Feb 22 81.9°F 82.6°F 81.8°F
Feb 23 82.1°F 82.5°F 81.8°F
Feb 24 81.9°F 82.8°F 82.0°F
Feb 25 82.2°F 82.8°F 82.0°F
Feb 26 82.2°F 82.6°F 82.0°F
Feb 27 82.3°F 82.5°F 82.1°F
Feb 28 82.2°F 82.9°F 82.0°F
Mar 1 82.7°F 82.8°F 82.0°F
Mar 2 82.8°F 82.6°F 82.1°F
Mar 3 82.7°F 82.7°F 82.0°F
Mar 4 82.9°F 83.0°F 82.2°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 San Francisco by month

In San Francisco, the water temperature is comfortable for swimming all year round.
The warmest water in San Francisco was recorded on June 5, 2017, reaching a 88.2°F. While the coldest temperature occurred on February 3, 2019, dipping to 79.8°F. The average readings by season are 82.9°F in Winter, 84.1°F in Spring, 86.3°F in Summer, and 85.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Santiago 82.3°F 6mi
Merida 81.7°F 21mi
San Juan 81.5°F 27mi
San Francisco 83.2°F 34mi

* current water temperature in this city

** straight line distance from San Francisco