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

82.7

°F

November 21, 02:30

Trend:

stable

Yesterday:

81.9°F

Tomorrow:

82.7°F

Sunrise:

06:14

Sunset:

17:54

Day Length:

11 h. 40 min.

San Francisco in November

Minimum:

79.4°F

Average:

81.5°F

Maximum:

83.8°F

Sea water temperature in San Francisco today

As of now, in San Francisco, the water temperature is 82.7°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 0.2°F lower 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

Today's water temperature closely matches the previous two weeks' average, indicating a stable 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 84.7°F on 2023, while the historical minimum was 81.7°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 83.0°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
Nov 7 83.6°F 84.6°F 83.7°F
Nov 8 83.6°F 84.7°F 83.6°F
Nov 9 83.5°F 84.0°F 83.5°F
Nov 10 83.4°F 83.8°F 83.4°F
Nov 11 83.3°F 83.8°F 83.3°F
Nov 12 83.0°F 83.9°F 83.0°F
Nov 13 83.1°F 83.8°F 83.2°F
Nov 14 83.0°F 84.0°F 83.0°F
Nov 15 82.6°F 84.0°F 82.8°F
Nov 16 82.3°F 84.0°F 83.0°F
Nov 17 82.2°F 84.4°F 83.0°F
Nov 18 82.0°F 84.3°F 82.7°F
Nov 19 82.1°F 84.6°F 82.8°F
Nov 20 81.9°F 84.5°F 82.7°F
Nov 21 82.7°F 84.7°F 82.9°F
Nov 22 82.7°F 84.5°F 82.9°F
Nov 23 82.9°F 85.1°F 83.1°F
Nov 24 83.0°F 84.8°F 83.2°F
Nov 25 83.1°F 85.0°F 83.3°F
Nov 26 83.0°F 84.7°F 83.2°F
Nov 27 83.1°F 85.2°F 83.3°F
Nov 28 83.1°F 85.7°F 83.3°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 September 6, 2023, reaching a 87.5°F. While the coldest temperature occurred on February 23, 2023, dipping to 73.1°F. The average readings by season are 80.4°F in Winter, 80.4°F in Spring, 83.9°F in Summer, and 83.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Panamá 82.7°F 1mi
Veracruz 82.8°F 10mi
San José 82.7°F 16mi
Miramar 84.2°F 42mi
San José 82.4°F 42mi

* current water temperature in this city

** straight line distance from San Francisco