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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

83.2

°F

November 23, 16:09

Trend:

decreasing

Yesterday:

83.4°F

Tomorrow:

83.2°F

Sunrise:

05:48

Sunset:

17:15

Day Length:

11 h. 27 min.

San Francisco in November

Minimum:

79.2°F

Average:

80.8°F

Maximum:

82.7°F

Sea water temperature in San Francisco today

As of now, in San Francisco, the water temperature is 83.2°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 about the same as 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 stay about the same.

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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 84.3°F on 2019, while the historical minimum was 82.6°F on 2018.

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 9 83.6°F 85.3°F 83.9°F
Nov 10 83.5°F 85.2°F 83.8°F
Nov 11 83.5°F 85.2°F 83.7°F
Nov 12 83.4°F 85.7°F 83.6°F
Nov 13 83.3°F 85.4°F 83.6°F
Nov 14 83.3°F 85.1°F 83.6°F
Nov 15 83.8°F 84.9°F 83.5°F
Nov 16 83.8°F 84.7°F 83.5°F
Nov 17 83.5°F 84.6°F 83.4°F
Nov 18 83.2°F 84.4°F 83.4°F
Nov 19 83.6°F 84.4°F 83.4°F
Nov 20 83.7°F 84.1°F 83.4°F
Nov 21 83.7°F 84.1°F 83.4°F
Nov 22 83.4°F 83.7°F 83.2°F
Nov 23 83.2°F 83.6°F 83.4°F
Nov 24 83.2°F 83.5°F 83.3°F
Nov 25 83.2°F 83.4°F 83.4°F
Nov 26 83.2°F 83.4°F 83.3°F
Nov 27 83.1°F 83.0°F 83.2°F
Nov 28 83.0°F 82.9°F 83.2°F
Nov 29 82.9°F 82.7°F 83.1°F
Nov 30 82.8°F 82.6°F 83.0°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

January

February

March

April

May

June

July

August

September

October

November

December

In San Francisco, the water temperature is comfortable for swimming all year round.
The warmest water in San Francisco was recorded on June 14, 2024, reaching a 88.4°F. While the coldest temperature occurred on January 13, 2015, dipping to 78.2°F. The average readings by season are 81.0°F in Winter, 83.5°F in Spring, 85.6°F in Summer, and 84.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Padang 83.7°F 13mi
Santo Domingo 83.7°F 14mi
San Francisco 84.4°F 19mi
San Francisco 82.8°F 23mi
Barcelona 83.7°F 27mi
San Jose 83.5°F 31mi

* current water temperature in this city

** straight line distance from San Francisco