All data are in degrees Fahrenheit

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Water temperature in Monterey

Detailed information about the current water temperature in Monterey. 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 Monterey now

63.1

°F

September 17, 22:14

Trend:

stable

Yesterday:

62.1°F

Tomorrow:

63.0°F

Sunrise:

05:53

Sunset:

17:48

Day Length:

11 h. 55 min.

Monterey in September

Minimum:

70.8°F

Average:

72.7°F

Maximum:

74.6°F

Sea water temperature in Monterey today

As of now, in Monterey, the water temperature is 63.1°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 0.6°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable 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 reading indicates a minor change compared to the average water temperature of the last two weeks, but the overall trend remains steady. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 66.2°F on 2015, while the historical minimum was 62.0°F on 2018.

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 histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 63.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Monterey

Date Current Year

actual* / forecast**

last year 10 years average
Sep 3 61.8°F 61.9°F 62.6°F
Sep 4 62.5°F 61.5°F 62.6°F
Sep 5 62.8°F 61.0°F 62.7°F
Sep 6 63.1°F 61.8°F 62.7°F
Sep 7 64.0°F 62.1°F 63.1°F
Sep 8 64.0°F 62.5°F 63.1°F
Sep 9 63.9°F 62.6°F 63.1°F
Sep 10 63.9°F 61.4°F 62.8°F
Sep 11 64.1°F 61.8°F 63.0°F
Sep 12 63.7°F 63.6°F 63.1°F
Sep 13 63.5°F 64.3°F 63.1°F
Sep 14 61.3°F 61.7°F 62.7°F
Sep 15 61.8°F 61.7°F 62.9°F
Sep 16 62.1°F 63.2°F 63.3°F
Sep 17 63.1°F 64.1°F 63.6°F
Sep 18 63.0°F 63.9°F 63.6°F
Sep 19 63.0°F 63.4°F 63.6°F
Sep 20 63.1°F 62.1°F 63.6°F
Sep 21 63.2°F 63.0°F 63.8°F
Sep 22 63.3°F 63.6°F 63.9°F
Sep 23 63.1°F 62.0°F 63.6°F
Sep 24 63.1°F 62.6°F 63.7°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 Monterey by month

In Monterey, the months January through March offer comfortable swimming conditions, which amounts to 74 swimming days.
The warmest water in Monterey was recorded on February 2, 2020, reaching a 79.0°F. While the coldest temperature occurred on July 29, 2025, dipping to 58.2°F. The average readings by season are 73.1°F in Winter, 71.2°F in Spring, 64.4°F in Summer, and 65.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Beverly Hills 62.8°F 4mi
Como 62.6°F 5mi
Alexandria 63.7°F 6mi

* current water temperature in this city

** straight line distance from Monterey