All data are in degrees Fahrenheit

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Water temperature in Saint-Nazaire

Detailed information about the current water temperature in Saint-Nazaire. 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 Saint-Nazaire now

55.2

°F

November 21, 14:20

Trend:

stable

Yesterday:

55.4°F

Tomorrow:

55.3°F

Sunrise:

08:22

Sunset:

17:27

Day Length:

9 h. 5 min.

Saint-Nazaire in November

Minimum:

47.2°F

Average:

48.8°F

Maximum:

51.3°F

Sea water temperature in Saint-Nazaire today

As of now, in Saint-Nazaire, the water temperature is 55.2°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.6°F higher than 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 considerably 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 57.1°F on 2015, while the historical minimum was 51.7°F on 2019.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 54.8°F, the minimum temperature may reach 54.6°F, and the maximum might stay at 55.3°F.

Daily water temperature in Saint-Nazaire

Date Current Year

actual* / forecast**

last year 10 years average
Nov 7 57.8°F 56.7°F 57.2°F
Nov 8 57.7°F 56.5°F 56.9°F
Nov 9 57.5°F 56.3°F 56.8°F
Nov 10 57.4°F 55.9°F 56.7°F
Nov 11 57.1°F 55.0°F 56.4°F
Nov 12 56.9°F 55.0°F 56.2°F
Nov 13 56.8°F 55.1°F 56.1°F
Nov 14 56.9°F 55.0°F 56.2°F
Nov 15 55.8°F 54.9°F 56.0°F
Nov 16 56.5°F 54.8°F 55.9°F
Nov 17 55.8°F 55.0°F 55.6°F
Nov 18 55.7°F 54.9°F 55.4°F
Nov 19 55.5°F 54.8°F 55.1°F
Nov 20 55.4°F 54.9°F 54.8°F
Nov 21 55.2°F 54.9°F 54.6°F
Nov 22 55.3°F 54.6°F 54.7°F
Nov 23 55.1°F 54.8°F 54.5°F
Nov 24 54.8°F 54.7°F 54.2°F
Nov 25 54.6°F 54.8°F 54.1°F
Nov 26 54.6°F 54.8°F 54.0°F
Nov 27 54.6°F 54.7°F 54.0°F
Nov 28 54.6°F 54.8°F 54.0°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 Saint-Nazaire by month

In an average year, Saint-Nazaire offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Saint-Nazaire was recorded on July 24, 2019, reaching a 73.0°F. While the coldest temperature occurred on February 2, 2022, dipping to 45.3°F. The average readings by season are 49.2°F in Winter, 54.2°F in Spring, 65.6°F in Summer, and 60.6°F in Autumn.