All data are in degrees Fahrenheit

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Water temperature in Dumbarton

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

49.5

°F

December 8, 06:58

Trend:

decreasing

Yesterday:

49.6°F

Tomorrow:

49.3°F

Sunrise:

08:36

Sunset:

15:45

Day Length:

7 h. 9 min.

Dumbarton in December

Minimum:

45.9°F

Average:

46.8°F

Maximum:

47.7°F

Sea water temperature in Dumbarton today

As of now, in Dumbarton, the water temperature is 49.5°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 0.4°F lower 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 fall a bit.

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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 50.4°F on 2016, while the historical minimum was 49.2°F on 2015.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 48.9°F, the minimum temperature may reach 48.7°F, and the maximum might stay at 49.3°F.

Daily water temperature in Dumbarton

Date Current Year

actual* / forecast**

last year 10 years average
Nov 24 50.8°F 51.1°F 51.0°F
Nov 25 50.7°F 51.0°F 50.9°F
Nov 26 50.7°F 50.9°F 50.9°F
Nov 27 50.6°F 50.8°F 50.8°F
Nov 28 50.6°F 50.9°F 50.8°F
Nov 29 50.5°F 50.8°F 50.7°F
Nov 30 50.4°F 50.8°F 50.6°F
Dec 1 50.3°F 50.7°F 50.6°F
Dec 2 50.2°F 50.5°F 50.5°F
Dec 3 50.1°F 50.4°F 50.3°F
Dec 4 49.9°F 50.3°F 50.1°F
Dec 5 49.8°F 50.2°F 50.0°F
Dec 6 49.6°F 50.2°F 49.9°F
Dec 7 49.6°F 50.1°F 49.9°F
Dec 8 49.5°F 50.0°F 49.9°F
Dec 9 49.3°F 49.8°F 49.6°F
Dec 10 49.2°F 49.7°F 49.5°F
Dec 11 49.0°F 49.6°F 49.4°F
Dec 12 48.9°F 49.4°F 49.3°F
Dec 13 48.8°F 49.4°F 49.1°F
Dec 14 48.7°F 49.3°F 49.1°F
Dec 15 48.7°F 49.1°F 49.0°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 Dumbarton by month

In an average year, Dumbarton offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Dumbarton was recorded on July 22, 2021, reaching a 62.5°F. While the coldest temperature occurred on March 14, 2015, dipping to 42.5°F. The average readings by season are 46.6°F in Winter, 47.0°F in Spring, 57.0°F in Summer, and 54.2°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Alexandria 49.5°F 3mi
Houston 49.5°F 5mi
Falkirk 47.2°F 31mi
Ayr 50.8°F 33mi
Fort William 50.7°F 64mi

* current water temperature in this city

** straight line distance from Dumbarton