All data are in degrees Fahrenheit

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Water temperature in Douglas

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

61.4

°F

July 15, 07:39

Trend:

stable

Yesterday:

61.6°F

Tomorrow:

61.6°F

Sunrise:

05:04

Sunset:

21:43

Day Length:

16 h. 39 min.

Douglas in July

Minimum:

45.7°F

Average:

48.8°F

Maximum:

49.9°F

Sea water temperature in Douglas today

As of now, in Douglas, the water temperature is 61.4°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 3.5°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 notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 59.8°F on 2025, while the historical minimum was 56.6°F on 2020.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 62.0°F, with minimum temperature starting at 61.6°F, while the maximum might reach 62.2°F.

Daily water temperature in Douglas

Date Current Year

actual* / forecast**

last year 10 years average
Jul 1 57.4°F 57.5°F 56.5°F
Jul 2 57.2°F 57.4°F 56.5°F
Jul 3 57.7°F 57.5°F 56.7°F
Jul 4 58.4°F 57.6°F 56.8°F
Jul 5 57.6°F 57.8°F 56.8°F
Jul 6 58.0°F 57.6°F 56.9°F
Jul 7 57.6°F 58.0°F 57.0°F
Jul 8 58.6°F 58.4°F 57.2°F
Jul 9 59.4°F 58.2°F 57.3°F
Jul 10 59.5°F 58.5°F 57.5°F
Jul 11 60.2°F 58.5°F 57.7°F
Jul 12 61.2°F 59.2°F 57.9°F
Jul 13 61.6°F 59.6°F 58.3°F
Jul 14 61.6°F 60.3°F 58.0°F
Jul 15 61.4°F 59.8°F 57.9°F
Jul 16 61.6°F 59.4°F 58.0°F
Jul 17 61.8°F 59.6°F 58.3°F
Jul 18 62.1°F 59.4°F 58.6°F
Jul 19 62.0°F 59.3°F 58.5°F
Jul 20 62.1°F 60.0°F 58.6°F
Jul 21 62.2°F 60.1°F 58.7°F
Jul 22 62.1°F 60.2°F 58.6°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 Douglas by month

In an average year, Douglas offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Douglas was recorded on September 10, 2023, reaching a 62.3°F. While the coldest temperature occurred on March 13, 2018, dipping to 42.2°F. The average readings by season are 48.5°F in Winter, 48.2°F in Spring, 57.7°F in Summer, and 57.0°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Holyhead 61.1°F 59mi
Bangor 64.5°F 65mi
Conwy 68.3°F 66mi

* current water temperature in this city

** straight line distance from Douglas