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

57.8

°F

July 1, 08:18

Trend:

stable

Yesterday:

57.9°F

Tomorrow:

57.8°F

Sunrise:

04:49

Sunset:

21:54

Day Length:

17 h. 5 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 57.8°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 1.4°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 57.5°F on 2025, while the historical minimum was 55.3°F on 2016.

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 58.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Douglas

Date Current Year

actual* / forecast**

last year 10 years average
Jun 17 54.0°F 55.7°F 55.1°F
Jun 18 55.3°F 55.7°F 55.3°F
Jun 19 55.3°F 56.3°F 55.4°F
Jun 20 55.4°F 57.6°F 55.6°F
Jun 21 55.2°F 57.4°F 55.7°F
Jun 22 55.2°F 57.2°F 55.7°F
Jun 23 56.4°F 57.1°F 55.9°F
Jun 24 57.6°F 57.1°F 56.0°F
Jun 25 57.7°F 57.6°F 56.3°F
Jun 26 58.0°F 57.3°F 56.5°F
Jun 27 57.6°F 57.3°F 56.6°F
Jun 28 58.6°F 57.2°F 56.7°F
Jun 29 57.8°F 57.2°F 56.5°F
Jun 30 57.9°F 57.8°F 56.5°F
Jul 1 57.8°F 57.5°F 56.4°F
Jul 2 57.8°F 57.4°F 56.4°F
Jul 3 58.0°F 57.5°F 56.6°F
Jul 4 58.1°F 57.6°F 56.7°F
Jul 5 58.1°F 57.8°F 56.7°F
Jul 6 58.3°F 57.6°F 56.8°F
Jul 7 58.4°F 58.0°F 56.9°F
Jul 8 58.5°F 58.4°F 57.1°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 59.2°F 59mi
Bangor 63.3°F 65mi
Conwy 63.1°F 66mi

* current water temperature in this city

** straight line distance from Douglas