What is the current water temperature in Fort William?

Q: What is the current water temperature in Fort William?

As of now, in Fort William, the water temperature is 12.73°C. 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.

United Kingdom > Fort William

Water temperature in Fort William

Detailed information about the current water temperature in Fort William. 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.

54.9

°F

June 30, 12:14

Trend:

decreasing

Yesterday:

55.2°F

Tomorrow:

54.8°F

Sunrise:

04:31

Sunset:

22:16

Day Length:

17 h. 45 min.

Fort William in July

Minimum:

47.2°F

Average:

47.5°F

Maximum:

47.9°F

Sea water temperature in Fort William today

As of now, in Fort William, the water temperature is 54.9°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 fall a bit.

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 55.1°F on 2025, while the historical minimum was 52.6°F on 2021.

latest data

last year

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 54.7°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Fort William

Date	Current Year actual* / forecast**	last year	10 years average
Jun 16	51.8°F	51.7°F	52.4°F
Jun 17	51.5°F	51.7°F	52.3°F
Jun 18	52.0°F	51.7°F	52.3°F
Jun 19	51.9°F	52.0°F	52.3°F
Jun 20	52.2°F	52.3°F	52.2°F
Jun 21	52.1°F	53.7°F	52.3°F
Jun 22	52.3°F	52.7°F	52.1°F
Jun 23	53.6°F	53.1°F	52.6°F
Jun 24	55.1°F	53.4°F	53.0°F
Jun 25	55.4°F	53.9°F	53.4°F
Jun 26	54.2°F	54.2°F	53.4°F
Jun 27	54.9°F	54.7°F	54.0°F
Jun 28	55.4°F	55.0°F	54.3°F
Jun 29	55.2°F	55.1°F	54.5°F
Jun 30	54.9°F	55.1°F	54.3°F
Jul 1	54.8°F	54.6°F	54.1°F
Jul 2	54.7°F	54.2°F	54.1°F
Jul 3	54.7°F	53.6°F	54.1°F
Jul 4	54.6°F	54.1°F	54.0°F
Jul 5	54.6°F	54.1°F	54.0°F
Jul 6	54.7°F	54.1°F	54.1°F
Jul 7	55.0°F	54.3°F	54.3°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 Fort William by month

In an average year, Fort William offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Fort William was recorded on August 19, 2025, reaching a 59.1°F. While the coldest temperature occurred on March 12, 2016, dipping to 43.3°F. The average readings by season are 47.3°F in Winter, 46.6°F in Spring, 54.8°F in Summer, and 54.6°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Alexandria	59.3°F	60mi
Dumbarton	59.3°F	64mi
Houston	59.5°F	69mi

* current water temperature in this city

** straight line distance from Fort William