All data are in degrees Fahrenheit


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.
Sea temperature in Fort William now



July 14, 05:50











Day Length:

17 h. 14 min.

Fort William in July







Sea water temperature in Fort William today

As of now, in Fort William, the water temperature is 53.6°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 2.0°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 stay about the same.

Recent sea temperature and forecast

Today's reading indicates a minor change compared to the average water temperature of the last two weeks, but the overall trend remains steady. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 56.2°F on 2014, while the historical minimum was 54.8°F on 2015.

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 minimum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 53.4°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 30 54.0°F 54.3°F 54.3°F
Jul 1 53.9°F 54.1°F 54.3°F
Jul 2 53.9°F 54.2°F 54.3°F
Jul 3 53.8°F 54.4°F 54.3°F
Jul 4 53.7°F 54.3°F 54.2°F
Jul 5 53.6°F 54.2°F 54.1°F
Jul 6 53.5°F 54.2°F 54.1°F
Jul 7 53.8°F 54.4°F 54.2°F
Jul 8 53.9°F 55.6°F 54.4°F
Jul 9 52.5°F 55.8°F 54.6°F
Jul 10 52.8°F 56.5°F 54.8°F
Jul 11 53.1°F 56.6°F 55.1°F
Jul 12 53.4°F 56.4°F 55.3°F
Jul 13 53.6°F 56.4°F 55.6°F
Jul 14 53.6°F 56.2°F 55.6°F
Jul 15 53.5°F 56.0°F 55.5°F
Jul 16 53.4°F 55.9°F 55.4°F
Jul 17 53.3°F 55.7°F 55.3°F
Jul 18 53.3°F 55.7°F 55.3°F
Jul 19 53.4°F 55.6°F 55.4°F
Jul 20 53.4°F 55.6°F 55.5°F
Jul 21 53.5°F 55.3°F 55.5°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 July 26, 2014, reaching a 59.6°F. While the coldest temperature occurred on February 27, 2015, dipping to 42.9°F. The average readings by season are 47.2°F in Winter, 46.4°F in Spring, 54.7°F in Summer, and 54.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Alexandria 56.6°F 60mi
Dumbarton 56.6°F 64mi
Houston 56.7°F 69mi

* current water temperature in this city

** straight line distance from Fort William