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Fort William in September

Find out everything about the water temperature in Fort William in September. Average, minimum and maximum recorded temperatures as well as daily temperature in September for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in September
Minimum:

53.9 °F

Average:

55.9 °F

Maximum:

58.5 °F

Sea water temperature in Fort William in September

In the city of Fort William, the month of September is too cold for swimming. The minimum recorded temperature during this month was 53.9°F on September 8, 2015, with an average temperature being 55.9°F and a maximum temperature reaching 58.5°F on September 7, 2023.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In September, the sea temperature remains relatively stable. The average temperature stays close to 55.9°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Sep 1 56.7°F 56.7°F 57.1°F
Sep 2 56.5°F 56.4°F 57.1°F
Sep 3 56.3°F 56.2°F 56.9°F
Sep 4 56.1°F 55.9°F 56.8°F
Sep 5 55.9°F 55.3°F 56.9°F
Sep 6 55.9°F 55.0°F 57.5°F
Sep 7 55.9°F 55.6°F 58.5°F
Sep 8 55.9°F 56.4°F 58.2°F
Sep 9 55.9°F 56.2°F 58.2°F
Sep 10 55.9°F 56.0°F 58.1°F
Sep 11 55.9°F 56.0°F 58.0°F
Sep 12 55.9°F 55.9°F 57.8°F
Sep 13 55.9°F 55.8°F 57.8°F
Sep 14 55.9°F 55.8°F 57.7°F
Sep 15 55.9°F 55.8°F 57.6°F
Sep 16 55.9°F 55.7°F 57.5°F
Sep 17 55.9°F 55.7°F 57.3°F
Sep 18 55.8°F 55.1°F 57.2°F
Sep 19 55.9°F 55.6°F 57.1°F
Sep 20 55.9°F 55.4°F 57.0°F
Sep 21 55.8°F 54.5°F 56.9°F
Sep 22 55.9°F 54.6°F 57.0°F
Sep 23 55.9°F 54.8°F 56.9°F
Sep 24 55.9°F 54.9°F 56.9°F
Sep 25 55.9°F 55.0°F 56.8°F
Sep 26 56.0°F 55.1°F 56.9°F
Sep 27 56.0°F 55.2°F 56.8°F
Sep 28 55.9°F 55.3°F 56.7°F
Sep 29 55.9°F 55.3°F 56.6°F
Sep 30 55.8°F 55.3°F 56.6°F

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, 54.6°F in Summer, and 54.5°F in Autumn. September's average temperature is a slight drop from August's average of 56.4°F. In October, the temperature is expected to decrease further, potentially averaging around 54.9°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Alexandria 48.4°F 60mi
Dumbarton 48.3°F 64mi
Houston 48.3°F 69mi

* current water temperature in this city

** straight line distance from Fort William