Fort William
United Kingdom
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Fort William, United Kingdom

January, the same as December, is a wintry winter month in Fort William, United Kingdom, with average temperature varying between -1°C (30.2°F) and 4°C (39.2°F). With an average high-temperature of 4°C (39.2°F) and an average low-temperature of -1°C (30.2°F), January is the coldest month. Weather in January »
February, the last month of the winter, in Fort William, is another cold month, with average temperature varying between 5°C (41°F) and -1°C (30.2°F). In February, the average high-temperature is almost the same as in January - a still wintry 5°C (41°F). Weather in February »

The first month of the spring, March, is a chilly month in Fort William, United Kingdom, with average temperature varying between 6°C (42.8°F) and 0°C (32°F). In March, the average high-temperature is relatively the same as in February - a frosty 6°C (42.8°F). Weather in March »

April is a fresh spring month in Fort William, United Kingdom, with average temperature fluctuating between 10°C (50°F) and 1°C (33.8°F). In April, the average high-temperature marginally rises, from a chilly 6°C (42.8°F) in March, to a cool 10°C (50°F). Weather in April »

The last month of the spring, May, is a moderate month in Fort William, United Kingdom, with average temperature fluctuating between 13°C (55.4°F) and 4°C (39.2°F). In Fort William, United Kingdom, the average high-temperature in May marginally rises, from a fresh 10°C (50°F) in April, to a mild 13°C (55.4°F). Weather in May »

June, the first month of the summer, in Fort William, is still a mild month, with average temperature ranging between max 15°C (59°F) and min 7°C (44.6°F). In Fort William, the average high-temperature in June is relatively the same as in May - a still mild 15°C (59°F). Weather in June »

July is an enjoyable summer month in Fort William, United Kingdom, with average temperature fluctuating between 16°C (60.8°F) and 8°C (46.4°F). July and August, with an average high-temperature of 16°C (60.8°F), are the warmest months. Weather in July »

The last month of the summer, August, is also an enjoyable month in Fort William, United Kingdom, with average temperature ranging between min 8°C (46.4°F) and max 16°C (60.8°F). July and August, with an average high-temperature of 16°C (60.8°F), are the warmest months. Weather in August »

September, the first month of the autumn, in Fort William, is still a mild month, with average temperature varying between 14°C (57.2°F) and 7°C (44.6°F). In September, the average high-temperature is relatively the same as in August - a moderate 14°C (57.2°F). Weather in September »

October, like September, in Fort William, United Kingdom, is another fresh autumn month, with average temperature ranging between max 11°C (51.8°F) and min 5°C (41°F). In Fort William, the average high-temperature marginally drops, from a moderate 14°C (57.2°F) in September, to a fresh 11°C (51.8°F). Weather in October »

The last month of the autumn, November, is another chilly month in Fort William, United Kingdom, with average temperature ranging between max 7°C (44.6°F) and min 1°C (33.8°F). In Fort William, United Kingdom, the average high-temperature in November marginally drops, from a fresh 11°C (51.8°F) in October, to a chilly 7°C (44.6°F). Weather in November »

The first month of the winter, December, is still a cold month in Fort William, United Kingdom, with average temperature varying between 5°C (41°F) and 0°C (32°F). In December, the average high-temperature is relatively the same as in November - a cold 5°C (41°F). Weather in December »

What is the coldest month in Fort William?

With an average high-temperature of 4°C (39.2°F) and an average low-temperature of -1°C (30.2°F), January is the coldest month in Fort William.

How much does it rain in Fort William?

In Fort William, during the entire year, the rain falls for 254 days and collects up to 2682mm (105.6") of precipitation.

What is the month with the least sunshine in Fort William?

Months with the least sunshine in Fort William are January, November and December, with an average of 1h of sunshine.

What are the months with the lowest UV index in Fort William?

January and December, with an average maximum UV index of 0, are months with the lowest UV index.

What month is the sea coldest in Fort William?

With an average sea temperature of 7.1°C (44.8°F), March is the month with the coldest seawater.

What is the driest month in Fort William?

April is the month with the least rainfall in Fort William. Rain falls for 18 days and accumulates 127mm (5") of precipitation.

What are the months with the most sunshine in Fort William?

May and June, with an average of 5h of sunshine, are months with the most sunshine.

What is the month with the highest UV index in Fort William?

Months with the highest UV index in Fort William are May through August, with an average maximum UV index of 5.

When are the longest days in Fort William?

June has the longest days of the year, with an average of 17.7h of daylight.

What is the warmest month in Fort William?

July and August, with an average high-temperature of 16°C (60.8°F), are warmest months in Fort William.

What is the month with the warmest sea water in Fort William?

August is the month with the warmest seawater in Fort William, United Kingdom, with an average sea temperature of 13.4°C (56.1°F).

What is the rainiest month in Fort William?

The month with the most rainfall is October when the rain falls for 24 days and typically aggregates up to 304mm (12") of precipitation.

What is the month with the shortest days in Fort William?

With an average of 6.9h of daylight, December has the shortest days of the year in Fort William, United Kingdom.
Average rainfall - Fort William, United Kingdom

The wettest month (with the highest rainfall) is October (304mm).
The driest month (with the lowest rainfall) is April (127mm).

Average rainfall days - Fort William, United Kingdom

Months with the highest number of rainy days are January, October and December (24 days).
Months with the lowest number of rainy days are February and April (18 days).

Average sea temperature - Fort William, United Kingdom

The best month for swimming (with the highest average sea temperature) is August (13.4°C).
The coldest month (with the lowest average sea temperature) is March (7.1°C).

Average daylight / Average sunshine - Fort William, United Kingdom
Average UV index - Fort William, United Kingdom