April weather forecast
Fort William, United Kingdom

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Weather in April

April in Fort William brings more evident signs of Spring. The most obvious indication is the drastic drop in snowfall, reaching almost negligible levels at 3mm (0.12"). Longer daylight hours encourage people to venture out, soaking in the warm sun rays and the vibrant colors of Spring. Outdoor activities become a delight, whether it's a quiet walk in the park lined with blooming flowers or an adventurous hike in the surrounding countryside. April's weather prompts thicker coats to retreat to wardrobes, replaced by lighter jackets and sweatshirts.

Temperature

With the onset of April in Fort William, the average high-temperature subtly transitions from a wintry 5.6°C (42.1°F) in March to a frosty 9°C (48.2°F). April generally records an average low-temperature of 2.8°C (37°F).

Humidity

The months with the lowest humidity in Fort William are April and May, with an average relative humidity of 83%.

Rainfall

April is the month with the least rainfall in Fort William. Rain falls for 18.7 days and accumulates 47mm (1.85") of precipitation.

Snowfall

January through April, October through December are months with snowfall in Fort William. April is the last month it regularly snows in Fort William. During 0.9 snowfall days, in April, Fort William aggregates 3mm (0.12") of snow. In Fort William, during the entire year, snow falls for 20.4 days and aggregates up to 327mm (12.87") of snow.

Sea temperature

In April, the average sea temperature is 8°C (46.4°F).
Note: Dipping into 8°C (46.4°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.

Daylight

In April, the average length of the day in Fort William is 14h and 19min.
On the first day of April, sunrise is at 6:48 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 9:01 pm BST.

Sunshine

In Fort William, the average sunshine in April is 5.6h.

UV index

In April, the average daily maximum UV index in Fort William is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in April interprets into the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

What are April temperatures in Fort William?

The average high-temperature and low-temperature in Fort William, United Kingdom, during April are 9°C (48.2°F) and 2.8°C (37°F) respectively.

What are the least humid months in Fort William?

The months with the lowest humidity in Fort William are April and May, with an average relative humidity of 83%.

What is the average humidity in April in Fort William?

The average relative humidity in April in Fort William, United Kingdom, is 83%.

What is the driest month in Fort William?

April is the month with the least rainfall in Fort William. Rain falls for 18.7 days and accumulates 47mm (1.85") of precipitation.

How many days does it rain in April in Fort William?

In April, in Fort William, United Kingdom, the rain falls for 18.7 days. Throughout April, 47mm (1.85") of precipitation is accumulated.

What is the last month it snows in Fort William?

April is the last month it regularly snows in Fort William, United Kingdom. During 0.9 snowfall days, in April, Fort William aggregates 3mm (0.12") of snow.

How cold is the water in April in Fort William?

In April, the average sea temperature in Fort William, United Kingdom, is 8°C (46.4°F). Swimming in 8°C (46.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in April in Fort William?

In Fort William, the average day length in April is 14h and 19min.

When are sunrise and sunset in April in Fort William?

In April, on the first day of the month, sunrise is at 6:48 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 9:01 pm BST.

How many hours of sunshine does Fort William have in April?

The average sunshine duration in April in Fort William, United Kingdom, is 5.6h.

What is the UV index intensity in April in Fort William?

In April, the average daily maximum UV index in Fort William is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Fort William, United Kingdom

Average temperature in April - Fort William, United Kingdom
  • Average high temperature in April: 9°C

The warmest month (with the highest average high temperature) is July (14.8°C).
The month with the lowest average high temperature is January (2.9°C).

  • Average low temperature in April: 2.8°C

The month with the highest average low temperature is July (8.5°C).
The coldest month (with the lowest average low temperature) is February (-0.4°C).

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Average pressure in April
Fort William, United Kingdom

Average pressure in April - Fort William, United Kingdom
  • Average pressure in April: 1014mbar

The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is November (1005.9mbar).

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Average wind speed in April
Fort William, United Kingdom

Average wind speed in April - Fort William, United Kingdom
  • Average wind speed in April: 13km/h

The windiest month (with the highest average wind speed) is January (15.7km/h).
The calmest month (with the lowest average wind speed) is June (9.6km/h).

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Average humidity in April
Fort William, United Kingdom

Average humidity in April - Fort William, United Kingdom
  • Average humidity in April: 83%

The months with the highest relative humidity are January, November and December (92%).
The months with the lowest relative humidity are April and May (83%).

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Average rainfall in April
Fort William, United Kingdom

Average rainfall in April - Fort William, United Kingdom
  • Average rainfall in April: 47mm

The wettest month (with the highest rainfall) is December (133mm).
The driest month (with the least rainfall) is April (47mm).

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Average rainfall days in April
Fort William, United Kingdom

Average rainfall days in April - Fort William, United Kingdom
  • Average rainfall days in April: 18.7 days

The month with the highest number of rainy days is August (24.9 days).
The month with the least rainy days is February (17.4 days).

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Average snowfall in April
Fort William, United Kingdom

Average snowfall in April - Fort William, United Kingdom
  • Average snowfall in April: 3mm

The month with the highest snowfall is February (99mm).
The months with the least snowfall are May, June, July, August and September (0mm).

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Average snowfall days in April
Fort William, United Kingdom

Average snowfall days in April - Fort William, United Kingdom
  • Average snowfall days in April: 0.9 days

The month with the highest number of snowfall days is February (5.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in April
Fort William, United Kingdom

Average sea temperature in April - Fort William, United Kingdom
  • Average sea temperature in April: 8°C

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).

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Average daylight in April /
Average sunshine in April
Fort William, United Kingdom

Average daylight in April / Average sunshine in April - Fort William, United Kingdom
  • Average daylight in April: 14h and 2min

The month with the longest days is June (Average daylight: 17h and 42min).
The month with the shortest days is December (Average daylight: 6h and 54min).

  • Average sunshine in April: 5h and 4min

The month with the most sunshine is June (Average sunshine: 5h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 48min).

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Average sunshine days in April
Fort William, United Kingdom

Average sunshine days in April - Fort William, United Kingdom
  • Average sunshine days in April: 8.5 days

The month with the most sunshine days is April (8.5 days).
The month with the least sunshine days is August (3.5 days).

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Average UV index in April
Fort William, United Kingdom

Average UV index in April - Fort William, United Kingdom
  • Average UV index in April: 2

The months with the highest UV index are May, June, July, August and September (UV index 3).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in April
Fort William, United Kingdom

Average cloud cover in April - Fort William, United Kingdom
  • Average cloud cover in April: 64

The month with the most cloud cover is August (Cloud cover 77).
The month with the least cloud cover is April (Cloud cover 64).

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Average visibility in April
Fort William, United Kingdom

Average visibility in April - Fort William, United Kingdom
  • Average visibility in April: 8km

The months with the highest visibility are February, March, April, May, June and October (8km).
The months with the lowest visibility are January, July, August, September, November and December (7km).

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Fort William, United Kingdom

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