Argyll and Loch Lomond mountain weather forecast.

The Arrochar Alps, Crianlarich and Argyll hills. Height-aware guidance for wind, cloud, rain and temperature.

Choose your hills and day.

Each regional brief uses a high-ground level that suits the terrain—from 500 m on Dartmoor and in the Peak District to 900 m in the highest ranges.

Mountain Weather brief

Argyll and Loch Lomond

Monday 24 August 2026 · The Arrochar Alps, Crianlarich and Argyll hills

Confidence: Medium

Why: This is a short-range forecast, but its detailed model-agreement check is not available; check the stated ranges and hazards.

What matters most

Mostly dry conditions. A noticeable southerly breeze, with many tops staying clear.

High-ground wind · 900 m15 mph southerly Gusts · 900 m25 mph Cloud base1000-1600 m Feels like · 900 m4°C

High-ground wind (900 m)

Southerly around 15 mph at 900 m. Gusts reaching around 25 mph at 900 m, with locally higher values possible on the most exposed tops. Little overall change through the day.

Walking impact

Noticeable on exposed ground, but unlikely to impede most walking.

Rain and showers

Mostly dry.

Cloud-free summits

Around 70%. Around 60% early, improving to around 90% later.

Cloud and visibility

Cloud bases mostly around 1000-1600 m. Bases should tend to lift as the day goes on. Many higher summits should stay clear, with useful views for much of the day.

Temperature and wind chill

Around 8°C at 900 m, feeling like 4°C in the wind.

Freezing level

Above the summits.

Daylight

Sunrise 06:05 — Sunset 20:36 — about 14.5 hours daylight.

Updated 24 August 2026 at 04:40 UTC. How this forecast is produced.

Stay near Argyll and Loch Lomond.

Use Ben More as a practical starting point for whole-home stays with a useful drive to established walking routes.

Accommodation links are affiliate links. Availability and prices may come from Snaptrip, Cottages.com or Stay22 partners for the dates you choose.

Forecasts built around recognisable hill country.

Twenty distinct regions replace inherited service boundaries. Each uses a representative height suited to its terrain; named summits retain their exact height and exposure.