Mountain Weather
Information Service
Cairngorms NP and Monadhliath Forecast

Cairngorms NP and Monadhliath

Cairngorms National Park and Monadhliath. Also includes the Ben Alder area hills between Loch Ericht and Loch Laggan.

Today's Forecast

Windy, walking impeded
Heavy snow and hail showers, isolated lightning
Cold

Click an icon for more information or click here for a key to all icons.

Click here to download the latest PDF Last Updated Wed 13th May 26 at 7:00AM Last Updated Wed 13th May 26 at 7:00AM
View our low-graphics version Last Updated Wed 13th May 26 at 7:00AM Last Updated Wed 13th May 26 at 7:00AM

Viewing Forecast For

Cairngorms NP and Monadhliath
Wednesday 13th May 2026
Last updated Wed 13th May 26 at 7:00AM

Summary for all mountain areas

Cold for the time of year, with a cyclonic and unstable north-westerly bringing an increasingly widespread showery day across the hills. Showers heavy, with hail and risk of isolated thunder. Snow falling above around 700m. Gusty north-westerly winds, particularly strong and turbulent in and around the showers.

Headline for Cairngorms NP and Monadhliath

Cold, blustery and showery with hail and above 600-700m snow. Risk thunder.

How windy? (On the Munros)

Northwesterly 25mph, at times 30mph higher Cairngorms, tending to increase later in day.

Effect of the wind on you?

Significant wind chill, blustery on high terrain, may start to affect comfortable walking in exposure, buffeting gusts.

How Wet?

Showery, hail and hill snow

Showers focused on northern areas early morning, but becoming widespread, heavy bursts with hail, risk isolated thunder; snow often falling on the Munros, at times down to 600-700m in north.

Cloud on the hills?

Fairly extensive, then varying over tops

Often capping higher northern Cairngorms above 1000m in morning, tending to rise, then frequently changing over higher tops, ragged patches to 600m, but periods where breaking to clear even highest tops.

Chance of cloud free Munros?

40%

Sunshine and air clarity?

Brief bursts of bright sun and intermittently excellent visibility, but suddenly appalling where in cloud, snow or hail.

How Cold? (at 900m)

0C rising to 3C. Wind chill feeling like -10C, or nearer -15C at times on higher summits.

Freezing Level

900m early morning, rising to 1200m or above into afternoon, but lowering again in showers.

Viewing Forecast For

Cairngorms NP and Monadhliath
Thursday 14th May 2026
Last updated Wed 13th May 26 at 7:00AM

How windy? (On the Munros)

North-northwesterly 25 to 35mph, at times 40mph higher Cairngorms, squally gusts around showers.

Effect of the wind on you?

Significant wind chill for mid-May. Walking often strenuous on exposed high terrain, frequent buffeting gusts at times.

How Wet?

Showery, snow and hail

Showers most frequent in northern areas in the morning, merging into more constant precipitation locally north Cairngorms. Showers becoming widespread; some hail with snow above 700-800m.

Cloud on the hills?

Bases varied, often banked across tops.

Cloud bases varying through day, particularly in and out of showers, but banks may be fairly persistent on tops above 900-1100m. Best breaks in south.

Chance of cloud free Munros?

50%

Sunshine and air clarity?

Skies often filled in with cloud limiting the sun to glimpses. Visibility very good, but lowering to become poor or very poor in showers.

How Cold? (at 900m)

-1C to +1C. Feeling like -10 to -15C.

Freezing Level

800-1000m

Viewing Forecast For

Cairngorms NP and Monadhliath
Friday 15th May 2026
Last updated Wed 13th May 26 at 7:00AM

How windy? (On the Munros)

Northwesterly 25 to 35mph at dawn, or 40mph easternmost hills, but easing to 15 to 25mph through day.

Effect of the wind on you?

Arduous start with significant wind chill and buffeting, but hour by hour easing down, to become mostly small.

How Wet?

Scattered snow and hail showers

A scattering of snow and hail showers through the day, most frequent northern areas early in day. Snow falling above 500m initially, rising to 900-1000m.

Cloud on the hills?

Varying, concentrated over northern hills.

Bases varying through the day, with patches of banks of cloud over the tops, concentrated across the northern Cairngorms, where may persist.

Chance of cloud free Munros?

40%

Sunshine and air clarity?

Skies often filled in with cloud, limiting the sun to fleeting glimpses. Visibility very good, but lowering in showers.

How Cold? (at 900m)

-1 or -2C at dawn, but lifting to +1 to 3C into afternoon. Feeling like -10 to -15C in early wind.

Freezing Level

700-800m at dawn, will lift to 1000-1200m.

Planning Outlook

Staying notably chilly for mid-May through this week as air from the north-northwest prevails, with showers heavy at times and containing hail with snow over the tops, but over the weekend a front will edge in and bring a change to westerly winds. Next week may see ridging across England and Wales giving drier conditions, but occasional rain and blustery south-westerly winds for Scotland.