Best time to visit Cairngorms for mountain weather.

Typical high-ground conditions for every week and month, drawn from 40 years of weather history.

Plan beyond the forecast

Choose an area and week.

Saturday dates are highlighted because they usually unlock the widest choice of seven-night cottage stays. Other arrival days still work.

Typical conditions, not a forecastThis describes representative high ground. A difficult hill day can still be suitable for a lower-level plan.
Week 37 · 12 September

What this week is typically like on Cairngorms high ground.

Across 280 comparable historical hill days, 12% were excellent or good and 19% were poor or severe.

Check the live Cairngorms forecast →
Historically excellent or good12%280 comparable days
Excellent2%Good10%Average69%Poor19%Severe0%
Historically dry47% of daysTypical daily max gust29 mphStronger days around 38 mphTypical high ground5.2°C24-hour mean near 1,245 mExtensive cloud67% of days

September context: 14% of days across the month were excellent or good; 15% were poor or severe. Read the full September guide.

Planning a different time of year?Compare Cairngorms month by month
January to December

Cairngorms mountain weather by month.

Each month has its own detailed climate guide, with the historical balance of excellent, good, average, poor and severe days on representative high ground.

20 mountain areas

Compare another part of the UK.

Each page includes weekly and monthly high-ground climate summaries, a highlighted Saturday planner and nearby accommodation.