Portree weather in August
August in Portree: cool, soaked, with clean air — fine if you can take 19 rainy days.
Updated September 2026 · climate normals from ERA5 reanalysis
#4 of 12 months in Portree · #820 of 1413 destinations to visit in August · comfort 75/100 (tier B)
- Days
- 16°C
- Nights
- 13°C
- Wet days
- 19
- Sun
- 8 h
- Humidity
- 84%
- Daylight
- 15 h

Traveller notes on Portree in August
Notes from nearby Isle of Skye (0 km away)
Portree doesn't have its own notes for August yet — these are about Isle of Skye, close enough to share the season.
August is peak season for midges here, and regulars are precise about the mechanism: the insects want warm, damp, still air and cannot survive real wind, so any day with sun, wind or rain - and this island frequently has at least one of those, often two - keeps the problem manageable. Our row backs that description almost exactly, a real 22.6 kph wind alongside 157mm of rain across 19.2 days at 84 percent humidity, with 15.9C reading as 14C over 12.5C nights. The Gulf Stream keeps temperatures mild despite the Atlantic exposure, but regulars still call the weather changeable enough to swing from awful to clear in a few hours. Those wanting to dodge midges entirely are pointed toward April or May instead. The sea is 15C. The record: 8 hours of sun and AQI 31.
Other months in Portree
Skye's own forum doesn't dress up December: dark days (barely six to seven hours of daylight by mid-month), heavy rain, and cold winds are the norm, with several posters flagging it as one of the windiest months of the year. Snow at sea level in Portree itself is unlikely - it's more a mountain phenomenon - so expect rain and low cloud rather than a white winter scene in town. The advice that comes up again and again is to stay flexible: a clear, crisp day is possible, but the safer bet is dressing for wind and rain and treating any sunshine as a bonus.
Forum posters describe June as capable of delivering '4 seasons in one day,' with wet and cold weather always a real possibility regardless of the season - but also note June has actually run drier than other months in recent years, making it a relatively favorable pick weather-wise. The standout upside is daylight: it barely gets dark, letting visitors sightsee or walk until 11:30pm and still catch a proper sunset before bed. Skye's size and mountainous terrain mean it generates its own microweather, so conditions can vary meaningfully across the island even on the same day. One seasonal heads-up: midges start becoming a real nuisance from mid-to-late June onward, particularly on the west coast, and Portree itself gets genuinely busy by late June, so booking accommodation early is standard advice.
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Portree climate normals — August
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Portree in August
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdsSkye summer crush, Isle of Skye Highland Games, Summer holidays in United Kingdom(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Portree's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherPortree's weather peaks May–July, best around June.
Best weatherFair weatherToughest weather
What's on in Portree in August
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Season
Midge season
25 May – 15 Sep · usuallyInsects & diseaseSkye midges are the reason nobody eats outside on a still evening between June and September. Wind and bright sun keep them down; damp and calm brings them out in numbers that end the walk. Source ↗
- Season
Skye summer crush
1 Jul – 25 AugSchool holidaysCrowdedBook earlyDo not arrive on Skye in July or August without a booking; people have been turned back for it. The single-track roads and the car parks at Storr and the Fairy Pools are the pinch points. Source ↗
- Festival
Isle of Skye Highland Games
5 AugSporting eventCrowdedOne day of piping, dancing and heavy events on the Lump, the wooded knoll above the harbour, in the first week of August. A small games in a spectacular spot rather than a big one. Source ↗
Nearby, and something's on
Within 300 km of Portree — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Portree?
Portree in August — FAQ
- Is August a good time to visit Portree?
- August in Portree: cool, soaked, with clean air — fine if you can take 19 rainy days. It ranks #4 of 12 months for Portree on SeasonMap's comfort score (75/100).
- What is the weather like in Portree in August?
- In August, Portree averages a daily high of 15.9°C and a low of 12.5°C, with about 157 mm of rain over roughly 19.2 rainy days.
- What is the air quality in Portree in August?
- Portree has a mean US Air Quality Index of about 31 in August.
Within 300 km: Isle of Skye's Minke whales and basking sharks around 1 Jun – 15 Sep, and Fort William's Jacobite steam train season around 1 Jun – 23 Oct.