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Isle of Skye in August: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Isle of Skye in August is climatically mixed. The average daily high is around 15 °C, and the sea is about 14 °C. With about 21 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
30/100 · #2
Warmth
#1
Dryness
#8
Sun
#4
Sea warmth
#1
Published best categories: none
Isle of Skye · AugustPhoto: rboed* · CC BY 2.0Climate facts
- Average high
- 15 °C
- Average low
- 12 °C
- Sea
- 14 °C
- Rainy days (est.)
- 21 rainy days (est.)
- Sun (est.)
- 5 h/day
- Humidity
- 87 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| July | 15 | 12 | 21 | 108 | 5.5 | 87 | 4.1 | 13 | 31 |
| August (selected) | 15 | 12 | 21 | 119 | 4.5 | 87 | 4.5 | 14 | 30 |
| September | 14 | 11 | 20 | 125 | 3.0 | 86 | 5.2 | 14 | 26 |
How do the previous and next months compare?
Baseline: August (30/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| July | +1 | -0.2 °C | -0.3 °C | ±0 | -11.3 mm | +1 h | -0.2 % | -0.4 m/s | -0.7 °C |
| September | -4 | -1.2 °C | -1.1 °C | -1.1 | +6.2 mm | -1.5 h | -0.4 % | +0.8 m/s | -0.3 °C |
All twelve months in context

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Where to stay in Isle of Skye
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Useful next decisions
Frequently asked questions
How warm is Isle of Skye in August?
The average daily high is around 15 °C, with an average daily low of about 12 °C.
Can you swim in Isle of Skye in August?
The sea is about 14 °C (cold).
Does it rain a lot in Isle of Skye in August?
The curated estimate is about 21 rainy days per month, not a directly measured long-term average. Total precipitation averages around 119 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Isle of Skye?
No month in Isle of Skye reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.