Orkney Islands weather

Our guide to the weather in the Orkney Islands during August

14

Average high

3

UV Index

111mm

Monthly rainfall

84%

Humidity

We've looked at the most up-to-date weather data for the Orkney Islands, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about the Orkney Islands weather in August.

What's the temperature like in the Orkney Islands during August?

August is typically the warmest month in the Orkney Islands, although that's nothing to write home about for us Brits. The temperature reaches around 14℃ during the daytime, falling away to 12℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in the Orkney Islands during August?

On average, there will be 7 rainy days during the month, amounting to 111.0mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in the Orkney Islands during August?

Expect moderate breeze becoming stronger at times during August, with occasional gusts up to 22mph. With moderate air temperatures, any breeze will feel cool.

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Weather in the Orkney Islands

Our month-by-month guide to the weather and climate in the Orkney Islands

7.3

Orkney Islands weather in

January
6.9

Orkney Islands weather in

February
7.3

Orkney Islands weather in

March
8.0

Orkney Islands weather in

April
9.6

Orkney Islands weather in

May
11.7

Orkney Islands weather in

June
13.5

Orkney Islands weather in

July
14.0

Orkney Islands weather in

August
13.1

Orkney Islands weather in

September
11.5

Orkney Islands weather in

October
9.7

Orkney Islands weather in

November
8.2

Orkney Islands weather in

December