Shetland Islands weather

Our guide to the weather in the Shetland Islands during May

9

Average high

3

UV Index

93mm

Monthly rainfall

79%

Humidity

We've looked at the most up-to-date weather data for the Shetland 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 Shetland Islands weather in May.

What's the temperature like in the Shetland Islands during May?

The temperature is extremely stable in May with average highs of 9℃ and lows just 2℃ lower at 8℃. 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 Shetland Islands during May?

On average, there will be 10 rainy days during the month, amounting to 92.7mm 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 Shetland Islands during May?

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

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Weather in the Shetland Islands

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

6.8

Shetland Islands weather in

January
6.4

Shetland Islands weather in

February
7.0

Shetland Islands weather in

March
7.8

Shetland Islands weather in

April
9.4

Shetland Islands weather in

May
11.6

Shetland Islands weather in

June
13.3

Shetland Islands weather in

July
13.8

Shetland Islands weather in

August
12.6

Shetland Islands weather in

September
10.7

Shetland Islands weather in

October
8.9

Shetland Islands weather in

November
7.4

Shetland Islands weather in

December