Weather in Isles of Scilly, United Kingdom in May

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Visiting Isles of Scilly, United Kingdom in May

The weather in May is warmer than the previous month and temperatures continue to rise into June. May has average maximum temperatures of 14°C (57°F) which is too cold for sunbathing. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 7.7 hours of sunshine per day. It is not a good time for sunbathing in Isles of Scilly.

May has total rainfall of 0.8cm (0.3inches) making it predominantly dry with occasional light showers on very few days. There are just 9.6 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.

Sea temperatures are a cold 11°C (52°F). May is too cold for swimming in Isles of Scilly for any length of time, unless you have a wetsuit. The sea temperature in May is marginally warmer than the previous month and temperatures continue to rise into June.

Consider visiting Isles of Scilly in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for May.

Can you sunbathe in Isles of Scilly in May?

No, May is not a good time for sunbathing in Isles of Scilly.

May has average maximum temperatures of 14°C (57°F) which is too cold for sunbathing. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 7.7 hours of sunshine per day. May has total rainfall of 0.8cm (0.3inches) making it predominantly dry with occasional light showers on very few days. There are just 9.6 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.

More about May temperature and sunshine.

Can you swim in Isles of Scilly in May?

No, May is too cold for swimming in Isles of Scilly for any length of time, with the sea water at 11°C (52°F), unless you have a wetsuit.

More about May sea temperatures.

Is May a good time to holiday in Isles of Scilly?

No, May is not a good time for a holiday in Isles of Scilly.

May has average maximum temperatures of 14°C (57°F) which is too cold for sunbathing. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 7.7 hours of sunshine per day. May has total rainfall of 0.8cm (0.3inches) making it predominantly dry with occasional light showers on very few days. There are just 9.6 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days. It is not a good time for sunbathing in Isles of Scilly. Sea temperatures are a cold 11°C (52°F). May is too cold for swimming in Isles of Scilly for any length of time, unless you have a wetsuit.

More about the May temperatures and sunshine.

Is Isles of Scilly warm in May?

No, Isles of Scilly is too cold for sunbathing in May.

The average maximum temperature in Isles of Scilly in May is 14°C (57°F). The average maximum temperature is 12°C (53°) in the previous month and 17°C (62°F) in the next month.

The average temperature in Isles of Scilly in May is 12°C (54°F). The average temperature is 10°C (50°F) in the previous month and 15°C (59°F) in the next month.

More info about the May temperatures and sunshine.

How sunny is Isles of Scilly in May?

The average day light hours per day in Isles of Scilly in May are 15.4. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 7.7 hours of sunshine per day.

More about May sunshine.

Temperature in Isles of Scilly in May

The weather in May is warmer than the previous month and temperatures continue to rise into June. The average maximum temperature in Isles of Scilly in May is 14°C (57°F). The average maximum temperature is 12°C (53°F) in the previous month and 17°C (62°F) in the next month.

The average temperature in Isles of Scilly in May is 12°C (54°F). The average temperature is 10°C (50°F) in the previous month and 15°C (59°F) in the next month.

The average minimum temperature in Isles of Scilly in May is 11°C (51°F). The minimum temperature is 9°C (48°F) in the previous month and 13°C (56°F) in the next month.

Sunshine in Isles of Scilly in May

The days in May are much longer than the previous month and the days continue to get slightly longer into June. May has slightly more hours of sunshine than the previous month and hours of sunshine continue to rise into June. During May the average day light hours are 15.4 per day in Isles of Scilly. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 7.7 hours of sunshine per day.

The ultraviolet index in Isles of Scilly in May is typically 6.8 during May. An ultraviolet index reading of 6 to 7 indicates a high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 20 minutes. Protection against skin and eye damage is needed. Tanning will be safest before 10am and after 4pm. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Isles of Scilly in May

The average sea water temperature in Isles of Scilly in May is 11°C (51.8°F) which is very cold and bracing, it's not recommended you swim with out a full wet suit. The sea temperature in May is marginally warmer than the previous month and temperatures continue to rise into June.

Rainfall in Isles of Scilly in May

May weather is slightly drier than the previous month. May has fewer days of rain than the previous month. The average total rainfall in Isles of Scilly in May is 0.8cm (0.3inches) and on average there are 9.6 rainy days in May making it a quite rainy time to visit the beach.

Humidity in Isles of Scilly in May

The maximum dew point (an indicator of humidity) in Isles of Scilly in May is 11°C (52°F) which is very comfortable. The dew point is 9°C (48°F) in the previous month and 13°C (13°F) in the next month.

The average maximum relative humidity in Isles of Scilly in May is typically 91.6%. The maximum relative humidity is 91.5% in the previous month and 91.8% in the next month.

The average relative humidity in Isles of Scilly in May is typically 83%. The average relative humidity is 82.3% in the previous month and 82.4% in the next month.

Wind Speed in Isles of Scilly in May

The average maximum wind speed in Isles of Scilly in May is typically 32KM/H (20MPH). The average maximum wind speed is 33KM/H (21MPH) in the previous month and 30KM/H (18MPH) in the next month.

The average wind speed in Isles of Scilly in May is typically 24KM/H (15MPH). The average wind speed is 24KM/H (15MPH) in the previous month and 22KM/H (13MPH) in the next month.

The average wind direction in Isles of Scilly in May is from the North West.

Monthly Averages

Suggested Beaches in May

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.