May is a warm and dry time for sunbathing in The Blue Lagoon. May is a little too cold to enjoy swimming in The Blue Lagoon for any length of time. Consider visiting The Blue Lagoon in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for May.
The average maximum temperature in The Blue Lagoon in May is 24°. The average maximum temperature is 20° in the previous month and 28° in the next month.
The average temperature in The Blue Lagoon in May is 20°. The average temperature ranges is 16° in the previous month and 24° in the next month.
The average minimum temperature in The Blue Lagoon in May is 16°. The minimum temperature is 13° in the previous month and 19° in the next month.
The average day light hours per day in The Blue Lagoon in May are 14.1 and there are 10.8 hours of sunshine per day on average during May making it a very sunny and pleasant month with long bright days.
The ultraviolet index in The Blue Lagoon in May is typically 9.5 during May. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. 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.
The average sea water temperature in The Blue Lagoon in May is 19.1° which is comfortable for swimming though some may prefer warmer water.
The average total rainfall in The Blue Lagoon in May is 0.6cm and on average there are 5.4 rainy days in May making it a dry time to visit the beach.
The maximum dew point (an indicator of humidity) in The Blue Lagoon in May is 16° which is comfortable for everyone. The dew point is 14° in the previous month and 19° in the next month.
The average maximum relative humidity in The Blue Lagoon in May is typically 90.2%. The maximum relative humidity is 93.4% in the previous month and 88.4% in the next month.
The average relative humidity in The Blue Lagoon in May is typically 68.9%. The average relative humidity is 75.7% in the previous month and 64.2% in the next month.
The average maximum wind speed in The Blue Lagoon in May is typically 26kmh. The average maximum wind speed is 28kmh in the previous month and 23kmh in the next month.
The average wind speed in The Blue Lagoon in May is typically 15kmh. The average wind speed is 16kmh in the previous month and 12kmh in the next month.
The average wind direction in The Blue Lagoon in May is from the West-Northwest.