May is a warm and very dry time for sunbathing in Greece. May is a little too cold to enjoy swimming in Greece for any length of time. Consider visiting Greece 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 Greece in May is 23°. The average maximum temperature is 19° in the previous month and 28° in the next month.
The average temperature in Greece 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 Greece in May is 16°. The minimum temperature is 13° in the previous month and 20° in the next month.
The average day light hours per day in Greece in May are 14.2 and there are 10 hours of sunshine per day on average during May making it a sunny month with few clouds.
The ultraviolet index in Greece in May is typically 9.3 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 Greece in May is 18.2° which is cool for swimming, shorty wetsuit may help you extend your time in the water.
The average total rainfall in Greece in May is 1.2cm and on average there are 4.2 rainy days in May making it a very dry time to visit the beach.
The maximum dew point (an indicator of humidity) in Greece in May is 16° which is comfortable for everyone. The dew point is 12° in the previous month and 19° in the next month.
The average maximum relative humidity in Greece in May is typically 84.6%. The maximum relative humidity is 85.1% in the previous month and 81.1% in the next month.
The average relative humidity in Greece in May is typically 66.7%. The average relative humidity is 69% in the previous month and 62.4% in the next month.
The average maximum wind speed in Greece in May is typically 24kmh. The average maximum wind speed is 25kmh in the previous month and 25kmh in the next month.
The average wind speed in Greece in May is typically 12kmh. The average wind speed is 14kmh in the previous month and 13kmh in the next month.
The average wind direction in Greece in May is from the West.