May brings warmer weather and calmer ocean conditions to Tunnels Beach. Sunbathing, snorkeling, and diving become more popular as the water becomes clearer and more inviting. Surfing, windsurfing, and kitesurfing are still enjoyable but may be less challenging due to calmer surf. Also consider one of our other suggestions for May.
May is a popular month for travel to Kauai, as temperatures continue to rise and rainfall decreases. Tunnels Beach can become quite crowded during this time, especially around Memorial Day weekend when many people take advantage of the long weekend to visit the island.
The average maximum temperature in Tunnels Beach in May is 28°. The average maximum temperature is 26° in the previous month and 28° in the next month.
The average temperature in Tunnels Beach in May is 25°. The average temperature ranges is 23° in the previous month and 26° in the next month.
The average minimum temperature in Tunnels Beach in May is 22°. The minimum temperature is 21° in the previous month and 23° in the next month.
The average day light hours per day in Tunnels Beach in May are 13.2 and there are 8.2 hours of sunshine per day on average during May making it a sunny month with few clouds.
The ultraviolet index in Tunnels Beach in May is typically 12.5 during May. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. 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 Tunnels Beach in May is 26° which is very warm and ideal for relaxing and swimming for the whole day.
The average total rainfall in Tunnels Beach in May is 5.5cm and on average there are 18.1 rainy days in May making it a wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Tunnels Beach in May is 21° which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 20° in the previous month and 21° in the next month.
The average maximum relative humidity in Tunnels Beach in May is typically 86.3%. The maximum relative humidity is 86.1% in the previous month and 84.8% in the next month.
The average relative humidity in Tunnels Beach in May is typically 74.6%. The average relative humidity is 74.9% in the previous month and 73.4% in the next month.
The average maximum wind speed in Tunnels Beach in May is typically 30kmh. The average maximum wind speed is 33kmh in the previous month and 33kmh in the next month.
The average wind speed in Tunnels Beach in May is typically 19kmh. The average wind speed is 22kmh in the previous month and 22kmh in the next month.
The average wind direction in Tunnels Beach in May is from the North-Northeast.