Also consider one of our other suggestions for April.
The average maximum temperature in Oahu Island in April is 26°. The average maximum temperature is 26° in the previous month and 27° in the next month.
The average temperature in Oahu Island in April is 23°. The average temperature ranges is 22° in the previous month and 24° in the next month.
The average minimum temperature in Oahu Island in April is 20°. The minimum temperature is 19° in the previous month and 21° in the next month.
The average day light hours per day in Oahu Island in April are 12.6 and there are 6.8 hours of sunshine per day on average during April making it a quite sunny month with some cloud cover.
The ultraviolet index in Oahu Island in April is typically 12.2 during April. 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 Oahu Island in April is 25° which is warm and pleasant for relaxing and swimming for long periods.
The average total rainfall in Oahu Island in April is 12.1cm and on average there are 16.6 rainy days in April making it a wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Oahu Island in April is 19° which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 19° in the previous month and 20° in the next month.
The average maximum relative humidity in Oahu Island in April is typically 85.7%. The maximum relative humidity is 87.3% in the previous month and 85.9% in the next month.
The average relative humidity in Oahu Island in April is typically 72.7%. The average relative humidity is 74.4% in the previous month and 72.5% in the next month.
The average maximum wind speed in Oahu Island in April is typically 28kmh. The average maximum wind speed is 29kmh in the previous month and 26kmh in the next month.
The average wind speed in Oahu Island in April is typically 15kmh. The average wind speed is 15kmh in the previous month and 14kmh in the next month.
The average wind direction in Oahu Island in April is from the East-Northeast.
