Weather in Kailua, United States in January

So you're interested in going to Kailua, United States in January

January is a hot and rainy time for sunbathing in Kailua. January is an excellent month for swimming in Kailua with very warm sea temperatures. Consider visiting Kailua in the months of May, June, August, September, for the best beach weather. Also consider one of our other suggestions for January.

Temperature in Kailua in January

The average maximum temperature in Kailua in January is 26°. The average maximum temperature is 26° in the previous month and 25° in the next month.

The average temperature in Kailua in January is 23°. The average temperature ranges is 24° in the previous month and 23° in the next month.

The average minimum temperature in Kailua in January is 21°. The minimum temperature is 22° in the previous month and 21° in the next month.

Sunshine in Kailua in January

The average day light hours per day in Kailua in January are 11 and there are 5.5 hours of sunshine per day on average during January making it a sunny month that is overcast at times.

The ultraviolet index in Kailua in January is typically 7 during January. 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.

Sea Temperature in Kailua in January

The average sea water temperature in Kailua in January is 25.5° which is warm and pleasant for relaxing and swimming for long periods.

Rainfall in Kailua in January

The average total rainfall in Kailua in January is 9.5cm and on average there are 19.3 rainy days in January making it a wet time to visit the beach.

Humidity in Kailua in January

The maximum dew point (an indicator of humidity) in Kailua in January is 20° which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 21° in the previous month and 19° in the next month.

The average maximum relative humidity in Kailua in January is typically 86.5%. The maximum relative humidity is 87.7% in the previous month and 85.8% in the next month.

The average relative humidity in Kailua in January is typically 74.4%. The average relative humidity is 75.9% in the previous month and 73.4% in the next month.

Wind Speed in Kailua in January

The average maximum wind speed in Kailua in January is typically 23kmh. The average maximum wind speed is 21kmh in the previous month and 23kmh in the next month.

The average wind speed in Kailua in January is typically 11kmh. The average wind speed is 11kmh in the previous month and 12kmh in the next month.

The average wind direction in Kailua in January is from the East-Northeast.

Monthly Averages

Suggested Beaches in January

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