Weather in Diamond Head, Honolulu, United States in January

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Visiting Diamond Head, Honolulu, United States in January

The weather in January is slightly cooler than the previous month. January has average maximum temperatures of 27°C (80°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day. It is a good time for sunbathing in Diamond Head.

January has total rainfall of 8.9cm (3.5inches) making it mostly dry with only intermittent light showers. There are only 12.2 days with some rainfall so you can still enjoy the beach on the majority of days.

Sea temperatures are a very warm 25°C (78°F). January is an excellent month for swimming in Diamond Head with very comfortable temperatures for bathing all day. The sea temperature in January is slightly warmer than the previous month.

January brings a mix of sunny and rainy days to Diamond Head, Honolulu. The weather can be quite unpredictable, with brief showers followed by sunshine. The ocean is relatively calm, making it suitable for swimming, snorkeling, and diving. However, the waves on the North Shore are larger during this time, attracting surfers to those areas instead. Consider visiting Diamond Head in the months of June, July, August, October, for the best beach weather. Also consider one of our other suggestions for January.

Can you sunbathe in Diamond Head in January?

Yes, January is a good time for sunbathing in Diamond Head.

January has average maximum temperatures of 27°C (80°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day. January has total rainfall of 8.9cm (3.5inches) making it mostly dry with only intermittent light showers. There are only 12.2 days with some rainfall so you can still enjoy the beach on the majority of days.

More about January temperature and sunshine.

Can you swim in Diamond Head in January?

Yes, January is an excellent month for swimming in Diamond Head with very warm sea temperatures 25°C (78°F).

More about January sea temperatures.

Is January a good time to holiday in Diamond Head?

Yes, January is a good time for a holiday in Diamond Head.

January has average maximum temperatures of 27°C (80°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day. January has total rainfall of 8.9cm (3.5inches) making it mostly dry with only intermittent light showers. There are only 12.2 days with some rainfall so you can still enjoy the beach on the majority of days. It is a good time for sunbathing in Diamond Head. Sea temperatures are a very warm 25°C (78°F). January is an excellent month for swimming in Diamond Head with very comfortable temperatures for bathing all day.

More about the January temperatures and sunshine.

Is Diamond Head warm in January?

Yes, Diamond Head is very warm and perfect for sunbathing on clear days in January.

The average maximum temperature in Diamond Head in January is 27°C (80°F). The average maximum temperature is 27°C (81°) in the previous month and 27°C (80°F) in the next month.

The average temperature in Diamond Head in January is 23°C (74°F). The average temperature is 24°C (75°F) in the previous month and 23°C (74°F) in the next month.

More info about the January temperatures and sunshine.

How sunny is Diamond Head in January?

The average day light hours per day in Diamond Head in January are 11. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day.

More about January sunshine.

Crowds in Diamond Head in January

January is considered the off-peak season in Honolulu, with fewer tourists compared to other months. However, the beach at Diamond Head can still get moderately crowded due to the pleasant weather and the celebration of New Year's Day. The Pro Bowl, an annual NFL all-star game, can also attract crowds to the area.

Temperature in Diamond Head in January

The weather in January is slightly cooler than the previous month. The average maximum temperature in Diamond Head in January is 27°C (80°F). The average maximum temperature is 27°C (81°F) in the previous month and 27°C (80°F) in the next month.

The average temperature in Diamond Head in January is 23°C (74°F). The average temperature is 24°C (75°F) in the previous month and 23°C (74°F) in the next month.

The average minimum temperature in Diamond Head in January is 20°C (67°F). The minimum temperature is 21°C (69°F) in the previous month and 20°C (68°F) in the next month.

Sunshine in Diamond Head in January

The days in January are marginally longer than the previous month and the days continue to get marginally longer into February. January has a slightly more hours of sunshine than the previous month. During January the average day light hours are 11 per day in Diamond Head. The sunshine percentage is 50% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day.

The ultraviolet index in Diamond Head in January is typically 7.1 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 Diamond Head in January

The average sea water temperature in Diamond Head in January is 25.4°C (77.7°F) which is warm and pleasant for relaxing and swimming for long periods. The sea temperature in January is slightly warmer than the previous month.

Rainfall in Diamond Head in January

January weather is marginally wetter than the previous month and rainfall continues to rise slightly into February. January has a few more days of rain than the previous month. The average total rainfall in Diamond Head in January is 8.9cm (3.5inches) and on average there are 12.2 rainy days in January making it a pretty wet time to visit the beach.

Humidity in Diamond Head in January

The maximum dew point (an indicator of humidity) in Diamond Head in January is 19°C (66°F) which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 20°C (67°F) in the previous month and 18°C (18°F) in the next month.

The average maximum relative humidity in Diamond Head in January is typically 86.3%. The maximum relative humidity is 85.6% in the previous month and 82.9% in the next month.

The average relative humidity in Diamond Head in January is typically 72%. The average relative humidity is 71.4% in the previous month and 68.7% in the next month.

Wind Speed in Diamond Head in January

The average maximum wind speed in Diamond Head in January is typically 29KM/H (18MPH). The average maximum wind speed is 30KM/H (19MPH) in the previous month and 29KM/H (18MPH) in the next month.

The average wind speed in Diamond Head in January is typically 14KM/H (8MPH). The average wind speed is 14KM/H (9MPH) in the previous month and 14KM/H (9MPH) in the next month.

The average wind direction in Diamond Head in January is from the North.

Monthly Averages

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