January weather forecast
Kaanapali, HI

Share
Palm trees on green grass overlooking the famous Kaanapali beach in Hawaii
Palm trees on green grass overlooking the famous Kaanapali beach in Hawaii

Weather in January

January kicks off the year with moderately warm temperatures in Kaanapali, Hawaii. With relative humidity recorded at 75%, the climate can feel rather humid. Coupled with the lowest maximum wind speed of 11.2mph (18km/h) for the year, the air can feel significantly still and thick. Expect the month to be predominantly clear, given the cloud coverage of only 26%. The calm yet humid conditions continue throughout the month, marking the quintessential Hawaiian winter.

Temperature

With the transition into January, Kaanapali notes an average high-temperature of a still moderately hot 74.8°F (23.8°C), closely resembling December. Kaanapali's average nighttime temperature in January modestly descends to a pleasant 71.6°F (22°C).

Humidity

The months with the lowest humidity are January through March, September and November, with an average relative humidity of 75%.

Rainfall

In Kaanapali, during January, the rain falls for 9.9 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Kaanapali, during the entire year, the rain falls for 112.6 days and collects up to 7.91" (201mm) of precipitation.

Ocean temperature

In Kaanapali, in January, the average water temperature is 76.6°F (24.8°C).
Note: The cold tolerance of an individual, along with sunshine, wind, and the temperature of the environment, affects the enjoyment of swimming in 76.6°F (24.8°C) waters. (Olympic swimmers participate in waters ranging from 77°F (25°C) to 82.4°F (28°C).)

Daylight

In January, the average length of the day is 11h and 2min.
On the first day of January in Kaanapali, Hawaii, sunrise is at 7:03 am and sunset at 5:56 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:16 pm HST.

Sunshine

In Kaanapali, the average sunshine in January is 8.3h.

UV index

The months with the lowest UV index in Kaanapali, Hawaii, are January through June, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In January, the UV index of 6 transforms into the following advice:
Shield from overexposure. Defense against sun-related harm is required. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Warning! Sand and water reflections boost the intensity of UV exposure.
[Resources]

Frequently asked questions

What is the temperature in January in Kaanapali?

The high-temperature, in January, in Kaanapali, records 74.8°F (23.8°C), while the low-temperature is 71.6°F (22°C).

What is the least humid month in Kaanapali?

The months with the lowest humidity in Kaanapali, Hawaii, are January through March, September and November, with an average relative humidity of 75%.

What is the average humidity in January in Kaanapali?

In January, the average relative humidity is 75%.

How much does it rain in Kaanapali in January?

In Kaanapali, Hawaii, in January, it is raining for 9.9 days, with typically 0.67" (17mm) of accumulated precipitation.

What is the water temperature in January in Kaanapali?

In Kaanapali, Hawaii, the average seawater temperature in January is 76.6°F (24.8°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 76.6°F (24.8°C) water.

What is the average length of the day in January in Kaanapali?

In January, the average day length in Kaanapali is 11h and 2min.

When are sunrise and sunset in January in Kaanapali?

On the first day of January in Kaanapali, Hawaii, sunrise is at 7:03 am and sunset at 5:56 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:16 pm HST.

How long on average sun shines in January in Kaanapali?

The average sunshine duration in January is 8.3h.

What are the months with the lowest UV index in Kaanapali?

January through June, November and December, with an average maximum UV index of 6, are months with the lowest UV index.

How high is the UV index in January in Kaanapali?

In January, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Kaanapali, HI

Average temperature in January - Kaanapali, HI
  • Average high temperature in January: 74.8°F

The warmest month (with the highest average high temperature) is September (79.7°F).
The month with the lowest average high temperature is February (73.9°F).

  • Average low temperature in January: 71.6°F

The months with the highest average low temperature are August and October (76.5°F).
The coldest month (with the lowest average low temperature) is March (70.7°F).

[Resources]

Average pressure in January
Kaanapali, HI

Average pressure in January - Kaanapali, HI
  • Average pressure in January: 30"Hg

The month with the highest atmospheric pressure is April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

[Resources]

Average wind speed in January
Kaanapali, HI

Average wind speed in January - Kaanapali, HI
  • Average wind speed in January: 10.6mph

The windiest month (with the highest average wind speed) is July (13.9mph).
The calmest month (with the lowest average wind speed) is January (10.6mph).

[Resources]

Average humidity in January
Kaanapali, HI

Average humidity in January - Kaanapali, HI
  • Average humidity in January: 75%

The month with the highest relative humidity is July (77%).
The months with the lowest relative humidity are January, February, March, September and November (75%).

[Resources]

Average rainfall in January
Kaanapali, HI

Average rainfall in January - Kaanapali, HI
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is March (1.1").
The driest month (with the least rainfall) is July (0.35").

[Resources]

Average rainfall days in January
Kaanapali, HI

Average rainfall days in January - Kaanapali, HI
  • Average rainfall days in January: 9.9 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is November (7.7 days).

[Resources]

Average sea temperature in January
Kaanapali, HI

Average sea temperature in January - Kaanapali, HI
  • Average sea temperature in January: 76.6°F

The best month for swimming (with the highest average sea temperature) is September (80.2°F).
The coldest month (with the lowest average sea temperature) is March (76°F).

[Resources]

Average daylight in January /
Average sunshine in January
Kaanapali, HI

Average daylight in January / Average sunshine in January - Kaanapali, HI
  • Average daylight in January: 11h and 0min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in January: 8h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

[Resources]

Average sunshine days in January
Kaanapali, HI

Average sunshine days in January - Kaanapali, HI
  • Average sunshine days in January: 17.9 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is March (12.6 days).

[Resources]

Average UV index in January
Kaanapali, HI

Average UV index in January - Kaanapali, HI
  • Average UV index in January: 6

The months with the highest UV index are July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 6).

[Resources]

Average cloud cover in January
Kaanapali, HI

Average cloud cover in January - Kaanapali, HI
  • Average cloud cover in January: 26

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is September (Cloud cover 25).

[Resources]

Average visibility in January
Kaanapali, HI

Average visibility in January - Kaanapali, HI
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

[Resources]

Kaanapali, Hawaii, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location