January weather forecast
Kalaoa, HI

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Weather in January

In January, Kalaoa, Hawaii's weather begins the year with warmth. The lowest temperatures tend to linger around 70°F (21.1°C), making this a mild month without the intensity of summer. Compared to February, less rain is expected, and the number of daylight hours is modest. As the island continues its voyage around the sun, an increase in daylight hours and slightly higher temperatures are expected in the coming months. Despite being the start of the year, thanks to Hawaii's tropical climate, January still offers plenty of sunshine.

Temperature

January's weather in Kalaoa records an average high-temperature of a still moderately hot 73.4°F (23°C), showing little deviation from December. Kalaoa's nocturnal January readings average at a pleasant 70°F (21.1°C), showing little variation from the daytime temperatures.

Humidity

In January, the average relative humidity is 73%.

Rainfall

January is the month with the least rainfall in Kalaoa. Rain falls for 8.2 days and accumulates 0.47" (12mm) of precipitation.

Daylight

The average length of the day in January in Kalaoa is 11h and 6min.
On the first day of the month, sunrise is at 6:58 am and sunset at 5:56 pm. On the last day of January, in Kalaoa, sunrise is at 6:59 am and sunset at 6:15 pm HST.

Sunshine

In January, the average sunshine is 9.1h.

UV index

The months with the highest UV index in Kalaoa are January through December, with an average maximum UV index of 6. The months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: During January, 6 as the daily maximum UV index converts into the following advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What is the average January temperature in Kalaoa?

In January, the average high-temperature and low-temperature in Kalaoa are 73.4°F (23°C) and 70°F (21.1°C) respectively.

What is the average humidity in January in Kalaoa?

The average relative humidity in January in Kalaoa is 73%.

What is the driest month in Kalaoa?

January is the month with the least rainfall in Kalaoa. Rain falls for 8.2 days and accumulates 0.47" (12mm) of precipitation.

How many days does it rain in January in Kalaoa?

In January, in Kalaoa, Hawaii, the rain falls for 8.2 days. Throughout January, 0.47" (12mm) of precipitation is accumulated.

How many hours of daylight does Kalaoa have in January?

The average day length in January in Kalaoa is 11h and 6min.

What time are sunrise and sunset in January in Kalaoa?

In January, on the first day of the month, sunrise is at 6:58 am and sunset at 5:56 pm. On the last day of the month, in Kalaoa, sunrise is at 6:59 am and sunset at 6:15 pm HST.

How long on average sun shines in January in Kalaoa?

The average sunshine duration in January in Kalaoa, Hawaii, is 9.1h.

What is the month with the highest UV index in Kalaoa?

The months with the highest UV index are January through December, with an average maximum UV index of 6.

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

The months with the lowest UV index in Kalaoa are January through December, with an average maximum UV index of 6.

What is the UV index intensity in January in Kalaoa?

In Kalaoa, the average daily maximum UV index in January is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's 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
Kalaoa, HI

Average temperature in January - Kalaoa, HI
  • Average high temperature in January: 73.4°F

The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is February (73.2°F).

  • Average low temperature in January: 70°F

The months with the highest average low temperature are August, September and October (74.8°F).
The coldest month (with the lowest average low temperature) is March (69.4°F).

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Average pressure in January
Kalaoa, HI

Average pressure in January - Kalaoa, HI
  • Average pressure in January: 29.99"Hg

The month with the highest atmospheric pressure is April (30.04"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).

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Average wind speed in January
Kalaoa, HI

Average wind speed in January - Kalaoa, HI
  • Average wind speed in January: 5.9mph

The windiest month (with the highest average wind speed) is February (6.2mph).
The calmest month (with the lowest average wind speed) is July (5mph).

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Average humidity in January
Kalaoa, HI

Average humidity in January - Kalaoa, HI
  • Average humidity in January: 73%

The months with the highest relative humidity are June, July and August (77%).
The month with the lowest relative humidity is February (71%).

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Average rainfall in January
Kalaoa, HI

Average rainfall in January - Kalaoa, HI
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is February (0.98").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in January
Kalaoa, HI

Average rainfall days in January - Kalaoa, HI
  • Average rainfall days in January: 8.2 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is February (8.1 days).

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

Average daylight in January / Average sunshine in January - Kalaoa, HI
  • Average daylight in January: 11h and 1min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in January: 9h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).

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Average sunshine days in January
Kalaoa, HI

Average sunshine days in January - Kalaoa, HI
  • Average sunshine days in January: 14.5 days

The month with the most sunshine days is January (14.5 days).
The month with the least sunshine days is October (6.8 days).

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Average UV index in January
Kalaoa, HI

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

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

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Average cloud cover in January
Kalaoa, HI

Average cloud cover in January - Kalaoa, HI
  • Average cloud cover in January: 12

The months with the most cloud cover are April, May and June (Cloud cover 21).
The month with the least cloud cover is January (Cloud cover 12).

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Average visibility in January
Kalaoa, HI

Average visibility in January - Kalaoa, 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).

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Kalaoa, Hawaii, USA

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