January weather forecast
Kalihiwai, HI

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Weather in January

January, like December, in Kalihiwai, Hawaii, is another warm winter month, with an average temperature varying between 74.7°F (23.7°C) and 69.6°F (20.9°C).

Temperature

In January, Kalihiwai notes an average high-temperature of a still moderately hot 74.7°F (23.7°C), hardly different from the preceding month. Nighttime, during January, brings an average low of 69.6°F (20.9°C), a modest reduction from the day's peak.

Humidity

With an average relative humidity of 75%, January is the least humid month.

Rainfall

In Kalihiwai, in January, it is raining for 12.5 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, there are 218.4 rainfall days, and 22.13" (562mm) of precipitation is accumulated.

Daylight

In January, the average length of the day is 10h and 58min.
On the first day of the month, sunrise is at 7:17 am and sunset at 6:05 pm. On the last day of January, in Kalihiwai, sunrise is at 7:16 am and sunset at 6:25 pm HST.

Sunshine

In January, the average sunshine in Kalihiwai is 8.1h.

UV index

January through August, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A typical high UV index of 6 in January suggests the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

What are January temperatures?

In January, the average high-temperature and low-temperature in Kalihiwai are 74.7°F (23.7°C) and 69.6°F (20.9°C) respectively.

What is the least humid month in Kalihiwai?

January is the least humid month, with an average relative humidity of 75%.

What is the average humidity in January?

In Kalihiwai, the average relative humidity in January is 75%.

How many days does it rain in January?

In Kalihiwai, in January, during 12.5 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

What is the average length of the day in January?

The average day length in January is 10h and 58min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:17 am and sunset at 6:05 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:25 pm HST.

How many hours of sunshine does Kalihiwai have in January?

The average sunshine duration in January in Kalihiwai is 8.1h.

What is the month with the lowest UV index?

January through August, October through December, with an average maximum UV index of 6, are months with the lowest UV index.

What is the UV index intensity in January?

The average daily maximum UV index in January in Kalihiwai is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Kalihiwai, HI

Average temperature in January - Kalihiwai, HI
  • Average high temperature in January: 74.7°F

The warmest month (with the highest average high temperature) is September (79.7°F).
The months with the lowest average high temperature are February and March (73.2°F).

  • Average low temperature in January: 69.6°F

The month with the highest average low temperature is September (75.9°F).
The coldest month (with the lowest average low temperature) is February (68.5°F).

Average pressure in January
Kalihiwai, HI

Average pressure in January - Kalihiwai, HI
  • Average pressure in January: 30.01"Hg

The month with the highest atmospheric pressure is April (30.07"Hg).
The months with the lowest atmospheric pressure are September and October (29.98"Hg).

Average wind speed in January
Kalihiwai, HI

Average wind speed in January - Kalihiwai, HI
  • Average wind speed in January: 10mph

The windiest month (with the highest average wind speed) is July (12.3mph).
The calmest month (with the lowest average wind speed) is January (10mph).

Average humidity in January
Kalihiwai, HI

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

The months with the highest relative humidity are June, July, August, October and December (77%).
The month with the lowest relative humidity is January (75%).

Average rainfall in January
Kalihiwai, HI

Average rainfall in January - Kalihiwai, HI
  • Average rainfall in January: 1.57"

The wettest month (with the highest rainfall) is March (2.52").
The driest month (with the least rainfall) is April (1.3").

Average rainfall days in January
Kalihiwai, HI

Average rainfall days in January - Kalihiwai, HI
  • Average rainfall days in January: 12.5 days

The month with the highest number of rainy days is August (21.1 days).
The month with the least rainy days is January (12.5 days).

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

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

The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).

  • Average sunshine in January: 8h and 1min

The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

Average sunshine days in January
Kalihiwai, HI

Average sunshine days in January - Kalihiwai, HI
  • Average sunshine days in January: 12.8 days

The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is August (2.9 days).

Average UV index in January
Kalihiwai, HI

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

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

Average cloud cover in January
Kalihiwai, HI

Average cloud cover in January - Kalihiwai, HI
  • Average cloud cover in January: 38

The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are January and September (Cloud cover 38).

Average visibility in January
Kalihiwai, HI

Average visibility in January - Kalihiwai, 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).

Kalihiwai, Hawaii, USA

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