January weather forecast
Kaupo, HI

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Weather in January

January, like December, in Kaupo, Hawaii, is a moderately hot winter month, with temperature in the range of an average high of 73.8°F (23.2°C) and an average low of 71.1°F (21.7°C).

Temperature

In January, Kaupo's weather conditions record an average high-temperature of a still warm 73.8°F (23.2°C), demonstrating little divergence from the preceding month. Kaupo's nighttime temperature in January consistently rests at an agreeable 71.1°F (21.7°C).

Humidity

The months with the lowest humidity in Kaupo are January and February, with an average relative humidity of 76%.

Rainfall

In Kaupo, in January, it is raining for 10.6 days, with typically 1.06" (27mm) of accumulated precipitation. Throughout the year, there are 136.7 rainfall days, and 13.94" (354mm) of precipitation is accumulated.

Snowfall

January through August, October through December are months without snowfall in Kaupo.

Daylight

The average length of the day in January is 11h and 3min.
On the first day of January, sunrise is at 7:00 am and sunset at 5:55 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:14 pm HST.

Sunshine

In January, the average sunshine in Kaupo is 8.4h.

UV index

The months with the lowest UV index are January through August, October through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during January translates into the following guidance:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What are January temperatures in Kaupo?

Kaupo in January has an average high-temperature of 73.8°F (23.2°C) and an average low-temperature of 71.1°F (21.7°C).

What are the least humid months in Kaupo?

The months with the lowest humidity in Kaupo are January and February, with an average relative humidity of 76%.

What is the average humidity in January in Kaupo?

The average relative humidity in January in Kaupo is 76%.

How many days does it rain in January in Kaupo?

In January, the rain falls for 10.6 days. Throughout January, 1.06" (27mm) of precipitation is accumulated.

When it does not snow in Kaupo?

In Kaupo, Hawaii, snow does not fall in January through August, October through December.

How many hours of daylight does Kaupo have in January?

The average day length in January is 11h and 3min.

When is the sunrise / sunset in January in Kaupo?

On the first day of January in Kaupo, Hawaii, sunrise is at 7:00 am and sunset at 5:55 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:14 pm HST.

How many hours of sunshine does Kaupo have in January?

In Kaupo, Hawaii, the average sunshine duration in January is 8.4h.

When is the lowest UV index in Kaupo?

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

What is the UV index reading in January in Kaupo?

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

Average temperature in January
Kaupo, HI

Average temperature in January - Kaupo, HI
  • Average high temperature in January: 73.8°F

The warmest month (with the highest average high temperature) is September (79°F).
The month with the lowest average high temperature is March (72.9°F).

  • Average low temperature in January: 71.1°F

The month with the highest average low temperature is September (76.1°F).
The coldest month (with the lowest average low temperature) is March (69.8°F).

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Average pressure in January
Kaupo, HI

Average pressure in January - Kaupo, 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).

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Average wind speed in January
Kaupo, HI

Average wind speed in January - Kaupo, HI
  • Average wind speed in January: 10.9mph

The windiest month (with the highest average wind speed) is June (14.4mph).
The calmest month (with the lowest average wind speed) is January (10.9mph).

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Average humidity in January
Kaupo, HI

Average humidity in January - Kaupo, HI
  • Average humidity in January: 76%

The months with the highest relative humidity are July and August (78%).
The months with the lowest relative humidity are January and February (76%).

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Average rainfall in January
Kaupo, HI

Average rainfall in January - Kaupo, HI
  • Average rainfall in January: 1.06"

The wettest month (with the highest rainfall) is October (2.17").
The driest month (with the least rainfall) is September (0.43").

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Average rainfall days in January
Kaupo, HI

Average rainfall days in January - Kaupo, HI
  • Average rainfall days in January: 10.6 days

The month with the highest number of rainy days is March (14.1 days).
The month with the least rainy days is September (8.1 days).

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Average snowfall days in January
Kaupo, HI

Average snowfall days in January - Kaupo, HI
  • Average snowfall days in January: 0 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

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

Average daylight in January / Average sunshine in January - Kaupo, 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 months with the most sunshine are June and July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in January
Kaupo, HI

Average sunshine days in January - Kaupo, HI
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is November (11.2 days).

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Average UV index in January
Kaupo, HI

Average UV index in January - Kaupo, 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).

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Average cloud cover in January
Kaupo, HI

Average cloud cover in January - Kaupo, HI
  • Average cloud cover in January: 24

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is September (Cloud cover 23).

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Average visibility in January
Kaupo, HI

Average visibility in January - Kaupo, 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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Kaupo, Hawaii, USA

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