January weather forecast
Kaumakani, HI

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Weather in January

January, like December, in Kaumakani, Hawaii, is a moderately hot winter month, with temperature in the range of an average high of 74.7°F (23.7°C) and an average low of 70.3°F (21.3°C).

Temperature

In January, Kaumakani's weather conditions record an average high-temperature of a still warm 74.7°F (23.7°C), demonstrating little divergence from the preceding month. Kaumakani's nights in January maintain a consistent average of 70.3°F (21.3°C), demonstrating a minimal differential from its daytime temperature.

Humidity

January, May, September and November, with an average relative humidity of 74%, are the least humid months in Kaumakani.

Rainfall

In Kaumakani, in January, it is raining for 11.5 days, with typically 1.26" (32mm) of accumulated precipitation. In Kaumakani, during the entire year, the rain falls for 172.7 days and collects up to 15.75" (400mm) of precipitation.

Daylight

In January, the average length of the day is 10h and 59min.
On the first day of January, sunrise is at 7:17 am and sunset at 6:06 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:26 pm HST.

Sunshine

In Kaumakani, the average sunshine in January is 8.9h.

UV index

January through June, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during January leads to these advisories:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in January?

During January, Kaumakani experiences an average high-temperature of 74.7°F (23.7°C) and a low-temperature of 70.3°F (21.3°C).

What is the least humid month?

The months with the lowest humidity are January, May, September and November, with an average relative humidity of 74%.

What is the average humidity in January?

In Kaumakani, the average relative humidity in January is 74%.

How many days does it rain in January?

In January, the rain falls for 11.5 days. Throughout January, 1.26" (32mm) of precipitation is accumulated.

How many hours of daylight does Kaumakani have in January?

The average day length in January is 10h and 59min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:17 am and sunset at 6:06 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:26 pm HST.

How long on average sun shines in January?

The average sunshine duration in January in Kaumakani is 8.9h.

What are the months with the lowest UV index?

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

How high is the UV index in January?

The average daily maximum UV index in January is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Kaumakani, HI

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

The warmest month (with the highest average high temperature) is August (80.8°F).
The months with the lowest average high temperature are February and March (73.4°F).

  • Average low temperature in January: 70.3°F

The month with the highest average low temperature is September (76.3°F).
The coldest month (with the lowest average low temperature) is February (69.1°F).

Average pressure in January
Kaumakani, HI

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

The months with the highest atmospheric pressure are March and April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.98"Hg).

Average wind speed in January
Kaumakani, HI

Average wind speed in January - Kaumakani, HI
  • Average wind speed in January: 9.1mph

The windiest month (with the highest average wind speed) is March (10.7mph).
The calmest month (with the lowest average wind speed) is May (8.6mph).

Average humidity in January
Kaumakani, HI

Average humidity in January - Kaumakani, HI
  • Average humidity in January: 74%

The months with the highest relative humidity are February, March, April, June, July, August, October and December (75%).
The months with the lowest relative humidity are January, May, September and November (74%).

Average rainfall in January
Kaumakani, HI

Average rainfall in January - Kaumakani, HI
  • Average rainfall in January: 1.26"

The wettest month (with the highest rainfall) is March (2.2").
The driest month (with the least rainfall) is July (0.63").

Average rainfall days in January
Kaumakani, HI

Average rainfall days in January - Kaumakani, HI
  • Average rainfall days in January: 11.5 days

The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is January (11.5 days).

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

Average daylight in January / Average sunshine in January - Kaumakani, 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 5min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is November (Average sunshine: 7h and 6min).

Average sunshine days in January
Kaumakani, HI

Average sunshine days in January - Kaumakani, HI
  • Average sunshine days in January: 13.8 days

The month with the most sunshine days is January (13.8 days).
The month with the least sunshine days is November (6.7 days).

Average UV index in January
Kaumakani, HI

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

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

Average cloud cover in January
Kaumakani, HI

Average cloud cover in January - Kaumakani, HI
  • Average cloud cover in January: 28

The month with the most cloud cover is March (Cloud cover 35).
The months with the least cloud cover are January and September (Cloud cover 28).

Average visibility in January
Kaumakani, HI

Average visibility in January - Kaumakani, 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).

Kaumakani, Hawaii, USA

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