January weather forecastKaumalapau, HI
January
Weather in January
January, like December, in Kaumalapau, Hawaii, is another warm winter month, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 72.5°F (22.5°C).Temperature
With the onset of January, the average high-temperature stands at a still moderately hot 75.7°F (24.3°C), closely aligned with December's 77°F (25°C). Kaumalapau's nighttime temperatures in January display a slight drop from daytime highs, averaging to an agreeable 72.5°F (22.5°C).Humidity
January and November, with an average relative humidity of 73%, are the least humid months in Kaumalapau.Rainfall
In January, the rain falls for 9.4 days. Throughout January, 0.75" (19mm) of precipitation is accumulated. Throughout the year, in Kaumalapau, Hawaii, there are 98.9 rainfall days, and 7.64" (194mm) of precipitation is accumulated.Snowfall
In Kaumalapau, Hawaii, snow does not fall in January through August, October through December.Daylight
In Kaumalapau, the average length of the day in January is 11h and 2min.On the first day of January, sunrise is at 7:04 am and sunset at 5:58 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:18 pm HST.
Sunshine
In Kaumalapau, Hawaii, the average sunshine in January is 9h.UV index
January through April, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 6 in January translates into the following instructions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Kaumalapau, HI
- Average high temperature in January: 75.7°F
The warmest month (with the highest average high temperature) is September (81°F).
The month with the lowest average high temperature is February (74.8°F).
- Average low temperature in January: 72.5°F
The months with the highest average low temperature are August and October (77.5°F).
The coldest month (with the lowest average low temperature) is March (71.6°F).
Average pressure in January
Kaumalapau, HI
- Average pressure in January: 30"Hg
The month with the highest atmospheric pressure is April (30.05"Hg).
The month with the lowest atmospheric pressure is October (29.96"Hg).
Average wind speed in January
Kaumalapau, HI
- Average wind speed in January: 9.1mph
The windiest months (with the highest average wind speed) are March and November (10.9mph).
The calmest month (with the lowest average wind speed) is October (9mph).
Average humidity in January
Kaumalapau, HI
- Average humidity in January: 73%
The month with the highest relative humidity is July (75%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in January
Kaumalapau, HI
- Average rainfall in January: 0.75"
The wettest month (with the highest rainfall) is March (1.26").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in January
Kaumalapau, HI
- Average rainfall days in January: 9.4 days
The month with the highest number of rainy days is March (12.7 days).
The month with the least rainy days is July (4.7 days).
Average snowfall days in January
Kaumalapau, 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).
Average daylight in January /
Average sunshine in January
Kaumalapau, 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: 9h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in January
Kaumalapau, HI
- Average sunshine days in January: 17.4 days
The month with the most sunshine days is July (25.6 days).
The month with the least sunshine days is February (12.7 days).
Average UV index in January
Kaumalapau, HI
- Average UV index in January: 6
The months with the highest UV index are May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, November and December (UV index 6).
Average cloud cover in January
Kaumalapau, HI
- Average cloud cover in January: 21
The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 18).
Average visibility in January
Kaumalapau, 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).





