Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The shift into January records an average high-temperature of a still moderately hot 74.7°F (23.7°C), subtly varied from December's 75.4°F (24.1°C). Kilauea's January nights exhibit a subtle drop in temperature, averaging at a pleasant 69.6°F (20.9°C), closely aligned with the daytime highs.Humidity
The least humid month in Kilauea is January, with an average relative humidity of 75%.Rainfall
In January, the rain falls for 12.5 days. Throughout January, 1.57" (40mm) of precipitation is accumulated. In Kilauea, during the entire year, the rain falls for 218.4 days and collects up to 22.13" (562mm) of precipitation.Daylight
In Kilauea, the average length of the day in January 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, sunrise is at 7:16 am and sunset at 6:25 pm HST.
Sunshine
In Kilauea, the average sunshine in January 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 in Kilauea. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, a regular UV index of 6 translates into these guidelines:
Shun overexposure. Protection from sun ravages is indispensable. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What are the temperatures in Kilauea in January?
What is the least humid month in Kilauea?
What is the average humidity in January in Kilauea?
How many days does it rain in January in Kilauea?
What is the average length of the day in January in Kilauea?
What time are sunrise and sunset in January in Kilauea?
How many hours of sunshine does Kilauea have in January?
What are the months with the lowest UV index in Kilauea?
What is the UV index reading in January in Kilauea?
Average temperature in January
Kilauea, 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
Kilauea, 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
Kilauea, 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
Kilauea, 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
Kilauea, 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
Kilauea, 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
Kilauea, 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
Kilauea, 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
Kilauea, 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
Kilauea, 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
Kilauea, 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).
Kilauea, Hawaii, USA
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