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 snowfall 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
Ulupalakua registers an average high-temperature of a still moderately hot 73.8°F (23.2°C) at the commencement of January, closely related to the preceding month. Ulupalakua marks an average drop to an agreeable 71.1°F (21.7°C) during nighttime in January, following the high of the day.Humidity
January and February, with an average relative humidity of 76%, are the least humid months in Ulupalakua.Rainfall
In Ulupalakua, Hawaii, in January, during 10.6 rainfall days, 1.06" (27mm) of precipitation is typically accumulated. Throughout the year, in Ulupalakua, 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 Ulupalakua.Daylight
The average length of the day in January is 11h and 3min.On the first day of January in Ulupalakua, sunrise is at 7:01 am and sunset at 5:56 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:15 pm HST.
Sunshine
The average sunshine in January is 8.4h.UV index
The months with the lowest UV index in Ulupalakua are January through August, October through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.Note: In January, a daily maximum UV index of 6 leads to the following instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Ulupalakua in January?
What are the least humid months in Ulupalakua?
What is the average humidity in January in Ulupalakua?
How many days does it rain in January in Ulupalakua?
When it does not snow in Ulupalakua?
How many hours of daylight does Ulupalakua have in January?
What time are sunrise and sunset in January in Ulupalakua?
How many hours of sunshine does Ulupalakua have in January?
What are the months with the lowest UV index in Ulupalakua?
What is the UV index reading in January in Ulupalakua?
Average temperature in January
Ulupalakua, 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).
Average pressure in January
Ulupalakua, 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).
Average wind speed in January
Ulupalakua, 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).
Average humidity in January
Ulupalakua, 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%).
Average rainfall in January
Ulupalakua, 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").
Average rainfall days in January
Ulupalakua, 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).
Average snowfall days in January
Ulupalakua, 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
Ulupalakua, 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).
Average sunshine days in January
Ulupalakua, 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).
Average UV index in January
Ulupalakua, 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
Ulupalakua, 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).
Average visibility in January
Ulupalakua, 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).
Ulupalakua, Hawaii, USA
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