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 sea temperature 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 from December to January in Maunaloa, Hawaii, is characterized by an average high-temperature of a still warm 75.2°F (24°C), not significantly different from the 75.9°F (24.4°C) of December. Maunaloa, in January, registers a nighttime average temperature of 72.1°F (22.3°C).Humidity
The months with the lowest humidity in Maunaloa are January and November, with an average relative humidity of 74%.Rainfall
In Maunaloa, in January, it is raining for 10.3 days, with typically 0.87" (22mm) of accumulated precipitation. In Maunaloa, during the entire year, the rain falls for 126.4 days and collects up to 9.84" (250mm) of precipitation.Ocean temperature
January through April, with an average ocean temperature of 75.2°F (24°C), are months with the coldest seawater.Note: When thinking about a swim in 75.2°F (24°C) waters, consider your cold tolerance, the day's sunshine, wind, and air temperature. It is a fun fact that Olympic swimmers dive into waters of 77°F (25°C) to 82.4°F (28°C).
Daylight
The average length of the day in January is 11h and 1min.On the first day of the month, sunrise is at 7:06 am and sunset at 5:58 pm. On the last day of January, sunrise is at 7:06 am and sunset at 6:18 pm HST.
Sunshine
In Maunaloa, Hawaii, the average sunshine in January is 8.7h.UV index
January through May, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Maunaloa, Hawaii. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 6 during January morphs into the following directions:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Caution! Sand and water surfaces escalate the UV intensity from the Sun.
Frequently asked questions
What are January temperatures in Maunaloa?
What are the least humid months in Maunaloa?
What is the average humidity in January in Maunaloa?
How much does it rain in Maunaloa in January?
What months are the ocean coldest in Maunaloa?
How warm is the water in January in Maunaloa?
What is the average length of the day in January in Maunaloa?
What time are sunrise and sunset in January in Maunaloa?
How many hours of sunshine does Maunaloa have in January?
What are the months with the lowest UV index in Maunaloa?
What is the UV index reading in January in Maunaloa?
Average temperature in January
Maunaloa, HI
- Average high temperature in January: 75.2°F
The warmest months (with the highest average high temperature) are August and September (80.2°F).
The month with the lowest average high temperature is February (74.3°F).
- Average low temperature in January: 72.1°F
The months with the highest average low temperature are September and October (77.2°F).
The coldest month (with the lowest average low temperature) is March (71.2°F).
Average pressure in January
Maunaloa, HI
- Average pressure in January: 30"Hg
The months with the highest atmospheric pressure are March and April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in January
Maunaloa, HI
- Average wind speed in January: 10.8mph
The windiest month (with the highest average wind speed) is July (13.9mph).
The calmest month (with the lowest average wind speed) is January (10.8mph).
Average humidity in January
Maunaloa, HI
- Average humidity in January: 74%
The months with the highest relative humidity are April, May, June, July and August (76%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in January
Maunaloa, HI
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is March (1.3").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in January
Maunaloa, HI
- Average rainfall days in January: 10.3 days
The month with the highest number of rainy days is March (13.2 days).
The month with the least rainy days is July (8.5 days).
Average sea temperature in January
Maunaloa, HI
- Average sea temperature in January: 75°F
The best months for swimming (with the highest average sea temperature) are September and October (81°F).
The coldest months (with the lowest average sea temperature) are January, February, March and April (75°F).
Average daylight in January /
Average sunshine in January
Maunaloa, 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 4min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in January
Maunaloa, HI
- Average sunshine days in January: 15.3 days
The month with the most sunshine days is July (16.1 days).
The month with the least sunshine days is November (10.8 days).
Average UV index in January
Maunaloa, HI
- Average UV index in January: 6
The months with the highest UV index are June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, November and December (UV index 6).
Average cloud cover in January
Maunaloa, HI
- Average cloud cover in January: 26
The months with the most cloud cover are February and March (Cloud cover 30).
The month with the least cloud cover is September (Cloud cover 23).
Average visibility in January
Maunaloa, 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).
Maunaloa, Hawaii, USA
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