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
January's weather in Volcano displays an average high-temperature of a still agreeable 70.9°F (21.6°C), slightly varied from December's 71.6°F (22°C). During January's nights, Volcano notes a minor temperature decline, reaching an average of 64.8°F (18.2°C).Humidity
The months with the lowest humidity in Volcano are January, May through July, with an average relative humidity of 78%.Rainfall
In Volcano, in January, it is raining for 13.3 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, in Volcano, Hawaii, there are 227.7 rainfall days, and 27.83" (707mm) of precipitation is accumulated.Daylight
The average length of the day in January in Volcano is 11h and 7min.On the first day of the month, sunrise is at 6:54 am and sunset at 5:54 pm. On the last day of January, in Volcano, Hawaii, sunrise is at 6:55 am and sunset at 6:12 pm HST.
Sunshine
In January, the average sunshine is 7.9h.UV index
January through April, with an average maximum UV index of 5, are months with the lowest UV index in Volcano. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index, 5 in January, converts into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature in Volcano?
What is the least humid month in Volcano?
What is the average humidity in January in Volcano?
How much does it rain in Volcano in January?
What is the average length of the day in January in Volcano?
When are sunrise and sunset in January in Volcano?
How long on average sun shines in January in Volcano?
When is the lowest UV index in Volcano?
What is the UV index reading in January in Volcano?
Average temperature in January
Volcano, HI
- Average high temperature in January: 70.9°F
The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is March (69.6°F).
- Average low temperature in January: 64.8°F
The month with the highest average low temperature is September (70°F).
The coldest month (with the lowest average low temperature) is March (64°F).
Average pressure in January
Volcano, HI
- Average pressure in January: 30"Hg
The month with the highest atmospheric pressure is April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in January
Volcano, HI
- Average wind speed in January: 7mph
The windiest month (with the highest average wind speed) is August (7.6mph).
The calmest month (with the lowest average wind speed) is October (6.7mph).
Average humidity in January
Volcano, HI
- Average humidity in January: 78%
The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are January, May, June and July (78%).
Average rainfall in January
Volcano, HI
- Average rainfall in January: 2.72"
The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is June (1.1").
Average rainfall days in January
Volcano, HI
- Average rainfall days in January: 13.3 days
The month with the highest number of rainy days is March (22.9 days).
The month with the least rainy days is January (13.3 days).
Average daylight in January /
Average sunshine in January
Volcano, HI
- Average daylight in January: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in January: 7h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in January
Volcano, HI
- Average sunshine days in January: 12.1 days
The month with the most sunshine days is January (12.1 days).
The month with the least sunshine days is August (1.8 days).
Average UV index in January
Volcano, HI
- Average UV index in January: 5
The months with the highest UV index are May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March and April (UV index 5).
Average cloud cover in January
Volcano, HI
- Average cloud cover in January: 26
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 26).
Average visibility in January
Volcano, 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).
Volcano, Hawaii, USA
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