Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
During December, Kawela Bay observes a subtle ascent to a still moderately hot 76.1°F (24.5°C) from November's 78.3°F (25.7°C) in the average high-temperature. A mean low-temperature of 71.6°F (22°C) is anticipated during the month of December in Kawela Bay, a slight step down from the daytime high.Humidity
The most humid month is December, with an average relative humidity of 77%.Rainfall
In Kawela Bay, in December, during 18.9 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Kawela Bay, Hawaii, during the entire year, the rain falls for 215.6 days and collects up to 16.38" (416mm) of precipitation.Daylight
The month with the shortest days is December, with an average of 10h and 48min of daylight.On the first day of December, sunrise is at 6:54 am and sunset at 5:48 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:00 pm HST.
Sunshine
December has the least sunshine of the year in Kawela Bay, with an average of 6h of sunshine.UV index
January through June, August, October through 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 vulnerability from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 6 in December suggests the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Kawela Bay?
What is the most humid month in Kawela Bay?
What is the average humidity in December in Kawela Bay?
How much does it rain in Kawela Bay in December?
What is the month with the shortest days in Kawela Bay?
What is the average length of the day in December in Kawela Bay?
When are sunrise and sunset in December in Kawela Bay?
What is the month with the least sunshine in Kawela Bay?
How many hours of sunshine does Kawela Bay have in December?
What are the months with the lowest UV index in Kawela Bay?
What is the UV index reading in December in Kawela Bay?
Average temperature in December
Kawela Bay, HI
- Average high temperature in December: 76.1°F
The warmest month (with the highest average high temperature) is September (81.3°F).
The month with the lowest average high temperature is February (74.1°F).
- Average low temperature in December: 71.6°F
The month with the highest average low temperature is September (76.1°F).
The coldest month (with the lowest average low temperature) is February (69.1°F).
Average pressure in December
Kawela Bay, HI
- Average pressure in December: 30"Hg
The month with the highest atmospheric pressure is April (30.06"Hg).
The month with the lowest atmospheric pressure is October (29.97"Hg).
Average wind speed in December
Kawela Bay, HI
- Average wind speed in December: 11.2mph
The windiest month (with the highest average wind speed) is July (13.4mph).
The calmest month (with the lowest average wind speed) is January (10.2mph).
Average humidity in December
Kawela Bay, HI
- Average humidity in December: 77%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January, April, May, September and November (75%).
Average rainfall in December
Kawela Bay, HI
- Average rainfall in December: 1.69"
The wettest month (with the highest rainfall) is March (2.09").
The driest month (with the least rainfall) is July (0.75").
Average rainfall days in December
Kawela Bay, HI
- Average rainfall days in December: 18.9 days
The month with the highest number of rainy days is March (21 days).
The month with the least rainy days is January (15.6 days).
Average daylight in December /
Average sunshine in December
Kawela Bay, HI
- Average daylight in December: 10h and 5min
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 48min).
- Average sunshine in December: 6h and 0min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in December
Kawela Bay, HI
- Average sunshine days in December: 6.1 days
The month with the most sunshine days is January (10.1 days).
The month with the least sunshine days is November (3.5 days).
Average UV index in December
Kawela Bay, HI
- Average UV index in December: 6
The months with the highest UV index are July and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, August, October, November and December (UV index 6).
Average cloud cover in December
Kawela Bay, HI
- Average cloud cover in December: 42
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 39).
Average visibility in December
Kawela Bay, HI
- Average visibility in December: 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).
Kawela Bay, Hawaii, USA
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