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 sea temperature 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
The average high-temperature in Maili for December is a still warm 76.6°F (24.8°C), closely aligning with the temperature of the preceding month. In December, Maili's nighttime temperatures demonstrate a slight decrease, stabilizing at an average of 71.8°F (22.1°C).Humidity
With an average relative humidity of 76%, December is the most humid month.Rainfall
In Maili, in December, it is raining for 15.5 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, in Maili, Hawaii, there are 196.3 rainfall days, and 14.72" (374mm) of precipitation is accumulated.Ocean temperature
In December, the average ocean temperature in Maili, Hawaii, is 77.4°F (25.2°C).Note: For any water activity, having surface water temperatures from 77°F (25°C) to 84.2°F (29°C) is considered outstanding and highly delightful for lengthened periods.
Daylight
December has the shortest days of the year in Maili, with an average of 10h and 54min of daylight.On the first day of December in Maili, Hawaii, sunrise is at 6:54 am and sunset at 5:49 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:01 pm HST.
Sunshine
In Maili, the average sunshine in December is 6.7h.UV index
January through May, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 6 in December translates into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Warning! The reflection of sand and water increases the UV dose.
Frequently asked questions
What is the average December temperature in Maili?
What is the most humid month in Maili?
What is the average humidity in December in Maili?
How many days does it rain in December in Maili?
How warm is the water in December in Maili?
What is the month with the shortest days in Maili?
How many hours of daylight does Maili have in December?
When is the sunrise / sunset in December in Maili?
How long on average sun shines in December in Maili?
When is the lowest UV index in Maili?
What is the UV index intensity in December in Maili?
Average temperature in December
Maili, HI
- Average high temperature in December: 76.6°F
The warmest months (with the highest average high temperature) are August and September (81.7°F).
The month with the lowest average high temperature is February (75°F).
- Average low temperature in December: 71.8°F
The months with the highest average low temperature are August and September (75.9°F).
The coldest month (with the lowest average low temperature) is February (69.1°F).
Average pressure in December
Maili, HI
- Average pressure in December: 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 December
Maili, HI
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is July (11.6mph).
The calmest month (with the lowest average wind speed) is October (8.8mph).
Average humidity in December
Maili, HI
- Average humidity in December: 76%
The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are January, April, May, June, August, September, October and November (74%).
Average rainfall in December
Maili, HI
- Average rainfall in December: 1.46"
The wettest month (with the highest rainfall) is March (1.81").
The driest month (with the least rainfall) is July (0.67").
Average rainfall days in December
Maili, HI
- Average rainfall days in December: 15.5 days
The month with the highest number of rainy days is September (18.9 days).
The month with the least rainy days is January (13.8 days).
Average sea temperature in December
Maili, HI
- Average sea temperature in December: 77.3°F
The best month for swimming (with the highest average sea temperature) is September (80.6°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).
Average daylight in December /
Average sunshine in December
Maili, 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 54min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).
Average sunshine days in December
Maili, HI
- Average sunshine days in December: 8.8 days
The month with the most sunshine days is January (11.8 days).
The month with the least sunshine days is November (6.4 days).
Average UV index in December
Maili, HI
- Average UV index in December: 6
The months with the highest UV index are June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, October, November and December (UV index 6).
Average cloud cover in December
Maili, HI
- Average cloud cover in December: 34
The month with the most cloud cover is March (Cloud cover 38).
The months with the least cloud cover are January and September (Cloud cover 32).
Average visibility in December
Maili, 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).
Maili, Hawaii, USA
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