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
At the start of December, Milolii's average high-temperature reaches a still agreeable 70.5°F (21.4°C), subtly different from the preceding month. An average low-temperature of 66.6°F (19.2°C), slightly less than the daytime peak, marks the month of December in Milolii.Humidity
In December, the average relative humidity is 76%.Rainfall
In Milolii, in December, it is raining for 15.6 days, with typically 1.3" (33mm) of accumulated precipitation. In Milolii, during the entire year, the rain falls for 216.1 days and collects up to 16.57" (421mm) of precipitation.Daylight
With an average of 11h and 0min of daylight, December has the shortest days of the year in Milolii.On the first day of December in Milolii, sunrise is at 6:41 am and sunset at 5:44 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:57 pm HST.
Sunshine
November and December, with an average of 7.3h of sunshine, are months with the least sunshine in Milolii.UV index
January through April, November and December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index, 5 in December, converts into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What are the temperatures in Milolii in December?
What is the average humidity in December in Milolii?
How much does it rain in Milolii in December?
What is the month with the shortest days in Milolii?
What is the average length of the day in December in Milolii?
When is the sunrise / sunset in December in Milolii?
What are the months with the least sunshine in Milolii?
How long on average sun shines in December in Milolii?
When is the lowest UV index in Milolii?
What is the UV index intensity in December in Milolii?
Average temperature in December
Milolii, HI
- Average high temperature in December: 70.5°F
The warmest months (with the highest average high temperature) are August and October (73.2°F).
The month with the lowest average high temperature is February (68.9°F).
- Average low temperature in December: 66.6°F
The month with the highest average low temperature is October (70°F).
The coldest month (with the lowest average low temperature) is March (64.8°F).
Average pressure in December
Milolii, HI
- Average pressure in December: 29.98"Hg
The month with the highest atmospheric pressure is April (30.04"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).
Average wind speed in December
Milolii, HI
- Average wind speed in December: 5.3mph
The windiest month (with the highest average wind speed) is May (6.3mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).
Average humidity in December
Milolii, HI
- Average humidity in December: 76%
The months with the highest relative humidity are June, July, August and September (81%).
The month with the lowest relative humidity is February (73%).
Average rainfall in December
Milolii, HI
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is September (1.81").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in December
Milolii, HI
- Average rainfall days in December: 15.6 days
The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is January (10.8 days).
Average daylight in December /
Average sunshine in December
Milolii, HI
- Average daylight in December: 11h and 0min
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 December: 7h and 2min
The month with the most sunshine is May (Average sunshine: 10h and 42min).
The months with the least sunshine are November and December (Average sunshine: 7h and 18min).
Average sunshine days in December
Milolii, HI
- Average sunshine days in December: 8.3 days
The month with the most sunshine days is January (12.7 days).
The month with the least sunshine days is May (3.2 days).
Average UV index in December
Milolii, HI
- Average UV index in December: 5
The months with the highest UV index are May, June, July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 5).
Average cloud cover in December
Milolii, HI
- Average cloud cover in December: 18
The month with the most cloud cover is June (Cloud cover 31).
The month with the least cloud cover is January (Cloud cover 15).
Average visibility in December
Milolii, 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).
Milolii, Hawaii, USA
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