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
The advent of December signifies a minor shift to an average high-temperature of a still agreeable 70.5°F (21.4°C), aligning closely with November. December nights witness a slight temperature decrease, averaging at a comfortable 66.6°F (19.2°C).Humidity
The average relative humidity in December is 76%.Rainfall
In Pahala, Hawaii, in December, it is raining for 15.6 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, there are 216.1 rainfall days, and 16.57" (421mm) of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 11h and 0min of daylight.On the first day of December, sunrise is at 6:39 am and sunset at 5:42 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 5:55 pm HST.
Sunshine
The months with the least sunshine are November and December, with an average of 7.3h of sunshine.UV index
The months with the lowest UV index in Pahala are January through April, November and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 5 during December leads to these instructions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Pahala in December?
What is the average humidity in December in Pahala?
How much does it rain in Pahala in December?
What is the month with the shortest days in Pahala?
How many hours of daylight does Pahala have in December?
What time are sunrise and sunset in December in Pahala?
What are the months with the least sunshine in Pahala?
How long on average sun shines in December in Pahala?
What are the months with the lowest UV index in Pahala?
What is the UV index intensity in December in Pahala?
Average temperature in December
Pahala, 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
Pahala, 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
Pahala, 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
Pahala, 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
Pahala, 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
Pahala, 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
Pahala, 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
Pahala, 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
Pahala, 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
Pahala, 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
Pahala, 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).
Pahala, Hawaii, USA
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