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
December welcomes an average high-temperature of a still warm 27.3°C (81.1°F), not much different from the preceding month. Nighttime temperatures in December average to a pleasant 21°C (69.8°F).Heat index
The heat index in December is calculated to be a tropical 30°C (86°F). With extended exposure and activity, one might feel exhausted and experience heat cramps.Heat index guidelines indicate values are for light wind scenarios and shaded regions. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Humidity
In December, the average relative humidity in Yalu is 75%.Rainfall
December is the month with the least rainfall. Rain falls for 24.3 days and accumulates 101mm (3.98") of precipitation.Daylight
The month with the longest days is December, with an average of 12h and 30min of daylight.On the first day of the month, sunrise is at 05:47 and sunset at 18:15. On the last day of December, in Yalu, sunrise is at 06:00 and sunset at 18:30 +10.
Sunshine
December has the most sunshine of the year, with an average of 11.3h of sunshine.UV index
January through July, September through December, with an average maximum UV index of 6, are months with the highest UV index in Yalu. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 6 during December translates into the following recommendations:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the usual temperature for Yalu in December?
What is the average humidity in December in Yalu?
What is the driest month in Yalu?
How much does it rain in Yalu in December?
When are the longest days in Yalu?
How many hours of daylight does Yalu have in December?
What time are sunrise and sunset in December in Yalu?
What month has the most sunshine in Yalu?
How many hours of sunshine does Yalu have in December?
What is the month with the highest UV index in Yalu?
What is the UV index intensity in December in Yalu?
Average temperature in December
Yalu, Papua New Guinea
- Average high temperature in December: 27.3°C
The warmest month (with the highest average high temperature) is February (27.9°C).
The month with the lowest average high temperature is July (24°C).
- Average low temperature in December: 21°C
The month with the highest average low temperature is February (21.5°C).
The coldest month (with the lowest average low temperature) is September (18.4°C).
Average pressure in December
Yalu, Papua New Guinea
- Average pressure in December: 1009.1mbar
The month with the highest atmospheric pressure is August (1012.3mbar).
The month with the lowest atmospheric pressure is January (1008.9mbar).
Average wind speed in December
Yalu, Papua New Guinea
- Average wind speed in December: 5.7km/h
The windiest month (with the highest average wind speed) is February (6.4km/h).
The calmest month (with the lowest average wind speed) is June (4.8km/h).
Average humidity in December
Yalu, Papua New Guinea
- Average humidity in December: 75%
The months with the highest relative humidity are July and August (83%).
The month with the lowest relative humidity is February (73%).
Average rainfall in December
Yalu, Papua New Guinea
- Average rainfall in December: 101mm
The wettest month (with the highest rainfall) is August (181mm).
The driest month (with the least rainfall) is December (101mm).
Average rainfall days in December
Yalu, Papua New Guinea
- Average rainfall days in December: 24.3 days
The month with the highest number of rainy days is January (25.1 days).
The month with the least rainy days is February (21.5 days).
Average daylight in December /
Average sunshine in December
Yalu, Papua New Guinea
- Average daylight in December: 12h and 3min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in December: 11h and 2min
The month with the most sunshine is December (Average sunshine: 11h and 18min).
The month with the least sunshine is July (Average sunshine: 7h and 36min).
Average sunshine days in December
Yalu, Papua New Guinea
- Average sunshine days in December: 6.1 days
The month with the most sunshine days is August (7.2 days).
The month with the least sunshine days is January (4.6 days).
Average UV index in December
Yalu, Papua New Guinea
- Average UV index in December: 6
The months with the highest UV index are January, February, March, April, May, June, July, September, October, November and December (UV index 6).
The month with the lowest UV index is August (UV index 5).
Average cloud cover in December
Yalu, Papua New Guinea
- Average cloud cover in December: 34
The month with the most cloud cover is July (Cloud cover 47).
The month with the least cloud cover is December (Cloud cover 34).
Average visibility in December
Yalu, Papua New Guinea
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, June, November and December (10km).
The months with the lowest visibility are April, May, July, August, September and October (9km).
Yalu, Papua New Guinea
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