December weather forecastBilpin, Australia
December
Weather in December
The first month of the summer, December, is still a warm month in Bilpin, Australia, with an average temperature fluctuating between 28.3°C (82.9°F) and 15.8°C (60.4°F).Temperature
The arrival of December records an average high-temperature of a still warm 28.3°C (82.9°F), closely related to the 26.5°C (79.7°F) observed in November. December presents a sharp fall from Bilpin's daytime highs to an average low-temperature of 15.8°C (60.4°F).Heat index
During December, the heat index is evaluated at a tropical 31°C (87.8°F). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.The standards for the heat index are set for locations in shade and under light breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
The average relative humidity in December is 68%.Rainfall
In December, in Bilpin, the rain falls for 14.8 days. Throughout December, 41mm (1.61") of precipitation is accumulated. In Bilpin, during the entire year, the rain falls for 152.5 days and collects up to 544mm (21.42") of precipitation.Daylight
December has the longest days of the year in Bilpin, with an average of 14h and 18min of daylight.On the first day of the month, sunrise is at 5:40 am and sunset at 7:53 pm. On the last day of December, sunrise is at 5:50 am and sunset at 8:11 pm AEDT.
Sunshine
November and December, with an average of 9.7h of sunshine, are months with the most sunshine in Bilpin.UV index
January, February, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 6 during December, leads to the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Bilpin, Australia
- Average high temperature in December: 28.3°C
The warmest month (with the highest average high temperature) is January (29.8°C).
The month with the lowest average high temperature is June (15.9°C).
- Average low temperature in December: 15.8°C
The month with the highest average low temperature is January (17.5°C).
The coldest month (with the lowest average low temperature) is July (6.3°C).
Average pressure in December
Bilpin, Australia
- Average pressure in December: 1013.3mbar
The month with the highest atmospheric pressure is June (1021.3mbar).
The month with the lowest atmospheric pressure is January (1012.8mbar).
Average wind speed in December
Bilpin, Australia
- Average wind speed in December: 7.6km/h
The windiest month (with the highest average wind speed) is September (8km/h).
The calmest month (with the lowest average wind speed) is April (6.8km/h).
Average humidity in December
Bilpin, Australia
- Average humidity in December: 68%
The month with the highest relative humidity is June (78%).
The month with the lowest relative humidity is September (66%).
Average rainfall in December
Bilpin, Australia
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is February (109mm).
The driest month (with the least rainfall) is May (22mm).
Average rainfall days in December
Bilpin, Australia
- Average rainfall days in December: 14.8 days
The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is August (6.7 days).
Average daylight in December /
Average sunshine in December
Bilpin, Australia
- Average daylight in December: 14h and 18min
The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).
- Average sunshine in December: 9h and 42min
The months with the most sunshine are November and December (Average sunshine: 9h and 42min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).
Average sunshine days in December
Bilpin, Australia
- Average sunshine days in December: 12.3 days
The month with the most sunshine days is August (22.1 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in December
Bilpin, Australia
- Average UV index in December: 6
The months with the highest UV index are January, February, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August and September (UV index 4).
Average cloud cover in December
Bilpin, Australia
- Average cloud cover in December: 39
The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Bilpin, Australia
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January, February, March, April and November (8km).





