December weather forecastMentone, Australia
December
Weather in December
The first month of the summer, December, is still a pleasant month in Mentone, Australia, with an average temperature varying between 22.4°C (72.3°F) and 13.7°C (56.7°F).Temperature
The advent of December presents an average high-temperature of a still pleasant 22.4°C (72.3°F), maintaining a close correlation with the preceding month. In the month of December, the nighttime temperature dips to a steady average of 13.7°C (56.7°F).Humidity
The average relative humidity in December is 68%.Rainfall
In Mentone, Australia, in December, during 13.3 rainfall days, 45mm (1.77") of precipitation is typically accumulated. Throughout the year, there are 167.4 rainfall days, and 479mm (18.86") of precipitation is accumulated.Daylight
The month with the longest days in Mentone is December, with an average of 14h and 42min of daylight.On the first day of December, sunrise is at 5:50 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:45 pm AEDT.
Sunshine
With an average of 9.5h of sunshine, December has the most sunshine of the year.UV index
The months with the highest UV index in Mentone are January through March, October through December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 5 in December, converts into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mentone, Australia
- Average high temperature in December: 22.4°C
The warmest month (with the highest average high temperature) is February (24.2°C).
The month with the lowest average high temperature is July (13°C).
- Average low temperature in December: 13.7°C
The month with the highest average low temperature is February (15.8°C).
The coldest month (with the lowest average low temperature) is August (8°C).
Average pressure in December
Mentone, Australia
- Average pressure in December: 1012.7mbar
The month with the highest atmospheric pressure is June (1021.2mbar).
The month with the lowest atmospheric pressure is January (1012.5mbar).
Average wind speed in December
Mentone, Australia
- Average wind speed in December: 13km/h
The windiest month (with the highest average wind speed) is August (17.2km/h).
The calmest month (with the lowest average wind speed) is April (12.9km/h).
Average humidity in December
Mentone, Australia
- Average humidity in December: 68%
The month with the highest relative humidity is June (78%).
The month with the lowest relative humidity is January (66%).
Average rainfall in December
Mentone, Australia
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is May (48mm).
The driest months (with the least rainfall) are March and July (34mm).
Average rainfall days in December
Mentone, Australia
- Average rainfall days in December: 13.3 days
The month with the highest number of rainy days is August (16.5 days).
The month with the least rainy days is February (10.2 days).
Average daylight in December /
Average sunshine in December
Mentone, Australia
- Average daylight in December: 14h and 42min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in December: 9h and 30min
The month with the most sunshine is December (Average sunshine: 9h and 30min).
The months with the least sunshine are May and August (Average sunshine: 6h and 24min).
Average sunshine days in December
Mentone, Australia
- Average sunshine days in December: 15.6 days
The month with the most sunshine days is January (16.1 days).
The month with the least sunshine days is September (11.9 days).
Average UV index in December
Mentone, Australia
- Average UV index in December: 5
The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The month with the lowest UV index is June (UV index 3).
Average cloud cover in December
Mentone, Australia
- Average cloud cover in December: 36
The months with the most cloud cover are July and August (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 32).
Average visibility in December
Mentone, Australia
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, June and December (10km).
The months with the lowest visibility are May, July, August, September, October and November (9km).





