December weather forecastMonarto, Australia
December
Weather in December
December, the first month of the summer in Monarto, is also a moderately hot month, with an average temperature varying between 15.2°C (59.4°F) and 27.6°C (81.7°F).Temperature
December's arrival shows an average high-temperature of a still warm 27.6°C (81.7°F), hardly different from the previous month. Monarto demonstrates a significant disparity from daytime highs throughout the month of December, with an average nighttime temperature of 15.2°C (59.4°F).Heat index
The average heat index in December is evaluated at 28°C (82.4°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.Heat index values are typically calculated for conditions of shade and a light breeze. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
In Monarto, the average relative humidity in December is 53%.Rainfall
In Monarto, in December, during 8.2 rainfall days, 18mm (0.71") of precipitation is typically accumulated. Throughout the year, there are 112.2 rainfall days, and 219mm (8.62") of precipitation is accumulated.Daylight
December has the longest days of the year in Monarto, with an average of 14h and 30min of daylight.On the first day of the month, sunrise is at 5:52 am and sunset at 8:12 pm. On the last day of December, sunrise is at 6:02 am and sunset at 8:31 pm ACDT.
Sunshine
With an average of 10.5h of sunshine, December has the most sunshine of the year.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 estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 6 in December translates into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Monarto, Australia
- Average high temperature in December: 27.6°C
The warmest month (with the highest average high temperature) is January (29.6°C).
The month with the lowest average high temperature is July (14.6°C).
- Average low temperature in December: 15.2°C
The month with the highest average low temperature is January (16.8°C).
The coldest month (with the lowest average low temperature) is August (6.7°C).
Average pressure in December
Monarto, Australia
- Average pressure in December: 1012.9mbar
The month with the highest atmospheric pressure is June (1021.8mbar).
The month with the lowest atmospheric pressure is January (1012.2mbar).
Average wind speed in December
Monarto, Australia
- Average wind speed in December: 12.7km/h
The windiest month (with the highest average wind speed) is August (13km/h).
The calmest month (with the lowest average wind speed) is April (10.1km/h).
Average humidity in December
Monarto, Australia
- Average humidity in December: 53%
The month with the highest relative humidity is July (76%).
The month with the lowest relative humidity is January (51%).
Average rainfall in December
Monarto, Australia
- Average rainfall in December: 18mm
The wettest month (with the highest rainfall) is May (26mm).
The driest month (with the least rainfall) is March (12mm).
Average rainfall days in December
Monarto, Australia
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is July (13.9 days).
The months with the least rainy days are January and February (5.8 days).
Average daylight in December /
Average sunshine in December
Monarto, Australia
- Average daylight in December: 14h and 30min
The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).
- Average sunshine in December: 10h and 30min
The month with the most sunshine is December (Average sunshine: 10h and 30min).
The month with the least sunshine is August (Average sunshine: 7h and 6min).
Average sunshine days in December
Monarto, Australia
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is January (23 days).
The month with the least sunshine days is July (14.2 days).
Average UV index in December
Monarto, 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 June and July (UV index 3).
Average cloud cover in December
Monarto, Australia
- Average cloud cover in December: 24
The months with the most cloud cover are May, July and August (Cloud cover 40).
The month with the least cloud cover is January (Cloud cover 20).
Average visibility in December
Monarto, Australia
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).





