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
December
Weather in December
Temperature
The arrival of December brings an average high-temperature of a still warm 29.3°C (84.7°F), closely following the temperature pattern of November. Terowie's nighttime temperatures in December reflect a stark contrast to the day's highs, falling to an average low of 16.5°C (61.7°F).Heat index
December's mean heat index is calculated to be 29°C (84.2°F). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.Understand that the heat index values take into account shaded locations and mild winds. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. 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 particularly meaningful for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Humidity
In December, the average relative humidity is 43%.Rainfall
In Terowie, in December, it is raining for 6 days, with typically 15mm (0.59") of accumulated precipitation. Throughout the year, in Terowie, there are 95.1 rainfall days, and 190mm (7.48") of precipitation is accumulated.Daylight
With an average of 14h and 18min of daylight, December has the longest days of the year.On the first day of the month, sunrise is at 5:58 am and sunset at 8:08 pm. On the last day of December, sunrise is at 6:08 am and sunset at 8:26 pm ACDT.
Sunshine
December has the most sunshine of the year, with an average of 10.2h of sunshine.UV index
The month with the highest UV index in Terowie is December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.Note: An average maximum UV index of 7 in December leads to these recommendations:
Ward off overexposure. Defence against solar harm is crucial. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is December in Terowie?
What is the average humidity in December in Terowie?
How many days does it rain in December in Terowie?
When are the longest days in Terowie?
How many hours of daylight does Terowie have in December?
When is the sunrise / sunset in December in Terowie?
What month has the most sunshine in Terowie?
How long on average sun shines in December in Terowie?
When is the highest UV index in Terowie?
What is the UV index reading in December in Terowie?
Average temperature in December
Terowie, Australia
- Average high temperature in December: 29.3°C
The warmest month (with the highest average high temperature) is January (32°C).
The month with the lowest average high temperature is July (14.2°C).
- Average low temperature in December: 16.5°C
The month with the highest average low temperature is January (18.8°C).
The coldest month (with the lowest average low temperature) is August (5.9°C).
Average pressure in December
Terowie, Australia
- Average pressure in December: 1012.6mbar
The month with the highest atmospheric pressure is June (1022.4mbar).
The month with the lowest atmospheric pressure is January (1011.7mbar).
Average wind speed in December
Terowie, Australia
- Average wind speed in December: 13.3km/h
The windiest month (with the highest average wind speed) is August (13.8km/h).
The calmest month (with the lowest average wind speed) is April (11.2km/h).
Average humidity in December
Terowie, Australia
- Average humidity in December: 43%
The month with the highest relative humidity is July (75%).
The month with the lowest relative humidity is January (40%).
Average rainfall in December
Terowie, Australia
- Average rainfall in December: 15mm
The wettest month (with the highest rainfall) is August (28mm).
The driest month (with the least rainfall) is March (8mm).
Average rainfall days in December
Terowie, Australia
- Average rainfall days in December: 6 days
The month with the highest number of rainy days is August (11.3 days).
The month with the least rainy days is February (4.6 days).
Average daylight in December /
Average sunshine in December
Terowie, Australia
- Average daylight in December: 14h and 2min
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: 10h and 1min
The month with the most sunshine is December (Average sunshine: 10h and 12min).
The month with the least sunshine is August (Average sunshine: 7h and 18min).
Average sunshine days in December
Terowie, Australia
- Average sunshine days in December: 22.3 days
The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is August (16.8 days).
Average UV index in December
Terowie, Australia
- Average UV index in December: 7
The month with the highest UV index is December (UV index 7).
The month with the lowest UV index is June (UV index 3).
Average cloud cover in December
Terowie, Australia
- Average cloud cover in December: 19
The months with the most cloud cover are June, July and August (Cloud cover 37).
The month with the least cloud cover is January (Cloud cover 15).
Average visibility in December
Terowie, 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).
