December weather forecast
Barmah, Australia

December

Weather in December

The first month of the summer, December, is still a warm month in Barmah, Australia, with temperature in the range of an average high of 29.5°C (85.1°F) and an average low of 15.2°C (59.4°F).

Temperature

Entering December, Barmah notices a subtle temperature elevation, with the average high-temperature advancing from November's warm 26.5°C (79.7°F) to a still moderately hot 29.5°C (85.1°F). Compared to daytime temperatures, Barmah's temperature drops significantly, averaging a refreshing 15.2°C (59.4°F) during the nights of December.

Heat index

In December, the average heat index is calculated to be a tropical 30°C (86°F). Constant activity during exposure could result in a state of weariness and possibly heat cramps.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

In December, the average relative humidity is 47%.

Rainfall

In Barmah, during December, the rain falls for 7.1 days and regularly aggregates up to 24mm (0.94") of precipitation. In Barmah, Australia, during the entire year, the rain falls for 100.4 days and collects up to 278mm (10.94") of precipitation.

Daylight

With an average of 14h and 36min of daylight, December has the longest days of the year in Barmah, Australia.
On the first day of December, sunrise is at 5:56 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:40 pm AEDT.

Sunshine

The month with the most sunshine is December, with an average of 10.4h of sunshine.

UV index

The months with the highest UV index are January and December, with an average maximum UV index of 7. 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: In December, the maximum UV index of 7 translates into these guidelines:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

Is it hot in Barmah during December?
The high-temperature, in December, in Barmah, records 29.5°C (85.1°F), while the low-temperature is 15.2°C (59.4°F). In December, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 30°C (86°F).
What is the average humidity in December in Barmah?
The average relative humidity in December in Barmah is 47%.
How much does it rain in Barmah in December?
In Barmah, during December, the rain falls for 7.1 days and regularly aggregates up to 24mm (0.94") of precipitation.
When are the longest days in Barmah?
The month with the longest days is December, with an average of 14h and 36min of daylight.
How many hours of daylight does Barmah have in December?
In Barmah, Australia, the average day length in December is 14h and 34min.
What time are sunrise and sunset in December in Barmah?
On the first day of December in Barmah, Australia, sunrise is at 5:56 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:40 pm AEDT.
What month has the most sunshine in Barmah?
December has the most sunshine of the year in Barmah, with an average of 10.4h of sunshine.
How long on average sun shines in December in Barmah?
In December, the average sunshine duration in Barmah, Australia, is 10.4h.
What is the month with the highest UV index in Barmah?
The months with the highest UV index are January and December, with an average maximum UV index of 7.
What is the UV index reading in December in Barmah?
The average daily maximum UV index in December in Barmah, Australia, is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Barmah, Australia
Average temperature in December
Barmah, Australia
  • Average high temperature in December: 29.5°C

The warmest month (with the highest average high temperature) is January (32.3°C).
The month with the lowest average high temperature is July (13.3°C).

  • Average low temperature in December: 15.2°C

The month with the highest average low temperature is January (17.2°C).
The coldest month (with the lowest average low temperature) is August (4.7°C).

Average pressure in December - Barmah, Australia
Average pressure in December
Barmah, Australia
  • Average pressure in December: 1011.6mbar

The month with the highest atmospheric pressure is June (1022.1mbar).
The month with the lowest atmospheric pressure is January (1010.9mbar).

Average wind speed in December - Barmah, Australia
Average wind speed in December
Barmah, Australia
  • Average wind speed in December: 11.1km/h

The windiest month (with the highest average wind speed) is December (11.1km/h).
The calmest month (with the lowest average wind speed) is June (8.8km/h).

Average humidity in December - Barmah, Australia
Average humidity in December
Barmah, Australia
  • Average humidity in December: 47%

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is January (44%).

Average rainfall in December - Barmah, Australia
Average rainfall in December
Barmah, Australia
  • Average rainfall in December: 24mm

The wettest month (with the highest rainfall) is August (31mm).
The driest month (with the least rainfall) is June (17mm).

Average rainfall days in December - Barmah, Australia
Average rainfall days in December
Barmah, Australia
  • Average rainfall days in December: 7.1 days

The month with the highest number of rainy days is August (12.7 days).
The month with the least rainy days is January (5.9 days).

Average daylight in December / Average sunshine in December - Barmah, Australia
Average daylight in December /
Average sunshine in December
Barmah, Australia
  • Average daylight in December: 14h and 4min

The month with the longest days is December (Average daylight: 14h and 36min).
The month with the shortest days is June (Average daylight: 9h and 48min).

  • Average sunshine in December: 10h and 2min

The month with the most sunshine is December (Average sunshine: 10h and 24min).
The month with the least sunshine is August (Average sunshine: 7h and 0min).

Average sunshine days in December - Barmah, Australia
Average sunshine days in December
Barmah, Australia
  • Average sunshine days in December: 22.2 days

The month with the most sunshine days is January (24.6 days).
The month with the least sunshine days is August (15.3 days).

Average UV index in December - Barmah, Australia
Average UV index in December
Barmah, Australia
  • Average UV index in December: 7

The months with the highest UV index are January and December (UV index 7).
The months with the lowest UV index are May, June, July and August (UV index 3).

Average cloud cover in December - Barmah, Australia
Average cloud cover in December
Barmah, Australia
  • Average cloud cover in December: 19

The month with the most cloud cover is July (Cloud cover 50).
The month with the least cloud cover is January (Cloud cover 15).

Average visibility in December - Barmah, Australia
Average visibility in December
Barmah, Australia
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, November and December (10km).
The months with the lowest visibility are June, July, August and September (8km).

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