December weather forecast
Gulgong, Australia

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Gulgong, Australia, with an average temperature varying between 14.7°C (58.5°F) and 27.8°C (82°F).

Temperature

With the onset of December, the average high-temperature subtly transitions from a warm 24.8°C (76.6°F) in November to a still moderately hot 27.8°C (82°F). Gulgong undergoes a major shift from daytime highs, averaging a refreshing 14.7°C (58.5°F) during the night in December.

Heat index

During December, the heat index is calculated to be 29°C (84.2°F). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a metric representing the sensation of warmth when air temperature and moisture come together. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. 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 particularly important for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

December is the least humid month, with an average relative humidity of 61%.

Rainfall

In Gulgong, Australia, during December, the rain falls for 10.4 days and regularly aggregates up to 52mm (2.05") of precipitation. In Gulgong, Australia, during the entire year, the rain falls for 117.4 days and collects up to 425mm (16.73") of precipitation.

Snowfall

In Gulgong, snow does not fall in January through June, September through December.

Daylight

With an average of 14h and 12min of daylight, December has the longest days of the year in Gulgong.
On the first day of December, sunrise is at 5:47 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 8:12 pm AEDT.

Sunshine

With an average of 10.7h of sunshine, December has the most sunshine of the year.

UV index

The months with the highest UV index in Gulgong are January, February and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, a regular UV index of 6 translates into these guidelines:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Frequently asked questions

What are the temperatures in Gulgong in December?
In December, in Gulgong, the average high-temperature is 27.8°C (82°F), and the average low-temperature is 14.7°C (58.5°F). In December, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 29°C (84.2°F).
What is the least humid month in Gulgong?
The least humid month in Gulgong is December, with an average relative humidity of 61%.
What is the average humidity in December in Gulgong?
In Gulgong, Australia, the average relative humidity in December is 61%.
How much does it rain in Gulgong in December?
In December, in Gulgong, Australia, the rain falls for 10.4 days. Throughout December, 52mm (2.05") of precipitation is accumulated.
When it does not snow in Gulgong?
In Gulgong, snow does not fall in January through June, September through December.
When are the longest days in Gulgong?
December has the longest days of the year in Gulgong, with an average of 14h and 12min of daylight.
What is the average length of the day in December in Gulgong?
In December, the average day length in Gulgong, Australia, is 14h and 14min.
When is the sunrise / sunset in December in Gulgong?
In December, on the first day of the month, sunrise is at 5:47 am and sunset at 7:54 pm. On the last day of the month, in Gulgong, sunrise is at 5:57 am and sunset at 8:12 pm AEDT.
What month has the most sunshine in Gulgong?
The month with the most sunshine in Gulgong is December, with an average of 10.7h of sunshine.
How long on average sun shines in December in Gulgong?
In December, the average sunshine duration in Gulgong is 10.7h.
When is the highest UV index in Gulgong?
The months with the highest UV index in Gulgong are January, February and December, with an average maximum UV index of 6.
How high is the UV index in December in Gulgong?
The average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Gulgong, Australia
Average temperature in December
Gulgong, Australia
  • Average high temperature in December: 27.8°C

The warmest month (with the highest average high temperature) is January (29.9°C).
The month with the lowest average high temperature is July (12.5°C).

  • Average low temperature in December: 14.7°C

The month with the highest average low temperature is January (17°C).
The coldest month (with the lowest average low temperature) is August (3.2°C).

Average pressure in December - Gulgong, Australia
Average pressure in December
Gulgong, Australia
  • Average pressure in December: 1012.7mbar

The month with the highest atmospheric pressure is June (1022.1mbar).
The month with the lowest atmospheric pressure is January (1012mbar).

Average wind speed in December - Gulgong, Australia
Average wind speed in December
Gulgong, Australia
  • Average wind speed in December: 10.4km/h

The windiest month (with the highest average wind speed) is February (10.6km/h).
The calmest months (with the lowest average wind speed) are April and May (8.8km/h).

Average humidity in December - Gulgong, Australia
Average humidity in December
Gulgong, Australia
  • Average humidity in December: 61%

The month with the highest relative humidity is June (85%).
The month with the lowest relative humidity is December (61%).

Average rainfall in December - Gulgong, Australia
Average rainfall in December
Gulgong, Australia
  • Average rainfall in December: 52mm

The wettest month (with the highest rainfall) is January (60mm).
The driest month (with the least rainfall) is May (17mm).

Average rainfall days in December - Gulgong, Australia
Average rainfall days in December
Gulgong, Australia
  • Average rainfall days in December: 10.4 days

The month with the highest number of rainy days is March (12.7 days).
The month with the least rainy days is July (7.4 days).

Average snowfall in December - Gulgong, Australia
Average snowfall in December
Gulgong, Australia
  • Average snowfall in December: 0mm

The month with the highest snowfall is July (2mm).
The months with the least snowfall are January, February, March, April, May, June, September, October, November and December (0mm).

Average snowfall days in December - Gulgong, Australia
Average snowfall days in December
Gulgong, Australia
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is August (0.4 days).
The months with the least snowfall days are January, February, March, April, May, June, September, October, November and December (0 days).

Average daylight in December / Average sunshine in December - Gulgong, Australia
Average daylight in December /
Average sunshine in December
Gulgong, Australia
  • Average daylight in December: 14h and 1min

The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).

  • Average sunshine in December: 10h and 4min

The month with the most sunshine is December (Average sunshine: 10h and 42min).
The month with the least sunshine is June (Average sunshine: 6h and 42min).

Average sunshine days in December - Gulgong, Australia
Average sunshine days in December
Gulgong, Australia
  • Average sunshine days in December: 18 days

The month with the most sunshine days is July (22.3 days).
The month with the least sunshine days is February (14.8 days).

Average UV index in December - Gulgong, Australia
Average UV index in December
Gulgong, Australia
  • Average UV index in December: 6

The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are May, June, July and August (UV index 3).

Average cloud cover in December - Gulgong, Australia
Average cloud cover in December
Gulgong, Australia
  • Average cloud cover in December: 30

The month with the most cloud cover is June (Cloud cover 51).
The month with the least cloud cover is December (Cloud cover 30).

Average visibility in December - Gulgong, Australia
Average visibility in December
Gulgong, Australia
  • Average visibility in December: 9km

The months with the highest visibility are January, February, March, November and December (9km).
The months with the lowest visibility are June and July (7km).

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