December weather forecast
Lithgow, Australia

December

Weather in December

The first month of the summer, December, is a moderately hot month in Lithgow, Australia, with temperature in the range of an average low of 12.7°C (54.9°F) and an average high of 25.3°C (77.5°F).

Temperature

With December's arrival, Lithgow's weather records an average high-temperature of a warm 25.3°C (77.5°F), marking little difference from November's 22.9°C (73.2°F). A significant temperature decrease to an average a fresh 12.7°C (54.9°F) characterizes Lithgow's nighttime temperatures during December.

Humidity

December is the least humid month in Lithgow, with an average relative humidity of 68%.

Rainfall

In Lithgow, during December, the rain falls for 14.9 days and regularly aggregates up to 54mm (2.13") of precipitation. In Lithgow, during the entire year, the rain falls for 155.1 days and collects up to 548mm (21.57") of precipitation.

Snowfall

January through May, November and December are months without snowfall.

Daylight

The month with the longest days is December, with an average of 14h and 18min of daylight.
On the first day of the month, sunrise is at 5:42 am and sunset at 7:54 pm. On the last day of December, sunrise is at 5:52 am and sunset at 8:12 pm AEDT.

Sunshine

December has the most sunshine of the year, with an average of 10h of sunshine.

UV index

January and December, with an average maximum UV index of 6, are months with the highest UV index in Lithgow. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 6 in December translates into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

What is the usual temperature for Lithgow in December?
In December, the average high-temperature and low-temperature are 25.3°C (77.5°F) and 12.7°C (54.9°F) respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in January is calculated to be 30°C (86°F).
What is the least humid month?
With an average relative humidity of 68%, December is the least humid month.
What is the average humidity in December?
The average relative humidity in December is 68%.
How much does it rain in December?
In Lithgow, during December, the rain falls for 14.9 days and regularly aggregates up to 54mm (2.13") of precipitation.
When it does not snow?
In Lithgow, snow does not fall in January through May, November and December.
When are the longest days?
With an average of 14h and 18min of daylight, December has the longest days of the year.
What is the average length of the day in December?
In December, the average day length is 14h and 20min.
When are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 5:42 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:12 pm AEDT.
What month has the most sunshine?
The month with the most sunshine is December, with an average of 10h of sunshine.
How long on average sun shines in December?
In Lithgow, the average sunshine duration in December is 10h.
When is the highest UV index?
The months with the highest UV index are January and December, with an average maximum UV index of 6.
What is the UV index reading in December?
The average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
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 - Lithgow, Australia
Average temperature in December
Lithgow, Australia
  • Average high temperature in December: 25.3°C

The warmest month (with the highest average high temperature) is January (27.5°C).
The month with the lowest average high temperature is July (11.7°C).

  • Average low temperature in December: 12.7°C

The month with the highest average low temperature is January (14.6°C).
The coldest month (with the lowest average low temperature) is July (2.5°C).

Average pressure in December - Lithgow, Australia
Average pressure in December
Lithgow, Australia
  • Average pressure in December: 1013.1mbar

The month with the highest atmospheric pressure is June (1021.7mbar).
The month with the lowest atmospheric pressure is January (1012.6mbar).

Average wind speed in December - Lithgow, Australia
Average wind speed in December
Lithgow, Australia
  • Average wind speed in December: 8.1km/h

The windiest month (with the highest average wind speed) is August (10.4km/h).
The calmest month (with the lowest average wind speed) is April (7.4km/h).

Average humidity in December - Lithgow, Australia
Average humidity in December
Lithgow, Australia
  • Average humidity in December: 68%

The month with the highest relative humidity is June (85%).
The month with the lowest relative humidity is December (68%).

Average rainfall in December - Lithgow, Australia
Average rainfall in December
Lithgow, Australia
  • Average rainfall in December: 54mm

The wettest month (with the highest rainfall) is February (91mm).
The driest month (with the least rainfall) is May (20mm).

Average rainfall days in December - Lithgow, Australia
Average rainfall days in December
Lithgow, Australia
  • Average rainfall days in December: 14.9 days

The month with the highest number of rainy days is March (17.5 days).
The month with the least rainy days is May (8.5 days).

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

The month with the highest snowfall is August (19mm).
The months with the least snowfall are January, February, March, April, May, November and December (0mm).

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

The month with the highest number of snowfall days is August (1.2 days).
The months with the least snowfall days are January, February, March, April, November and December (0 days).

Average daylight in December / Average sunshine in December - Lithgow, Australia
Average daylight in December /
Average sunshine in December
Lithgow, 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 0min

The month with the most sunshine is December (Average sunshine: 10h and 0min).
The month with the least sunshine is June (Average sunshine: 5h and 30min).

Average sunshine days in December - Lithgow, Australia
Average sunshine days in December
Lithgow, Australia
  • Average sunshine days in December: 13.3 days

The month with the most sunshine days is May (19.3 days).
The month with the least sunshine days is March (11 days).

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

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

Average cloud cover in December - Lithgow, Australia
Average cloud cover in December
Lithgow, Australia
  • Average cloud cover in December: 41

The month with the most cloud cover is March (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 35).

Average visibility in December - Lithgow, Australia
Average visibility in December
Lithgow, Australia
  • Average visibility in December: 8km

The months with the highest visibility are January, February, August, September, October, November and December (8km).
The months with the lowest visibility are March, April, May, June and July (7km).

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