McLaren Vale
Australia
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
McLaren Vale, Australia

The first month of the summer, December, is also an agreeable month in McLaren Vale, Australia, with average temperature varying between 22.9°C (73.2°F) and 16°C (60.8°F).

Temperature

In McLaren Vale, the average high-temperature in December is practically the same as in November - a still agreeable 22.9°C (73.2°F). In December, the average low-temperature is 16°C (60.8°F).

Humidity

In December, the average relative humidity is 62%.

Rainfall

In December, the rain falls for 10.3 days. Throughout December, 24mm (0.94") of precipitation is accumulated. In McLaren Vale, during the entire year, the rain falls for 138.9 days and collects up to 363mm (14.29") of precipitation.

Daylight

With an average of 14.5h of daylight, December has the longest days of the year in McLaren Vale.

Sunshine

December has the most sunshine of the year in McLaren Vale, 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 McLaren Vale. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 6 in December transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in December in McLaren Vale?

In McLaren Vale, Australia, in December, the average high-temperature is 22.9°C (73.2°F), and the average low-temperature is 16°C (60.8°F).

What is the average humidity in December in McLaren Vale?

The average relative humidity in December in McLaren Vale is 62%.

How many days does it rain in December in McLaren Vale?

In McLaren Vale, Australia, during December, the rain falls for 10.3 days and regularly aggregates up to 24mm (0.94") of precipitation.

When are the longest days in McLaren Vale?

December has the longest days of the year in McLaren Vale, Australia, with an average of 14.5h of daylight.

What is the average length of the day in December in McLaren Vale?

In McLaren Vale, Australia, the average length of the day in December is 14.5h.

What month has the most sunshine in McLaren Vale?

The month with the most sunshine in McLaren Vale, Australia, is December, with an average of 10h of sunshine.

How many hours of sunshine does McLaren Vale have in December?

The average sunshine in December in McLaren Vale is 10h.

When is the highest UV index in McLaren Vale?

Months with the highest UV index in McLaren Vale are January and December, with an average maximum UV index of 6.

What is the UV index intensity in December in McLaren Vale?

The average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in December - McLaren Vale, Australia
  • Average high temperature in December: 22.9°C

The warmest month (with the highest average high temperature) is January (24.9°C).
The month with the lowest average high temperature is July (14°C).

  • Average low temperature in December: 16°C

The month with the highest average low temperature is February (17.7°C).
The coldest month (with the lowest average low temperature) is August (9.9°C).

Average humidity in December - McLaren Vale, Australia
  • Average humidity in December: 62%

Months with the highest relative humidity are June and July (73%).
The month with the lowest relative humidity is January (61%).

Average rainfall in December - McLaren Vale, Australia
  • Average rainfall in December: 24mm

The wettest month (with the highest rainfall) is August (47mm).
The driest month (with the least rainfall) is January (17mm).

Average rainfall days in December - McLaren Vale, Australia
  • Average rainfall days in December: 10.3 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (6.3 days).

Average daylight in December / Average sunshine in December - McLaren Vale, Australia
  • Average daylight in December: 14.5h

The month with the longest days is December (Average daylight: 14.5h).
The month with the shortest days is June (Average daylight: 9.8h).

  • Average sunshine in December: 10h

The month with the most sunshine is December (Average sunshine: 10h).
Months with the least sunshine are May, July and August (Average sunshine: 7).

Average UV index in December - McLaren Vale, Australia
  • Average UV index in December: 6

Months with the highest UV index are January and December (UV index 6).
The month with the lowest UV index is July (UV index 3).