December Weather in Melbourne

Last updated: March 2, 2024

The weather in Melbourne, United States, during December is characterized by an average temperature of 20°C (68°F). Highs can soar to 27°C (82°F), while lows may dip to 10°C (50°F). Typically, the humidity level in Melbourne throughout December hovers around 84%.

10°C (50°F)

Minimum temperature

20°C (68°F)

Average temperature

27°C (82°F)

Maximum temperature

84%

Humidity

Precipitation and Sunshine hours

In December, Melbourne averages 57 mm (2.2 inches) of rainfall, typically over the course of 8 rainy days. The month enjoys an average of 10 hours 22 minutes of daylight, with the sun shining for approximately 8 hours 45 minutes each day. Additionally, there is a 63% probability of sunny days during this period.

57 mm (2.2 inches)

Precipitation

8 rainy days

Rainy days

8 hours 45 minutes

Sunshine hours

63%

Chance of sun

UV Index

In December, the UV Index in Melbourne reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 30 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 2 3 4 5 5 4 2 1 1 0 0
Exposure Low Moderate Low
Time to burn 45 min 30 min 45 min

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