December weather forecast
Mullumbimby, Australia

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Weather in December

December, the first month of the summer in Mullumbimby, is still a warm month, with an average temperature ranging between min 20.8°C (69.4°F) and max 25.5°C (77.9°F).

Temperature

Mullumbimby marks the arrival of December with an average high-temperature of a still warm 25.5°C (77.9°F), hardly different from November's 24.6°C (76.3°F). During December, Mullumbimby's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of 20.8°C (69.4°F).

Humidity

In December, the average relative humidity in Mullumbimby, Australia, is 77%.

Rainfall

In Mullumbimby, in December, it is raining for 18.6 days, with typically 79mm (3.11") of accumulated precipitation. Throughout the year, in Mullumbimby, there are 197.8 rainfall days, and 867mm (34.13") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 13h and 54min of daylight.
On the first day of the month, sunrise is at 5:40 am and sunset at 7:29 pm. On the last day of December, in Mullumbimby, sunrise is at 5:51 am and sunset at 7:46 pm AEDT.

Sunshine

In December, the average sunshine in Mullumbimby is 9.6h.

UV index

The months with the highest UV index are January through March, October through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The UV index of 6 during December translates into the following guidance:
Ward off overexposure. Defence against solar harm is crucial. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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Frequently asked questions

What is the average December temperature in Mullumbimby?

In December, in Mullumbimby, the average high-temperature is 25.5°C (77.9°F), and the average low-temperature is 20.8°C (69.4°F).

What is the average humidity in December in Mullumbimby?

In Mullumbimby, the average relative humidity in December is 77%.

How much does it rain in Mullumbimby in December?

In December, the rain falls for 18.6 days. Throughout December, 79mm (3.11") of precipitation is accumulated.

When are the longest days in Mullumbimby?

With an average of 13h and 54min of daylight, December has the longest days of the year in Mullumbimby, Australia.

What is the average length of the day in December in Mullumbimby?

In December, the average day length is 13h and 56min.

What time are sunrise and sunset in December in Mullumbimby?

On the first day of December, sunrise is at 5:40 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 7:46 pm AEDT.

How many hours of sunshine does Mullumbimby have in December?

In December, the average sunshine duration is 9.6h.

When is the highest UV index in Mullumbimby?

The months with the highest UV index are January through March, October through December, with an average maximum UV index of 6.

What is the UV index intensity in December in Mullumbimby?

In December, the average daily maximum UV index in Mullumbimby 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 temperature in December
Mullumbimby, Australia

Average temperature in December - Mullumbimby, Australia
  • Average high temperature in December: 25.5°C

The warmest month (with the highest average high temperature) is January (26.5°C).
The month with the lowest average high temperature is July (18.3°C).

  • Average low temperature in December: 20.8°C

The months with the highest average low temperature are January and February (21.8°C).
The coldest month (with the lowest average low temperature) is July (13.3°C).

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Average pressure in December
Mullumbimby, Australia

Average pressure in December - Mullumbimby, Australia
  • Average pressure in December: 1013.6mbar

The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is January (1012.8mbar).

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Average wind speed in December
Mullumbimby, Australia

Average wind speed in December - Mullumbimby, Australia
  • Average wind speed in December: 17.4km/h

The windiest month (with the highest average wind speed) is October (18km/h).
The calmest month (with the lowest average wind speed) is May (15.3km/h).

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Average humidity in December
Mullumbimby, Australia

Average humidity in December - Mullumbimby, Australia
  • Average humidity in December: 77%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in December
Mullumbimby, Australia

Average rainfall in December - Mullumbimby, Australia
  • Average rainfall in December: 79mm

The wettest month (with the highest rainfall) is February (123mm).
The driest month (with the least rainfall) is September (29mm).

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Average rainfall days in December
Mullumbimby, Australia

Average rainfall days in December - Mullumbimby, Australia
  • Average rainfall days in December: 18.6 days

The month with the highest number of rainy days is March (23.1 days).
The month with the least rainy days is September (10.5 days).

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Average daylight in December /
Average sunshine in December
Mullumbimby, Australia

Average daylight in December / Average sunshine in December - Mullumbimby, Australia
  • Average daylight in December: 13h and 5min

The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).

  • Average sunshine in December: 9h and 4min

The month with the most sunshine is November (Average sunshine: 10h and 30min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).

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Average sunshine days in December
Mullumbimby, Australia

Average sunshine days in December - Mullumbimby, Australia
  • Average sunshine days in December: 9.3 days

The month with the most sunshine days is August (17.3 days).
The month with the least sunshine days is March (5.8 days).

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Average UV index in December
Mullumbimby, Australia

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

The months with the highest UV index are January, February, March, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August and September (UV index 5).

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Average cloud cover in December
Mullumbimby, Australia

Average cloud cover in December - Mullumbimby, Australia
  • Average cloud cover in December: 39

The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in December
Mullumbimby, Australia

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

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

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Mullumbimby, Australia

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