Katherine weather in December 2025

Expect daytime maximum temperatures of 99°F in Katherine, Northern Territory in December and extreme heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 6.6 inches of rainfall in the month.

  • 99°F maximum daytime temperature in December in Katherine99
    99°F max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in December in Katherine9
    9 days with some rainfall
  • 75°F minimum night-time temperature in December in Katherine75
    75°F min night temperature
  • 13 hours of daylight per day in December in Katherine13
    13 hours of daylight per day
  • Extreme heat & humidity in December in KatherineE
    Extreme heat & humidity
  • 6.6 inches monthly rainfall in December in Katherine6.6
    6.6 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Katherine11
    11+ (Extreme) UV index

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The December weather guide for Northern Territory (Katherine) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Katherine in December?

Daytime temperatures usually reach 99°F in Katherine in December with extreme heat and humidity, falling to 75°F at night.

How sunny is it in Katherine in December?

There are normally 8 hours of bright sunshine each day in Katherine in December - that's 60% of daylight hours.

Does it rain in Katherine in December?

There are usually 9 days with some rain in Katherine in December and the average monthly rainfall is 6.6 inches.

What is the chance of a cyclone in Katherine in December?

On average less than 1 day in December in Katherine is likely to be affected by the passage of one or more tropical storms.

Katherine December sunrise & sunset times

Browse the sunrise and sunset times for Katherine in December 2025. Select a month to view Katherine sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:02 18:58
Tuesday, 16th December 2025 06:07 19:06
Wednesday, 31st December 2025 06:15 19:13

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