December is one of the warmer months of the year in Karumba, with average highs near 32.2°C and lows around 28.2°C (mean 30.2°C). It is a relatively wet time of year, averaging 144 mm of rainfall and 70% relative humidity across the period.
December is one of the warmer months of the year in Karumba. Across 45 years of records, the warmest December in Karumba was 2018 — when the month averaged 31.6°C — while the coldest was 2000 at 28.4°C. Typical December days reach 32.2°C with nights near 28.2°C. The long-term December temperature trend is broadly flat.
December is a relatively wet time of year in Karumba, averaging 144 mm of rainfall. The wettest December on record was 2000 with 492 mm, while the driest was 2017 at 36 mm.
Relative humidity in Karumba during December averages 70%. The most humid December was 2000 at 80%, and the least humid was 1983 at 61%.
December receives about 6.5 kWh/m²/day of solar energy in Karumba. The sunniest December was 1985 at 7.4 kWh/m²/day, and the cloudiest was 2000 at 5.
Average wind speed in Karumba during December is 4 m/s. The windiest December was 2000 at 5.1 m/s, while the calmest were 1997, 2010 and 2011 at 3.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 30.2°C | 30.1°C | 30.2°C | 30.2°C | 30.5°C | +0.3°C |
| Avg High | 32.2°C | 32.2°C | 32.1°C | 32.3°C | 32.5°C | +0.3°C |
| Avg Low | 28.1°C | 28.0°C | 28.2°C | 28.1°C | 28.5°C | +0.4°C |
| Avg Rain | 109 mm | 147 mm | 149 mm | 145 mm | 180 mm | +70 mm |
December temperatures in Karumba have risen by about 0.3°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 20.6°C (2010) to a record high of 40°C (2018).
Rainfall in December is a relatively wet time of year, averaging 144 mm, with a wettest year of 492 mm.
A quieter season to visit Karumba
If your dates are flexible, the more temperate months of July and June tend to be the most comfortable for visiting Karumba. That said, December — with days averaging 32.2°C and nights around 28.2°C (mean 30.2°C) and higher rainfall (144 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 31.6°C | 29.8°C | 28.1°C | 35.6°C | 23.7°C | 232 mm | 73% | 4.6 m/s | — |
| 2024 | 32.6°C | 31.0°C | 29.3°C | 36.2°C | 27.6°C | 210 mm | 74% | 3.7 m/s | 6.6 |
| 2023 | 33.8°C | 31.5°C | 29.2°C | 36.7°C | 26.5°C | 53 mm | 69% | 5 m/s | 6.9 |
| 2022 | 32.6°C | 30.1°C | 27.7°C | 36.6°C | 24.2°C | 202 mm | 67% | 3.8 m/s | 6.1 |
| 2021 | 32.8°C | 30.6°C | 28.3°C | 36.3°C | 24.7°C | 211 mm | 67% | 4 m/s | 6.3 |
| 2020 | 31.7°C | 30.0°C | 28.4°C | 37.4°C | 26.5°C | 171 mm | 73% | 3.8 m/s | 5.7 |
| 2019 | 33.5°C | 31.2°C | 28.9°C | 38.4°C | 26.1°C | 50 mm | 64% | 4.4 m/s | 7.2 |
| 2018 🔥 | 34.5°C | 31.6°C | 28.7°C | 40.0°C | 26.2°C | 66 mm | 65% | 4.5 m/s | 6.8 |
| 2017 | 32.4°C | 30.4°C | 28.4°C | 35.4°C | 23.1°C | 36 mm | 66% | 4.3 m/s | 7 |
| 2016 | 31.4°C | 29.8°C | 28.1°C | 34.9°C | 26.6°C | 158 mm | 71% | 3.6 m/s | 6.2 |
| 2015 | 31.0°C | 29.5°C | 28.1°C | 34.6°C | 25.2°C | 320 mm | 75% | 4.7 m/s | 5.2 |
| 2014 | 31.9°C | 30.3°C | 28.7°C | 34.8°C | 27.2°C | 132 mm | 74% | 3.5 m/s | 6.2 |
| 2013 | 32.9°C | 30.3°C | 27.8°C | 36.4°C | 22.8°C | 50 mm | 66% | 3.7 m/s | 7.1 |
| 2012 | 32.1°C | 30.1°C | 28.1°C | 38.6°C | 26.7°C | 102 mm | 70% | 3.7 m/s | 6.3 |
| 2011 | 31.9°C | 29.5°C | 27.1°C | 36.2°C | 24.1°C | 199 mm | 71% | 3.4 m/s | 6.2 |
| 2010 | 31.3°C | 29.1°C | 27.0°C | 34.2°C | 20.6°C | 338 mm | 73% | 3.4 m/s | 6 |
| 2009 | 31.9°C | 29.9°C | 27.9°C | 34.7°C | 23.4°C | 158 mm | 68% | 3.9 m/s | 6.5 |
| 2008 | 32.9°C | 30.7°C | 28.4°C | 35.9°C | 25.4°C | 79 mm | 68% | 3.8 m/s | 6.6 |
| 2007 | 31.3°C | 29.7°C | 28.1°C | 33.5°C | 25.4°C | 143 mm | 75% | 3.9 m/s | 6.1 |
| 2006 | 33.2°C | 30.7°C | 28.2°C | 37.0°C | 26.2°C | 59 mm | 64% | 4.1 m/s | 6.6 |
| 2005 | 33.5°C | 31.4°C | 29.3°C | 38.1°C | 25.5°C | 62 mm | 66% | 3.6 m/s | 6.7 |
| 2004 | 31.2°C | 29.6°C | 28.0°C | 37.7°C | 25.6°C | 146 mm | 74% | 4 m/s | 5.9 |
| 2003 | 32.4°C | 30.5°C | 28.5°C | 36.0°C | 26.2°C | 174 mm | 70% | 3.9 m/s | 6.4 |
| 2002 | 32.5°C | 30.4°C | 28.2°C | 37.4°C | 23.2°C | 63 mm | 67% | 4.1 m/s | 7.3 |
| 2001 | 32.1°C | 30.4°C | 28.8°C | 35.6°C | 27.3°C | 116 mm | 74% | 3.5 m/s | 6.9 |
| 2000 ❄️ 🌧️ | 30.1°C | 28.4°C | 26.7°C | 34.8°C | 24.0°C | 492 mm | 80% | 5.1 m/s | 5 |
| 1999 | 32.3°C | 29.7°C | 27.0°C | 35.8°C | 23.4°C | 131 mm | 68% | 4 m/s | 6.5 |
| 1998 | 31.9°C | 30.2°C | 28.4°C | 34.6°C | 25.6°C | 277 mm | 72% | 4 m/s | 6.1 |
| 1997 | 30.4°C | 29.2°C | 28.0°C | 33.1°C | 25.8°C | 349 mm | 79% | 3.4 m/s | 5.7 |
| 1996 | 32.4°C | 30.2°C | 28.0°C | 36.6°C | 25.6°C | 120 mm | 71% | 3.7 m/s | 6.5 |
| 1995 | 32.8°C | 30.7°C | 28.6°C | 36.2°C | 26.1°C | 103 mm | 68% | 4.2 m/s | 6.9 |
| 1994 | 31.4°C | 29.7°C | 27.9°C | 35.8°C | 26.4°C | 107 mm | 69% | 3.5 m/s | 6.9 |
| 1993 | 31.8°C | 29.6°C | 27.3°C | 35.2°C | 24.7°C | 115 mm | 67% | 3.6 m/s | 6.6 |
| 1992 | 32.7°C | 30.0°C | 27.4°C | 35.7°C | 25.1°C | 109 mm | 68% | 4 m/s | 6.1 |
| 1991 | 32.7°C | 30.3°C | 28.0°C | 37.1°C | 24.5°C | 90 mm | 66% | 4.2 m/s | 7.3 |
| 1990 | 33.1°C | 31.1°C | 29.1°C | 38.8°C | 26.0°C | 71 mm | 69% | 4.2 m/s | 6.8 |
| 1989 | 31.8°C | 29.5°C | 27.2°C | 37.5°C | 22.4°C | 108 mm | 70% | 3.6 m/s | 7.1 |
| 1988 | 31.4°C | 29.8°C | 28.1°C | 36.3°C | 26.4°C | 254 mm | 73% | 3.8 m/s | 5.9 |
| 1987 | 31.7°C | 29.8°C | 27.9°C | 34.3°C | 24.7°C | 153 mm | 69% | 3.9 m/s | 6.2 |
| 1986 | 33.4°C | 30.9°C | 28.4°C | 37.9°C | 23.3°C | 80 mm | 64% | 3.8 m/s | 7.1 |
| 1985 | 32.2°C | 30.4°C | 28.7°C | 37.1°C | 27.5°C | 70 mm | 71% | 3.9 m/s | 7.4 |
| 1984 | 32.2°C | 30.4°C | 28.5°C | 36.9°C | 25.4°C | 69 mm | 71% | 4.5 m/s | 6.2 |
| 1983 | 33.1°C | 30.3°C | 27.5°C | 36.0°C | 21.0°C | 79 mm | 61% | 4.2 m/s | — |
| 1982 | 32.0°C | 30.2°C | 28.3°C | 35.1°C | 25.1°C | 67 mm | 68% | 4 m/s | — |
| 1981 | 32.3°C | 30.4°C | 28.5°C | 34.8°C | 26.6°C | 103 mm | 72% | 3.7 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 32.2°C with lows near 28.2°C (mean 30.2°C), based on 45 years of NASA POWER data.
December averages 144 mm of rainfall in Karumba, a relatively wet time of year. The wettest on record was 492 mm in 2000.
The hottest December reached 40°C in 2018. The coldest dipped to 20.6°C in 2010.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 0.3°C. Daytime highs moved from 32.4°C to 32.7°C and overnight lows from 28.3°C to 28.5°C over the same span.
December is one of the warmer months of the year in Karumba and a relatively wet time of year, so plan for around 32.2°C daytime highs and 28.2°C at night.
Not quite — December is the 12th coolest month in Karumba, averaging 30.2°C.
For December in Karumba, pack light, breathable clothing and sun protection, with typical highs of 32.2°C and lows of 28.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 70% — moderately humid.
Average wind speed in December is 4 m/s. The windiest December on record averaged 5.1 m/s (2000).
The wettest December on record was 2000 with 492 mm. On average, December sees 144 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Karumba behaves each December, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for December specifically, along with year-by-year records and how the month has changed over the decades.
