December is one of the warmer months of the year in Echuca, with average highs near 30.3°C and lows around 13.8°C (mean 22.1°C). It is about average for rainfall, averaging 38 mm of rainfall and 47% relative humidity across the period.
December is one of the warmer months of the year in Echuca. Across 45 years of records, the warmest December in Echuca was 2015 — when the month averaged 24.8°C — while the coldest was 1986 at 19.5°C. Typical December days reach 30.3°C with nights near 13.8°C. The long-term trend is warming, about 0.3°C per decade.
December is about average for rainfall in Echuca, averaging 38 mm of rainfall. The wettest December on record was 1992 with 113 mm, while the driest was 1984 at 3 mm.
Relative humidity in Echuca during December averages 47%. The most humid December was 1992 at 70%, and the least humid was 1994 at 33%.
December receives about 7.7 kWh/m²/day of solar energy in Echuca. The sunniest December was 1994 at 8.6 kWh/m²/day, and the cloudiest was 1992 at 6.4.
Average wind speed in Echuca during December is 2.5 m/s. The windiest Decembers were 1984 and 2002 at 2.9 m/s, while the calmest was 1992 at 1.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 21.6°C | 21.8°C | 22.1°C | 22.9°C | 21.9°C | +0.3°C |
| Avg High | 29.8°C | 30.0°C | 30.5°C | 31.1°C | 30.1°C | +0.3°C |
| Avg Low | 13.4°C | 13.5°C | 13.7°C | 14.7°C | 13.8°C | +0.4°C |
| Avg Rain | 36 mm | 34 mm | 36 mm | 45 mm | 38 mm | +3 mm |
December temperatures in Echuca have risen by about 0.4°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 5.2°C (2013) to a record high of 46.1°C (2019).
Rainfall in December is about average for rainfall, averaging 38 mm, with a wettest year of 113 mm.
One of the best times to visit Echuca
December is one of the best times to visit Echuca. Expect days averaging 30.3°C and nights around 13.8°C (mean 22.1°C) — warmer than Echuca's yearly average — with moderate rainfall (38 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 30.4°C | 21.9°C | 13.4°C | 42.1°C | 6.3°C | 29 mm | 45% | 2.5 m/s | — |
| 2024 | 31.8°C | 23.4°C | 15.1°C | 42.8°C | 9.5°C | 36 mm | 49% | 2.3 m/s | 8.3 |
| 2023 | 30.5°C | 23.0°C | 15.6°C | 39.9°C | 10.5°C | 75 mm | 53% | 2.3 m/s | 6.9 |
| 2022 | 27.5°C | 19.8°C | 12.2°C | 38.2°C | 6.2°C | 41 mm | 61% | 2.1 m/s | 7.7 |
| 2021 | 30.8°C | 22.2°C | 13.6°C | 41.4°C | 9.3°C | 26 mm | 49% | 2.3 m/s | 8.3 |
| 2020 | 29.7°C | 21.3°C | 12.9°C | 38.3°C | 7.6°C | 22 mm | 44% | 2.7 m/s | 7.9 |
| 2019 | 33.6°C | 24.4°C | 15.2°C | 46.1°C | 7.6°C | 11 mm | 36% | 2.6 m/s | 8.3 |
| 2018 | 32.6°C | 24.5°C | 16.3°C | 42.5°C | 10.6°C | 69 mm | 49% | 2.3 m/s | 7.3 |
| 2017 | 30.1°C | 22.4°C | 14.8°C | 37.9°C | 8.3°C | 103 mm | 55% | 2.2 m/s | 7.3 |
| 2016 | 30.7°C | 22.7°C | 14.6°C | 38.3°C | 7.8°C | 28 mm | 50% | 2.2 m/s | 7.6 |
| 2015 🔥 | 33.5°C | 24.8°C | 16.1°C | 42.7°C | 8.8°C | 23 mm | 35% | 2.4 m/s | 8.3 |
| 2014 | 31.5°C | 23.2°C | 15.0°C | 36.7°C | 10.1°C | 31 mm | 44% | 2.3 m/s | 8 |
| 2013 | 31.4°C | 22.4°C | 13.4°C | 41.7°C | 5.2°C | 50 mm | 46% | 2.5 m/s | 7.5 |
| 2012 | 31.4°C | 23.1°C | 14.8°C | 41.2°C | 9.8°C | 15 mm | 40% | 2.7 m/s | 7.8 |
| 2011 | 29.8°C | 21.9°C | 13.9°C | 37.1°C | 7.2°C | 40 mm | 50% | 2.4 m/s | 8.1 |
| 2010 | 26.6°C | 19.6°C | 12.7°C | 40.2°C | 6.5°C | 78 mm | 65% | 2.3 m/s | 7.1 |
| 2009 | 31.3°C | 22.4°C | 13.5°C | 40.4°C | 8.8°C | 24 mm | 45% | 2.4 m/s | 8.1 |
| 2008 | 27.6°C | 20.0°C | 12.5°C | 35.0°C | 7.5°C | 65 mm | 54% | 2.5 m/s | 7.5 |
| 2007 | 31.1°C | 22.9°C | 14.8°C | 40.6°C | 8.0°C | 62 mm | 48% | 2.3 m/s | 7.7 |
| 2006 | 31.5°C | 22.5°C | 13.6°C | 43.1°C | 6.5°C | 7 mm | 34% | 2.7 m/s | 8.4 |
| 2005 | 31.0°C | 22.4°C | 13.9°C | 45.5°C | 9.4°C | 22 mm | 43% | 2.6 m/s | 7.8 |
| 2004 | 28.6°C | 20.8°C | 13.1°C | 37.6°C | 7.5°C | 81 mm | 54% | 2.3 m/s | 7.7 |
| 2003 | 31.8°C | 23.5°C | 15.1°C | 41.2°C | 9.3°C | 61 mm | 51% | 2.2 m/s | 7.4 |
| 2002 | 32.0°C | 23.2°C | 14.4°C | 42.7°C | 7.2°C | 26 mm | 39% | 2.9 m/s | 7.6 |
| 2001 | 28.7°C | 20.5°C | 12.3°C | 38.0°C | 8.4°C | 5 mm | 42% | 2.7 m/s | 7.5 |
| 2000 | 31.7°C | 22.6°C | 13.4°C | 40.2°C | 8.0°C | 8 mm | 43% | 2.5 m/s | 8.3 |
| 1999 | 29.0°C | 21.1°C | 13.3°C | 37.6°C | 7.7°C | 58 mm | 50% | 2.6 m/s | 7.6 |
| 1998 | 31.6°C | 22.7°C | 13.7°C | 41.8°C | 8.2°C | 9 mm | 45% | 2.4 m/s | 8.1 |
| 1997 | 32.2°C | 23.6°C | 14.9°C | 38.1°C | 10.9°C | 7 mm | 40% | 2.5 m/s | 8.3 |
| 1996 | 29.5°C | 21.0°C | 12.4°C | 39.3°C | 8.1°C | 14 mm | 42% | 2.5 m/s | 7.8 |
| 1995 | 28.6°C | 19.9°C | 11.2°C | 36.3°C | 5.5°C | 13 mm | 46% | 2.7 m/s | 7.6 |
| 1994 | 34.0°C | 24.5°C | 15.0°C | 42.2°C | 7.5°C | 12 mm | 33% | 2.5 m/s | 8.6 |
| 1993 | 27.9°C | 20.1°C | 12.2°C | 38.6°C | 6.2°C | 52 mm | 56% | 2.6 m/s | 7.2 |
| 1992 🌧️ | 26.1°C | 19.9°C | 13.8°C | 33.6°C | 7.1°C | 113 mm | 70% | 1.9 m/s | 6.4 |
| 1991 | 28.8°C | 20.9°C | 13.0°C | 38.4°C | 7.8°C | 45 mm | 47% | 2.4 m/s | 7.5 |
| 1990 | 32.7°C | 24.2°C | 15.7°C | 40.8°C | 8.8°C | 12 mm | 37% | 2.6 m/s | 7.8 |
| 1989 | 31.2°C | 22.5°C | 13.8°C | 39.8°C | 8.0°C | 16 mm | 44% | 2.6 m/s | 7.9 |
| 1988 | 29.7°C | 22.0°C | 14.3°C | 39.1°C | 8.3°C | 86 mm | 58% | 2.2 m/s | 7.2 |
| 1987 | 30.6°C | 21.8°C | 12.9°C | 41.3°C | 6.6°C | 32 mm | 44% | 2.6 m/s | 8.1 |
| 1986 ❄️ | 27.4°C | 19.5°C | 11.6°C | 37.2°C | 7.2°C | 36 mm | 53% | 2.6 m/s | 7.3 |
| 1985 | 26.6°C | 19.7°C | 12.8°C | 35.0°C | 9.0°C | 92 mm | 59% | 2.4 m/s | 7 |
| 1984 | 29.6°C | 21.2°C | 12.9°C | 39.0°C | 7.4°C | 3 mm | 38% | 2.9 m/s | 7.9 |
| 1983 | 30.6°C | 22.3°C | 13.9°C | 38.8°C | 7.8°C | 38 mm | 48% | 2.4 m/s | — |
| 1982 | 31.6°C | 23.3°C | 15.1°C | 39.4°C | 9.7°C | 7 mm | 37% | 2.7 m/s | — |
| 1981 | 30.5°C | 22.0°C | 13.4°C | 40.3°C | 8.7°C | 10 mm | 42% | 2.6 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 30.3°C with lows near 13.8°C (mean 22.1°C), based on 45 years of NASA POWER data.
December averages 38 mm of rainfall in Echuca, about average for rainfall. The wettest on record was 113 mm in 1992.
The hottest December reached 46.1°C in 2019. The coldest dipped to 5.2°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 0.4°C. Daytime highs moved from 29.8°C to 30.2°C and overnight lows from 13.6°C to 14°C over the same span.
December is one of the warmer months of the year in Echuca and about average for rainfall, so plan for around 30.3°C daytime highs and 13.8°C at night.
Not quite — December is the 10th coolest month in Echuca, averaging 22.1°C.
For December in Echuca, pack light, breathable clothing and sun protection, with typical highs of 30.3°C and lows of 13.8°C.
Relative humidity in December averages 47% — relatively dry.
Average wind speed in December is 2.5 m/s. The windiest December on record averaged 2.9 m/s (1984).
The wettest December on record was 1992 with 113 mm. On average, December sees 38 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 Echuca 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.
