December is one of the warmer months of the year in Benalla, with average highs near 27.1°C and lows around 12.9°C (mean 20°C). It is about average for rainfall, averaging 60 mm of rainfall and 54% relative humidity across the period.
December is one of the warmer months of the year in Benalla. Across 45 years of records, the warmest December in Benalla was 1994 — when the month averaged 23°C — while the coldest was 1986 at 16.7°C. Typical December days reach 27.1°C with nights near 12.9°C. The long-term trend is warming, about 0.5°C per decade.
December is about average for rainfall in Benalla, averaging 60 mm of rainfall. The wettest December on record was 2010 with 147 mm, while the driest was 2006 at 11 mm.
Relative humidity in Benalla during December averages 54%. The most humid December was 1992 at 78%, and the least humid was 2006 at 36%.
December receives about 7.7 kWh/m²/day of solar energy in Benalla. The sunniest December was 1994 at 8.5 kWh/m²/day, and the cloudiest was 1992 at 6.5.
Average wind speed in Benalla during December is 1.2 m/s. The windiest Decembers were 1984 and 2002 at 1.4 m/s, while the calmest was 1992 at 0.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 19.1°C | 19.6°C | 20.2°C | 21.0°C | 20.1°C | +1°C |
| Avg High | 26.1°C | 26.7°C | 27.5°C | 28.1°C | 27.2°C | +1.1°C |
| Avg Low | 12.1°C | 12.6°C | 12.9°C | 13.9°C | 13.0°C | +0.9°C |
| Avg Rain | 57 mm | 59 mm | 51 mm | 72 mm | 57 mm | +1 mm |
December temperatures in Benalla have risen by about 1.1°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 3.9°C (1995) to a record high of 42.1°C (2019).
Rainfall in December is about average for rainfall, averaging 60 mm, with a wettest year of 147 mm.
One of the best times to visit Benalla
December is one of the best times to visit Benalla. Expect days averaging 27.1°C and nights around 12.9°C (mean 20°C) — warmer than Benalla's yearly average — with moderate rainfall (60 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 | 27.6°C | 20.0°C | 12.4°C | 38.2°C | 6.0°C | 53 mm | 50% | 1.2 m/s | — |
| 2024 | 28.5°C | 21.4°C | 14.3°C | 37.4°C | 9.1°C | 55 mm | 55% | 1.1 m/s | 8.4 |
| 2023 | 28.0°C | 21.5°C | 15.0°C | 36.2°C | 10.0°C | 89 mm | 58% | 1 m/s | 7.1 |
| 2022 | 24.1°C | 17.7°C | 11.2°C | 33.5°C | 4.5°C | 57 mm | 69% | 1 m/s | 7.7 |
| 2021 | 28.2°C | 20.7°C | 13.1°C | 37.2°C | 9.1°C | 44 mm | 55% | 1.1 m/s | 8.2 |
| 2020 | 26.5°C | 19.1°C | 11.7°C | 34.5°C | 6.8°C | 43 mm | 53% | 1.2 m/s | 8 |
| 2019 | 30.9°C | 22.8°C | 14.7°C | 42.1°C | 6.6°C | 17 mm | 39% | 1.3 m/s | 8.2 |
| 2018 | 29.9°C | 22.8°C | 15.8°C | 39.2°C | 9.1°C | 86 mm | 53% | 1.1 m/s | 7.3 |
| 2017 | 27.2°C | 20.8°C | 14.4°C | 34.1°C | 8.9°C | 144 mm | 61% | 1.1 m/s | 7.3 |
| 2016 | 28.3°C | 21.2°C | 14.1°C | 34.8°C | 6.6°C | 66 mm | 54% | 1.2 m/s | 7.4 |
| 2015 | 30.4°C | 22.5°C | 14.6°C | 40.0°C | 7.1°C | 46 mm | 43% | 1.1 m/s | 8.3 |
| 2014 | 28.2°C | 21.1°C | 14.0°C | 32.9°C | 9.5°C | 54 mm | 53% | 1.1 m/s | 7.8 |
| 2013 | 28.3°C | 20.6°C | 12.9°C | 37.2°C | 4.7°C | 69 mm | 51% | 1.1 m/s | 7.5 |
| 2012 | 28.6°C | 20.9°C | 13.3°C | 35.9°C | 7.7°C | 45 mm | 48% | 1.3 m/s | 7.9 |
| 2011 | 26.5°C | 19.5°C | 12.6°C | 32.0°C | 5.6°C | 51 mm | 58% | 1.1 m/s | 8.2 |
| 2010 🌧️ | 22.6°C | 17.4°C | 12.2°C | 33.7°C | 5.0°C | 147 mm | 77% | 1.1 m/s | 7.2 |
| 2009 | 28.7°C | 20.9°C | 13.0°C | 36.7°C | 7.5°C | 32 mm | 49% | 1.1 m/s | 8.1 |
| 2008 | 25.1°C | 18.6°C | 12.1°C | 31.9°C | 5.8°C | 65 mm | 56% | 1.2 m/s | 7.5 |
| 2007 | 28.0°C | 20.9°C | 13.8°C | 36.7°C | 6.7°C | 87 mm | 55% | 1.1 m/s | 7.6 |
| 2006 | 28.9°C | 21.1°C | 13.4°C | 39.8°C | 5.4°C | 11 mm | 36% | 1.3 m/s | 8.3 |
| 2005 | 27.4°C | 20.0°C | 12.5°C | 40.4°C | 7.8°C | 54 mm | 50% | 1.3 m/s | 7.8 |
| 2004 | 25.7°C | 18.8°C | 11.9°C | 33.8°C | 5.8°C | 81 mm | 59% | 1.1 m/s | 7.6 |
| 2003 | 27.6°C | 21.0°C | 14.4°C | 35.8°C | 8.1°C | 106 mm | 60% | 1 m/s | 7.7 |
| 2002 | 29.5°C | 21.6°C | 13.7°C | 39.2°C | 5.8°C | 41 mm | 44% | 1.4 m/s | 7.5 |
| 2001 | 25.9°C | 18.7°C | 11.6°C | 34.2°C | 5.3°C | 19 mm | 49% | 1.3 m/s | 7.3 |
| 2000 | 28.2°C | 20.4°C | 12.7°C | 36.5°C | 6.2°C | 17 mm | 50% | 1.2 m/s | 8.3 |
| 1999 | 26.0°C | 19.2°C | 12.4°C | 33.4°C | 6.2°C | 103 mm | 56% | 1.2 m/s | 7.5 |
| 1998 | 28.1°C | 20.5°C | 13.0°C | 37.4°C | 6.5°C | 27 mm | 55% | 1.1 m/s | 8.1 |
| 1997 | 29.7°C | 21.9°C | 14.1°C | 36.3°C | 9.4°C | 12 mm | 42% | 1.2 m/s | 8.3 |
| 1996 | 25.5°C | 18.3°C | 11.2°C | 35.1°C | 6.6°C | 41 mm | 54% | 1.2 m/s | 7.8 |
| 1995 | 25.0°C | 17.6°C | 10.3°C | 33.4°C | 3.9°C | 29 mm | 55% | 1.2 m/s | 7.5 |
| 1994 🔥 | 31.5°C | 23.0°C | 14.6°C | 37.8°C | 6.2°C | 22 mm | 41% | 1.1 m/s | 8.5 |
| 1993 | 24.0°C | 17.5°C | 11.1°C | 32.5°C | 4.7°C | 117 mm | 66% | 1.2 m/s | 7.2 |
| 1992 | 22.5°C | 17.6°C | 12.7°C | 28.4°C | 4.5°C | 126 mm | 78% | 0.9 m/s | 6.5 |
| 1991 | 26.0°C | 19.1°C | 12.2°C | 36.0°C | 5.3°C | 87 mm | 54% | 1.1 m/s | 7.5 |
| 1990 | 28.6°C | 21.4°C | 14.1°C | 35.7°C | 6.6°C | 28 mm | 48% | 1.2 m/s | 7.8 |
| 1989 | 27.2°C | 19.8°C | 12.5°C | 35.1°C | 5.9°C | 32 mm | 54% | 1.2 m/s | 8 |
| 1988 | 25.7°C | 19.5°C | 13.4°C | 34.0°C | 7.0°C | 130 mm | 69% | 1 m/s | 7.2 |
| 1987 | 27.5°C | 19.7°C | 12.0°C | 36.5°C | 4.6°C | 43 mm | 50% | 1.2 m/s | 8.1 |
| 1986 ❄️ | 23.1°C | 16.7°C | 10.2°C | 31.9°C | 5.8°C | 77 mm | 65% | 1.2 m/s | 7.3 |
| 1985 | 22.9°C | 17.2°C | 11.5°C | 30.7°C | 8.0°C | 113 mm | 67% | 1.1 m/s | 7.1 |
| 1984 | 26.2°C | 18.5°C | 10.9°C | 34.9°C | 6.1°C | 17 mm | 47% | 1.4 m/s | 7.6 |
| 1983 | 26.5°C | 19.5°C | 12.6°C | 33.4°C | 6.8°C | 35 mm | 60% | 1.1 m/s | — |
| 1982 | 29.0°C | 21.4°C | 13.8°C | 36.1°C | 8.2°C | 23 mm | 40% | 1.3 m/s | — |
| 1981 | 26.5°C | 19.4°C | 12.2°C | 33.8°C | 7.5°C | 40 mm | 52% | 1.1 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 27.1°C with lows near 12.9°C (mean 20°C), based on 45 years of NASA POWER data.
December averages 60 mm of rainfall in Benalla, about average for rainfall. The wettest on record was 147 mm in 2010.
The hottest December reached 42.1°C in 2019. The coldest dipped to 3.9°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 1.1°C. Daytime highs moved from 26.2°C to 27.3°C and overnight lows from 12.2°C to 13.2°C over the same span.
December is one of the warmer months of the year in Benalla and about average for rainfall, so plan for around 27.1°C daytime highs and 12.9°C at night.
Not quite — December is the 10th coolest month in Benalla, averaging 20°C.
For December in Benalla, pack light layers you can adjust through the day, with typical highs of 27.1°C and lows of 12.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 54% — relatively dry.
Average wind speed in December is 1.2 m/s. The windiest December on record averaged 1.4 m/s (1984).
The wettest December on record was 2010 with 147 mm. On average, December sees 60 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 Benalla 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.
