January is one of the warmer months of the year in Goondiwindi, with average highs near 35.5°C and lows around 20.6°C (mean 28.1°C). It is a relatively wet time of year, averaging 80 mm of rainfall and 51% relative humidity across the period.
January is one of the warmer months of the year in Goondiwindi. Across 45 years of records, the warmest January in Goondiwindi was 2019 — when the month averaged 31.6°C — while the coldest were 1984 and 2012 at 25.2°C. Typical January days reach 35.5°C with nights near 20.6°C. The long-term trend is warming, about 0.3°C per decade.
January is a relatively wet time of year in Goondiwindi, averaging 80 mm of rainfall. The wettest January on record was 1996 with 291 mm, while the driest were 1981 and 2019 at 7 mm.
Relative humidity in Goondiwindi during January averages 51%. The most humid January was 1996 at 71%, and the least humid was 1985 at 36%.
January receives about 7.5 kWh/m²/day of solar energy in Goondiwindi. The sunniest January was 1985 at 8.3 kWh/m²/day, and the cloudiest was 2008 at 6.3.
Average wind speed in Goondiwindi during January is 3.1 m/s. The windiest Januarys were 1984 and 2014 at 3.5 m/s, while the calmest were 1996, 2010 and 2021 at 2.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.6°C | 27.7°C | 28.1°C | 28.4°C | 28.7°C | +1.1°C |
| Avg High | 35.2°C | 35.0°C | 35.6°C | 35.8°C | 35.9°C | +0.7°C |
| Avg Low | 19.8°C | 20.4°C | 20.5°C | 21.1°C | 21.5°C | +1.7°C |
| Avg Rain | 74 mm | 110 mm | 65 mm | 77 mm | 70 mm | -4 mm |
January temperatures in Goondiwindi have risen by about 0.8°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 11.7°C (2010) to a record high of 46.9°C (2014).
Rainfall in January is a relatively wet time of year, averaging 80 mm, with a wettest year of 291 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0.5°C per decade, narrowing the gap between day and night.
A quieter season to visit Goondiwindi
If your dates are flexible, the more temperate months of October and April tend to be the most comfortable for visiting Goondiwindi. That said, January — with days averaging 35.5°C and nights around 20.6°C (mean 28.1°C) and moderate rainfall (80 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 | 36.2°C | 28.7°C | 21.2°C | 44.2°C | 17.3°C | 47 mm | 51% | 3 m/s | 7.6 |
| 2024 | 36.7°C | 29.8°C | 22.9°C | 43.2°C | 19.3°C | 71 mm | 56% | 3.1 m/s | 7.1 |
| 2023 | 36.2°C | 28.8°C | 21.5°C | 40.6°C | 18.4°C | 58 mm | 46% | 2.8 m/s | 7.3 |
| 2022 | 35.7°C | 28.4°C | 21.1°C | 40.7°C | 16.4°C | 61 mm | 55% | 3.3 m/s | 7.4 |
| 2021 | 33.7°C | 26.3°C | 18.9°C | 37.7°C | 13.9°C | 92 mm | 56% | 2.7 m/s | 7.4 |
| 2020 | 36.9°C | 30.0°C | 23.1°C | 42.3°C | 19.3°C | 91 mm | 49% | 3 m/s | 7.3 |
| 2019 🔥 | 39.2°C | 31.6°C | 23.9°C | 43.0°C | 20.8°C | 7 mm | 36% | 3.3 m/s | 7.9 |
| 2018 | 38.1°C | 30.1°C | 22.0°C | 41.8°C | 16.3°C | 20 mm | 39% | 3.1 m/s | 8.1 |
| 2017 | 38.6°C | 30.9°C | 23.2°C | 42.5°C | 18.8°C | 45 mm | 47% | 3.1 m/s | 7.8 |
| 2016 | 34.4°C | 27.2°C | 20.1°C | 39.9°C | 16.6°C | 105 mm | 54% | 2.8 m/s | 7 |
| 2015 | 33.5°C | 26.8°C | 20.2°C | 38.6°C | 16.3°C | 114 mm | 57% | 3 m/s | 7 |
| 2014 | 37.3°C | 29.2°C | 21.2°C | 46.9°C | 16.5°C | 28 mm | 38% | 3.5 m/s | 7.8 |
| 2013 | 36.5°C | 29.1°C | 21.7°C | 43.1°C | 19.0°C | 171 mm | 52% | 3.4 m/s | 7.4 |
| 2012 | 31.5°C | 25.2°C | 18.9°C | 38.0°C | 13.7°C | 155 mm | 64% | 3.1 m/s | 6.6 |
| 2011 | 33.7°C | 26.8°C | 19.9°C | 39.4°C | 16.7°C | 72 mm | 65% | 2.9 m/s | 7.3 |
| 2010 | 34.7°C | 27.5°C | 20.2°C | 39.1°C | 11.7°C | 52 mm | 54% | 2.7 m/s | 7.5 |
| 2009 | 35.1°C | 27.9°C | 20.7°C | 40.5°C | 17.4°C | 42 mm | 51% | 2.9 m/s | 7.3 |
| 2008 | 32.9°C | 26.3°C | 19.8°C | 38.0°C | 16.2°C | 70 mm | 62% | 3 m/s | 6.3 |
| 2007 | 36.6°C | 29.1°C | 21.6°C | 41.5°C | 16.7°C | 38 mm | 43% | 3.3 m/s | 7.4 |
| 2006 | 36.3°C | 29.3°C | 22.3°C | 44.3°C | 18.6°C | 84 mm | 54% | 3 m/s | 7.5 |
| 2005 | 35.6°C | 27.7°C | 19.8°C | 40.5°C | 14.8°C | 34 mm | 50% | 2.9 m/s | 7.5 |
| 2004 | 34.5°C | 27.6°C | 20.7°C | 44.1°C | 15.0°C | 177 mm | 58% | 3.1 m/s | 7.3 |
| 2003 | 38.0°C | 29.2°C | 20.4°C | 43.7°C | 17.1°C | 8 mm | 37% | 3.2 m/s | 8.1 |
| 2002 | 36.8°C | 28.7°C | 20.7°C | 41.7°C | 15.3°C | 25 mm | 39% | 3.1 m/s | 7.7 |
| 2001 | 37.2°C | 29.3°C | 21.4°C | 43.7°C | 16.3°C | 119 mm | 45% | 3 m/s | 7.9 |
| 2000 | 33.2°C | 25.6°C | 17.9°C | 41.6°C | 13.0°C | 54 mm | 54% | 3.1 m/s | 7.4 |
| 1999 | 35.2°C | 28.1°C | 21.1°C | 39.3°C | 18.5°C | 118 mm | 55% | 2.8 m/s | 7.5 |
| 1998 | 36.7°C | 29.3°C | 21.9°C | 41.3°C | 18.4°C | 33 mm | 47% | 3 m/s | 7.3 |
| 1997 | 32.7°C | 25.6°C | 18.5°C | 37.8°C | 13.4°C | 129 mm | 51% | 3.2 m/s | 7.3 |
| 1996 🌧️ | 31.5°C | 25.5°C | 19.5°C | 39.4°C | 16.7°C | 291 mm | 71% | 2.7 m/s | 6.8 |
| 1995 | 32.5°C | 25.8°C | 19.2°C | 36.9°C | 15.2°C | 179 mm | 59% | 3.3 m/s | 7.1 |
| 1994 | 37.7°C | 29.4°C | 21.0°C | 43.2°C | 17.0°C | 27 mm | 40% | 3.2 m/s | 8.2 |
| 1993 | 36.4°C | 29.3°C | 22.2°C | 40.5°C | 16.0°C | 43 mm | 46% | 3 m/s | 7.7 |
| 1992 | 36.7°C | 28.3°C | 19.8°C | 40.6°C | 14.4°C | 54 mm | 45% | 2.9 m/s | 7.9 |
| 1991 | 34.2°C | 27.0°C | 19.9°C | 39.4°C | 13.6°C | 159 mm | 57% | 3.1 m/s | 7.1 |
| 1990 | 36.8°C | 28.8°C | 20.8°C | 44.0°C | 14.0°C | 63 mm | 46% | 3.2 m/s | 7.7 |
| 1989 | 34.3°C | 26.9°C | 19.5°C | 40.4°C | 15.1°C | 50 mm | 47% | 3 m/s | 7.6 |
| 1988 | 35.6°C | 27.6°C | 19.6°C | 40.2°C | 15.1°C | 100 mm | 52% | 3.2 m/s | 8.1 |
| 1987 | 35.9°C | 28.9°C | 21.8°C | 42.0°C | 16.5°C | 100 mm | 55% | 2.9 m/s | 7.3 |
| 1986 | 34.7°C | 26.5°C | 18.3°C | 39.6°C | 15.0°C | 59 mm | 46% | 2.8 m/s | 7.9 |
| 1985 | 38.1°C | 29.2°C | 20.3°C | 40.6°C | 16.7°C | 20 mm | 36% | 3 m/s | 8.3 |
| 1984 ❄️ | 31.4°C | 25.2°C | 18.9°C | 35.8°C | 13.5°C | 172 mm | 64% | 3.5 m/s | 6.5 |
| 1983 | 35.1°C | 26.9°C | 18.7°C | 38.8°C | 13.4°C | 67 mm | 47% | 2.8 m/s | — |
| 1982 | 35.9°C | 28.4°C | 20.8°C | 43.7°C | 16.0°C | 90 mm | 54% | 3.2 m/s | — |
| 1981 | 36.0°C | 28.4°C | 20.7°C | 41.7°C | 17.3°C | 7 mm | 47% | 3.2 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 35.5°C with lows near 20.6°C (mean 28.1°C), based on 45 years of NASA POWER data.
January averages 80 mm of rainfall in Goondiwindi, a relatively wet time of year. The wettest on record was 291 mm in 1996.
The hottest January reached 46.9°C in 2014. The coldest dipped to 11.7°C in 2010.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 0.8°C. Daytime highs moved from 35.3°C to 35.7°C and overnight lows from 19.9°C to 21.1°C over the same span.
January is one of the warmer months of the year in Goondiwindi and a relatively wet time of year, so plan for around 35.5°C daytime highs and 20.6°C at night.
Not quite — January is the 12th coolest month in Goondiwindi, averaging 28.1°C.
For January in Goondiwindi, pack light, breathable clothing and sun protection, with typical highs of 35.5°C and lows of 20.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 51% — relatively dry.
Average wind speed in January is 3.1 m/s. The windiest January on record averaged 3.5 m/s (1984).
The wettest January on record was 1996 with 291 mm. On average, January sees 80 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 Goondiwindi behaves each January, 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 January specifically, along with year-by-year records and how the month has changed over the decades.
