January is one of the warmer months of the year in Hervey Bay, with average highs near 27.8°C and lows around 24°C (mean 25.9°C). It is a relatively wet time of year, averaging 130 mm of rainfall and 75% relative humidity across the period.
January is one of the warmer months of the year in Hervey Bay. Across 45 years of records, the warmest January in Hervey Bay was 2024 — when the month averaged 27.3°C — while the coldest were 1997 and 2000 at 24.8°C. Typical January days reach 27.8°C with nights near 24°C. The long-term January temperature trend is broadly flat.
January is a relatively wet time of year in Hervey Bay, averaging 130 mm of rainfall. The wettest January on record was 2011 with 487 mm, while the driest was 2003 at 7 mm.
Relative humidity in Hervey Bay during January averages 75%. The most humid January was 2011 at 83%, and the least humid was 2003 at 68%.
January receives about 6.6 kWh/m²/day of solar energy in Hervey Bay. The sunniest January was 1985 at 7.7 kWh/m²/day, and the cloudiest was 2024 at 5.5.
Average wind speed in Hervey Bay during January is 4.1 m/s. The windiest Januarys were 2008, 2009 and 2014, among others at 4.9 m/s, while the calmest was 1987 at 3.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.6°C | 25.8°C | 25.8°C | 26.0°C | 26.2°C | +0.6°C |
| Avg High | 27.6°C | 27.7°C | 27.7°C | 27.8°C | 28.0°C | +0.4°C |
| Avg Low | 23.7°C | 23.9°C | 23.9°C | 24.1°C | 24.4°C | +0.7°C |
| Avg Rain | 100 mm | 117 mm | 122 mm | 198 mm | 98 mm | -2 mm |
January temperatures in Hervey Bay have risen by about 0.6°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 20.6°C (1990) to a record high of 33.6°C (1987).
Rainfall in January is a relatively wet time of year, averaging 130 mm, with a wettest year of 487 mm.
A quieter season to visit Hervey Bay
If your dates are flexible, the more temperate months of October and September tend to be the most comfortable for visiting Hervey Bay. That said, January — with days averaging 27.8°C and nights around 24°C (mean 25.9°C) and higher rainfall (130 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 | 28.0°C | 26.1°C | 24.3°C | 31.9°C | 22.8°C | 137 mm | 76% | 3.4 m/s | 6.9 |
| 2024 🔥 | 28.8°C | 27.3°C | 25.7°C | 31.8°C | 23.7°C | 155 mm | 81% | 3.9 m/s | 5.5 |
| 2023 | 27.6°C | 25.6°C | 23.7°C | 30.9°C | 21.8°C | 69 mm | 74% | 3.7 m/s | 5.9 |
| 2022 | 27.6°C | 25.8°C | 24.0°C | 30.1°C | 21.3°C | 109 mm | 76% | 4.5 m/s | 6.4 |
| 2021 | 27.7°C | 25.8°C | 23.9°C | 30.8°C | 22.6°C | 41 mm | 74% | 4.4 m/s | 6.3 |
| 2020 | 28.4°C | 26.5°C | 24.6°C | 30.2°C | 23.4°C | 79 mm | 75% | 3.5 m/s | 6.5 |
| 2019 | 28.0°C | 26.1°C | 24.3°C | 28.9°C | 23.3°C | 11 mm | 71% | 3.9 m/s | 7.2 |
| 2018 | 27.9°C | 26.0°C | 24.0°C | 31.6°C | 21.3°C | 73 mm | 75% | 3.9 m/s | 7.5 |
| 2017 | 28.9°C | 26.8°C | 24.8°C | 33.3°C | 23.4°C | 34 mm | 73% | 3.9 m/s | 7 |
| 2016 | 27.7°C | 25.6°C | 23.5°C | 29.8°C | 21.4°C | 177 mm | 73% | 3.7 m/s | 6.7 |
| 2015 | 28.2°C | 26.4°C | 24.7°C | 31.8°C | 23.7°C | 165 mm | 77% | 3.7 m/s | 6.2 |
| 2014 | 28.0°C | 26.0°C | 24.0°C | 32.1°C | 22.8°C | 52 mm | 70% | 4.9 m/s | 6.8 |
| 2013 | 28.1°C | 26.3°C | 24.4°C | 31.5°C | 22.5°C | 465 mm | 75% | 4.5 m/s | 6.6 |
| 2012 | 26.7°C | 25.1°C | 23.4°C | 31.9°C | 21.0°C | 402 mm | 78% | 4.3 m/s | 5.9 |
| 2011 🌧️ | 26.4°C | 25.1°C | 23.7°C | 29.0°C | 22.3°C | 487 mm | 83% | 4.4 m/s | 6.2 |
| 2010 | 27.9°C | 26.1°C | 24.2°C | 31.1°C | 23.2°C | 112 mm | 74% | 3.6 m/s | 6.9 |
| 2009 | 27.6°C | 26.0°C | 24.4°C | 31.4°C | 23.2°C | 153 mm | 75% | 4.9 m/s | 6.1 |
| 2008 | 26.5°C | 25.1°C | 23.7°C | 28.2°C | 22.0°C | 210 mm | 83% | 4.9 m/s | 5.6 |
| 2007 | 27.7°C | 25.7°C | 23.7°C | 31.0°C | 21.9°C | 40 mm | 73% | 3.7 m/s | 6.7 |
| 2006 | 28.6°C | 26.7°C | 24.9°C | 30.3°C | 23.3°C | 159 mm | 75% | 3.9 m/s | 6.6 |
| 2005 | 28.0°C | 26.0°C | 24.0°C | 31.1°C | 21.7°C | 127 mm | 76% | 4.6 m/s | 6.4 |
| 2004 | 28.3°C | 26.5°C | 24.7°C | 30.8°C | 22.3°C | 304 mm | 81% | 4.3 m/s | 6.6 |
| 2003 | 27.5°C | 25.3°C | 23.0°C | 31.0°C | 21.1°C | 7 mm | 68% | 4.4 m/s | 7.3 |
| 2002 | 28.8°C | 26.7°C | 24.6°C | 33.5°C | 22.6°C | 84 mm | 74% | 4.5 m/s | 7.1 |
| 2001 | 27.6°C | 25.5°C | 23.4°C | 32.0°C | 21.5°C | 59 mm | 73% | 4.1 m/s | 6.8 |
| 2000 | 26.8°C | 24.8°C | 22.8°C | 32.7°C | 21.3°C | 75 mm | 77% | 4.5 m/s | 6.4 |
| 1999 | 27.7°C | 26.0°C | 24.3°C | 32.7°C | 23.3°C | 170 mm | 78% | 4.2 m/s | 6.4 |
| 1998 | 28.5°C | 26.7°C | 24.8°C | 31.8°C | 23.4°C | 89 mm | 75% | 4.4 m/s | 6.8 |
| 1997 ❄️ | 26.6°C | 24.8°C | 22.9°C | 30.4°C | 21.4°C | 91 mm | 74% | 4.9 m/s | 6.6 |
| 1996 | 27.7°C | 25.9°C | 24.1°C | 31.4°C | 21.7°C | 167 mm | 77% | 3.8 m/s | 6.4 |
| 1995 | 27.5°C | 25.4°C | 23.3°C | 32.6°C | 21.9°C | 97 mm | 74% | 4.5 m/s | 6.5 |
| 1994 | 28.3°C | 26.3°C | 24.3°C | 33.0°C | 22.4°C | 200 mm | 77% | 4.3 m/s | 6.8 |
| 1993 | 27.2°C | 25.2°C | 23.3°C | 28.9°C | 21.8°C | 67 mm | 74% | 3.4 m/s | 6.9 |
| 1992 | 28.4°C | 26.3°C | 24.2°C | 30.8°C | 22.9°C | 94 mm | 74% | 3.8 m/s | 7.3 |
| 1991 | 28.1°C | 26.3°C | 24.5°C | 31.3°C | 23.0°C | 110 mm | 75% | 4.2 m/s | 6 |
| 1990 | 27.2°C | 25.1°C | 22.9°C | 29.8°C | 20.6°C | 85 mm | 74% | 4.2 m/s | 7 |
| 1989 | 27.4°C | 25.3°C | 23.3°C | 32.6°C | 21.6°C | 63 mm | 73% | 4.2 m/s | 6.9 |
| 1988 | 27.7°C | 25.7°C | 23.6°C | 30.6°C | 21.5°C | 80 mm | 72% | 4.7 m/s | 7.1 |
| 1987 | 29.0°C | 26.8°C | 24.6°C | 33.6°C | 22.1°C | 114 mm | 74% | 3.3 m/s | 6.8 |
| 1986 | 27.5°C | 25.5°C | 23.6°C | 30.3°C | 21.4°C | 67 mm | 73% | 4.3 m/s | 7.1 |
| 1985 | 28.5°C | 26.3°C | 24.0°C | 32.0°C | 22.3°C | 65 mm | 71% | 3.9 m/s | 7.7 |
| 1984 | 26.6°C | 24.9°C | 23.2°C | 28.8°C | 21.0°C | 109 mm | 76% | 3.6 m/s | 6 |
| 1983 | 26.9°C | 25.0°C | 23.1°C | 33.4°C | 21.8°C | 75 mm | 76% | 4.5 m/s | — |
| 1982 | 28.0°C | 26.2°C | 24.4°C | 32.9°C | 23.1°C | 231 mm | 78% | 4.2 m/s | — |
| 1981 | 26.7°C | 24.9°C | 23.1°C | 28.7°C | 22.1°C | 94 mm | 75% | 4.1 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 27.8°C with lows near 24°C (mean 25.9°C), based on 45 years of NASA POWER data.
January averages 130 mm of rainfall in Hervey Bay, a relatively wet time of year. The wettest on record was 487 mm in 2011.
The hottest January reached 33.6°C in 1987. The coldest dipped to 20.6°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 0.6°C. Daytime highs moved from 27.3°C to 27.9°C and overnight lows from 23.6°C to 24.3°C over the same span.
January is one of the warmer months of the year in Hervey Bay and a relatively wet time of year, so plan for around 27.8°C daytime highs and 24°C at night.
Not quite — January is the 11th coolest month in Hervey Bay, averaging 25.9°C.
For January in Hervey Bay, pack light layers you can adjust through the day, with typical highs of 27.8°C and lows of 24°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 75% — quite humid.
Average wind speed in January is 4.1 m/s. The windiest January on record averaged 4.9 m/s (1997).
The wettest January on record was 2011 with 487 mm. On average, January sees 130 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 Hervey Bay 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.
