January is one of the warmer months of the year in Batemans Bay, with average highs near 27.4°C and lows around 15.3°C (mean 21.4°C). It is about average for rainfall, averaging 84 mm of rainfall and 67% relative humidity across the period.
January is one of the warmer months of the year in Batemans Bay. Across 45 years of records, the warmest January in Batemans Bay was 2019 — when the month averaged 24.8°C — while the coldest was 1989 at 18.3°C. Typical January days reach 27.4°C with nights near 15.3°C. The long-term trend is warming, about 0.3°C per decade.
January is about average for rainfall in Batemans Bay, averaging 84 mm of rainfall. The wettest January on record was 2016 with 226 mm, while the driest was 2014 at 16 mm.
Relative humidity in Batemans Bay during January averages 67%. The most humid January was 2022 at 83%, and the least humid were 1985 and 1994 at 56%.
January receives about 6.3 kWh/m²/day of solar energy in Batemans Bay. The sunniest Januarys were 1985 and 2009 at 7.4 kWh/m²/day, and the cloudiest were 1996 and 2024 at 5.4.
Average wind speed in Batemans Bay during January is 1.1 m/s. The windiest Januarys were 1994, 2002 and 2003, among others at 1.3 m/s, while the calmest were 1987 and 2019 at 0.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 20.9°C | 20.8°C | 21.7°C | 22.2°C | 20.9°C | 0°C |
| Avg High | 27.2°C | 26.7°C | 28.0°C | 28.5°C | 26.0°C | -1.2°C |
| Avg Low | 14.6°C | 14.9°C | 15.4°C | 15.9°C | 15.8°C | +1.2°C |
| Avg Rain | 74 mm | 95 mm | 64 mm | 85 mm | 109 mm | +35 mm |
January temperatures in Batemans Bay have fallen by about 0.8°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 8.9°C (2000) to a record high of 41.5°C (2020).
Rainfall in January is about average for rainfall, averaging 84 mm, with a wettest year of 226 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.1°C per decade while lows rose 0.4°C per decade, narrowing the gap between day and night.
One of the best times to visit Batemans Bay
January is one of the best times to visit Batemans Bay. Expect days averaging 27.4°C and nights around 15.3°C (mean 21.4°C) — warmer than Batemans Bay's yearly average — with higher rainfall (84 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 | 25.7°C | 20.7°C | 15.7°C | 36.3°C | 12.2°C | 164 mm | 74% | 1.2 m/s | 5.8 |
| 2024 | 25.6°C | 20.8°C | 16.1°C | 31.7°C | 12.0°C | 78 mm | 78% | 1.1 m/s | 5.4 |
| 2023 | 25.5°C | 20.3°C | 15.1°C | 34.5°C | 11.2°C | 96 mm | 74% | 1.1 m/s | 6 |
| 2022 | 24.4°C | 20.5°C | 16.7°C | 28.9°C | 14.0°C | 166 mm | 83% | 1.1 m/s | 6.1 |
| 2021 | 25.9°C | 20.4°C | 14.9°C | 37.1°C | 10.5°C | 114 mm | 69% | 1.1 m/s | 6.4 |
| 2020 | 29.1°C | 22.7°C | 16.3°C | 41.5°C | 13.5°C | 38 mm | 65% | 1.1 m/s | 6 |
| 2019 🔥 | 31.6°C | 24.8°C | 17.9°C | 39.5°C | 12.5°C | 80 mm | 68% | 0.9 m/s | 6.3 |
| 2018 | 29.9°C | 23.0°C | 16.2°C | 37.8°C | 10.0°C | 72 mm | 62% | 1.1 m/s | 6.6 |
| 2017 | 30.5°C | 23.6°C | 16.6°C | 38.0°C | 13.6°C | 18 mm | 62% | 1.1 m/s | 6.2 |
| 2016 🌧️ | 25.6°C | 20.5°C | 15.5°C | 33.9°C | 10.4°C | 226 mm | 74% | 1.1 m/s | 5.6 |
| 2015 | 25.5°C | 20.4°C | 15.2°C | 33.3°C | 9.9°C | 167 mm | 75% | 1.1 m/s | 6.1 |
| 2014 | 29.0°C | 22.2°C | 15.3°C | 38.1°C | 10.9°C | 16 mm | 57% | 1.1 m/s | 7.1 |
| 2013 | 29.8°C | 22.9°C | 16.0°C | 39.9°C | 11.8°C | 120 mm | 61% | 1.2 m/s | 6.5 |
| 2012 | 26.3°C | 20.5°C | 14.7°C | 34.1°C | 8.9°C | 41 mm | 67% | 1.2 m/s | 6.4 |
| 2011 | 27.6°C | 22.0°C | 16.5°C | 38.1°C | 12.7°C | 68 mm | 72% | 1.1 m/s | 5.8 |
| 2010 | 29.0°C | 22.1°C | 15.3°C | 38.0°C | 9.8°C | 39 mm | 64% | 1.1 m/s | 6.1 |
| 2009 | 30.1°C | 22.7°C | 15.3°C | 37.8°C | 11.6°C | 33 mm | 57% | 1.1 m/s | 7.4 |
| 2008 | 27.3°C | 21.4°C | 15.5°C | 35.0°C | 11.6°C | 81 mm | 69% | 1.2 m/s | 6.2 |
| 2007 | 29.2°C | 22.4°C | 15.6°C | 37.6°C | 12.3°C | 25 mm | 59% | 1.2 m/s | 6.9 |
| 2006 | 29.0°C | 22.7°C | 16.4°C | 40.2°C | 13.0°C | 90 mm | 69% | 1.1 m/s | 5.9 |
| 2005 | 28.0°C | 21.7°C | 15.4°C | 39.3°C | 10.6°C | 72 mm | 65% | 1.1 m/s | 6.7 |
| 2004 | 28.1°C | 21.7°C | 15.3°C | 37.7°C | 11.1°C | 69 mm | 62% | 1.1 m/s | 6.3 |
| 2003 | 28.8°C | 22.1°C | 15.5°C | 40.0°C | 10.5°C | 32 mm | 61% | 1.3 m/s | 6.2 |
| 2002 | 26.4°C | 20.6°C | 14.9°C | 32.2°C | 11.2°C | 84 mm | 64% | 1.3 m/s | 6.7 |
| 2001 | 29.3°C | 23.0°C | 16.7°C | 38.8°C | 11.6°C | 97 mm | 65% | 1.1 m/s | 5.7 |
| 2000 | 23.9°C | 18.5°C | 13.1°C | 35.4°C | 8.9°C | 56 mm | 69% | 1.2 m/s | 6.4 |
| 1999 | 27.8°C | 22.3°C | 16.7°C | 36.2°C | 14.3°C | 165 mm | 72% | 1.2 m/s | 5.9 |
| 1998 | 28.6°C | 22.3°C | 16.0°C | 37.1°C | 12.3°C | 72 mm | 65% | 1.1 m/s | 5.9 |
| 1997 | 25.2°C | 19.4°C | 13.7°C | 34.5°C | 10.3°C | 78 mm | 67% | 1.2 m/s | 6.1 |
| 1996 | 25.4°C | 20.1°C | 14.7°C | 35.8°C | 9.8°C | 99 mm | 73% | 1.2 m/s | 5.4 |
| 1995 | 24.2°C | 19.4°C | 14.6°C | 33.6°C | 9.8°C | 169 mm | 74% | 1.2 m/s | 5.9 |
| 1994 | 28.2°C | 21.5°C | 14.8°C | 34.3°C | 10.5°C | 19 mm | 56% | 1.3 m/s | 7.1 |
| 1993 | 27.2°C | 21.2°C | 15.2°C | 35.6°C | 11.0°C | 85 mm | 73% | 1 m/s | 5.9 |
| 1992 | 24.2°C | 18.8°C | 13.3°C | 35.5°C | 10.9°C | 126 mm | 73% | 1 m/s | 6.3 |
| 1991 | 29.7°C | 23.2°C | 16.6°C | 36.6°C | 12.3°C | 69 mm | 61% | 1.1 m/s | 6.7 |
| 1990 | 26.2°C | 20.0°C | 13.8°C | 38.3°C | 9.2°C | 65 mm | 68% | 1.1 m/s | 5.9 |
| 1989 ❄️ | 22.9°C | 18.3°C | 13.6°C | 30.4°C | 10.9°C | 101 mm | 74% | 1.2 m/s | 6.4 |
| 1988 | 29.7°C | 22.9°C | 16.1°C | 37.1°C | 10.7°C | 41 mm | 62% | 1.1 m/s | 7 |
| 1987 | 28.5°C | 21.7°C | 14.9°C | 34.4°C | 9.2°C | 36 mm | 58% | 0.9 m/s | 6.9 |
| 1986 | 24.7°C | 18.9°C | 13.0°C | 33.4°C | 9.2°C | 109 mm | 68% | 1.3 m/s | 6.4 |
| 1985 | 28.4°C | 21.0°C | 13.7°C | 36.4°C | 10.5°C | 17 mm | 56% | 1.1 m/s | 7.4 |
| 1984 | 24.2°C | 19.0°C | 13.7°C | 32.1°C | 9.4°C | 205 mm | 71% | 1.1 m/s | 5.9 |
| 1983 | 28.1°C | 21.2°C | 14.3°C | 36.5°C | 10.6°C | 47 mm | 58% | 1.1 m/s | — |
| 1982 | 28.4°C | 22.0°C | 15.5°C | 39.0°C | 11.8°C | 58 mm | 65% | 1.1 m/s | — |
| 1981 | 29.8°C | 23.1°C | 16.4°C | 38.1°C | 12.2°C | 56 mm | 64% | 1.2 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 27.4°C with lows near 15.3°C (mean 21.4°C), based on 45 years of NASA POWER data.
January averages 84 mm of rainfall in Batemans Bay, about average for rainfall. The wettest on record was 226 mm in 2016.
The hottest January reached 41.5°C in 2020. The coldest dipped to 8.9°C in 2000.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have fallen by about 0.8°C — but days and nights have moved in opposite directions. Overnight lows rose from 14.7°C to 15.7°C while daytime highs eased from 27.8°C to 25.4°C, narrowing the gap between day and night.
January is one of the warmer months of the year in Batemans Bay and about average for rainfall, so plan for around 27.4°C daytime highs and 15.3°C at night.
Not quite — January is the 12th coolest month in Batemans Bay, averaging 21.4°C.
For January in Batemans Bay, pack light layers you can adjust through the day, with typical highs of 27.4°C and lows of 15.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 67% — moderately humid.
Average wind speed in January is 1.1 m/s. The windiest January on record averaged 1.3 m/s (1986).
The wettest January on record was 2016 with 226 mm. On average, January sees 84 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 Batemans 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.
