January is one of the warmer months of the year in Katanning, with average highs near 32.2°C and lows around 14.2°C (mean 23.2°C). It is one of the drier months, averaging 20 mm of rainfall and 49% relative humidity across the period.
January is one of the warmer months of the year in Katanning. Across 45 years of records, the warmest January in Katanning was 2025 — when the month averaged 25.7°C — while the coldest was 2006 at 20.3°C. Typical January days reach 32.2°C with nights near 14.2°C. The long-term trend is warming, about 0.3°C per decade.
January is one of the drier months in Katanning, averaging 20 mm of rainfall. The wettest January on record was 1982 with 168 mm, while the driest were 1984 and 1998 at 0 mm.
Relative humidity in Katanning during January averages 49%. The most humid January was 2006 at 62%, and the least humid were 1983 and 1986 at 42%.
January receives about 8.2 kWh/m²/day of solar energy in Katanning. The sunniest January was 1994 at 8.8 kWh/m²/day, and the cloudiest were 2000 and 2006 at 6.9.
Average wind speed in Katanning during January is 4.6 m/s. The windiest Januarys were 2004, 2008 and 2021, among others at 5.1 m/s, while the calmest was 1982 at 4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 22.8°C | 23.3°C | 22.8°C | 23.5°C | 23.9°C | +1.1°C |
| Avg High | 31.8°C | 32.5°C | 31.5°C | 32.4°C | 33.0°C | +1.2°C |
| Avg Low | 13.7°C | 14.0°C | 14.1°C | 14.6°C | 14.9°C | +1.2°C |
| Avg Rain | 25 mm | 12 mm | 25 mm | 26 mm | 5 mm | -20 mm |
January temperatures in Katanning have risen by about 1.4°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 6.1°C (1990) to a record high of 45.2°C (2014).
Rainfall in January is one of the drier months, averaging 20 mm, with a wettest year of 168 mm.
One of the best times to visit Katanning
January is one of the best times to visit Katanning. Expect days averaging 32.2°C and nights around 14.2°C (mean 23.2°C) — warmer than Katanning's yearly average — with low rainfall (20 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 🔥 | 34.9°C | 25.7°C | 16.6°C | 42.9°C | 11.1°C | 4 mm | 43% | 4.3 m/s | 7.9 |
| 2024 | 33.0°C | 24.1°C | 15.2°C | 41.3°C | 11.7°C | 15 mm | 51% | 4.7 m/s | 8 |
| 2023 | 32.5°C | 23.2°C | 13.8°C | 41.1°C | 10.2°C | 2 mm | 46% | 4.8 m/s | 8.5 |
| 2022 | 33.4°C | 24.3°C | 15.2°C | 40.6°C | 12.2°C | 2 mm | 47% | 4.7 m/s | 8.4 |
| 2021 | 32.0°C | 23.3°C | 14.6°C | 40.5°C | 11.4°C | 3 mm | 46% | 5.1 m/s | 8.3 |
| 2020 | 32.0°C | 23.0°C | 13.9°C | 43.7°C | 7.4°C | 3 mm | 48% | 4.4 m/s | 8.4 |
| 2019 | 32.6°C | 23.3°C | 14.0°C | 42.7°C | 10.0°C | 4 mm | 47% | 4.2 m/s | 8.7 |
| 2018 | 31.5°C | 22.6°C | 13.8°C | 38.6°C | 10.1°C | 35 mm | 52% | 4.5 m/s | 8.2 |
| 2017 | 33.0°C | 23.3°C | 13.6°C | 41.1°C | 10.4°C | 4 mm | 43% | 4.2 m/s | 8.6 |
| 2016 | 30.7°C | 23.1°C | 15.5°C | 37.6°C | 9.6°C | 65 mm | 57% | 4.5 m/s | 7.1 |
| 2015 | 33.2°C | 24.0°C | 14.8°C | 41.3°C | 11.2°C | 7 mm | 44% | 4.5 m/s | 8.4 |
| 2014 | 33.9°C | 24.6°C | 15.4°C | 45.2°C | 9.8°C | 4 mm | 46% | 4.4 m/s | 8.5 |
| 2013 | 32.3°C | 23.9°C | 15.5°C | 42.0°C | 10.0°C | 24 mm | 49% | 4.4 m/s | 8 |
| 2012 | 30.8°C | 23.0°C | 15.1°C | 38.8°C | 10.0°C | 20 mm | 55% | 4.6 m/s | 7.9 |
| 2011 | 31.7°C | 23.1°C | 14.4°C | 40.4°C | 10.0°C | 96 mm | 56% | 4.4 m/s | 7.7 |
| 2010 | 33.9°C | 24.1°C | 14.3°C | 43.4°C | 10.9°C | 3 mm | 46% | 4.8 m/s | 8.4 |
| 2009 | 33.2°C | 24.1°C | 15.1°C | 42.4°C | 10.3°C | 16 mm | 52% | 4.5 m/s | 7.9 |
| 2008 | 32.6°C | 23.5°C | 14.5°C | 41.3°C | 9.7°C | 6 mm | 51% | 5.1 m/s | 7.9 |
| 2007 | 31.0°C | 22.5°C | 14.0°C | 41.6°C | 8.9°C | 18 mm | 50% | 4.4 m/s | 7.9 |
| 2006 ❄️ | 28.0°C | 20.3°C | 12.6°C | 36.0°C | 7.4°C | 85 mm | 62% | 4.4 m/s | 6.9 |
| 2005 | 31.9°C | 22.8°C | 13.7°C | 39.0°C | 10.8°C | 2 mm | 46% | 4.3 m/s | 8.7 |
| 2004 | 31.5°C | 22.9°C | 14.3°C | 39.5°C | 10.2°C | 20 mm | 54% | 5.1 m/s | 8 |
| 2003 | 32.4°C | 23.1°C | 13.8°C | 41.9°C | 8.6°C | 1 mm | 44% | 4.7 m/s | 8.4 |
| 2002 | 31.5°C | 22.4°C | 13.3°C | 38.4°C | 8.3°C | 8 mm | 49% | 4.6 m/s | 8 |
| 2001 | 33.7°C | 24.6°C | 15.5°C | 42.0°C | 9.7°C | 7 mm | 49% | 4.4 m/s | 7.8 |
| 2000 | 28.9°C | 21.6°C | 14.2°C | 36.3°C | 10.8°C | 87 mm | 60% | 4.7 m/s | 6.9 |
| 1999 | 31.4°C | 22.9°C | 14.3°C | 38.7°C | 9.0°C | 14 mm | 52% | 5.1 m/s | 8 |
| 1998 | 33.5°C | 24.0°C | 14.6°C | 42.6°C | 9.6°C | 0 mm | 45% | 4.5 m/s | 8.6 |
| 1997 | 33.7°C | 24.2°C | 14.8°C | 44.5°C | 9.4°C | 1 mm | 43% | 4.8 m/s | 8.5 |
| 1996 | 31.1°C | 22.1°C | 13.0°C | 37.2°C | 9.9°C | 2 mm | 50% | 4.9 m/s | 8.5 |
| 1995 | 32.5°C | 23.7°C | 14.8°C | 41.9°C | 11.6°C | 9 mm | 51% | 5 m/s | 7.9 |
| 1994 | 32.5°C | 22.8°C | 13.0°C | 43.1°C | 8.6°C | 1 mm | 47% | 4.7 m/s | 8.8 |
| 1993 | 34.3°C | 24.4°C | 14.6°C | 42.1°C | 9.4°C | 2 mm | 46% | 4.2 m/s | 8.7 |
| 1992 | 32.6°C | 23.5°C | 14.3°C | 39.5°C | 9.5°C | 3 mm | 47% | 4.6 m/s | 8.2 |
| 1991 | 32.7°C | 23.4°C | 14.2°C | 44.3°C | 8.9°C | 4 mm | 46% | 4.5 m/s | 8.5 |
| 1990 | 30.3°C | 21.5°C | 12.8°C | 41.1°C | 6.1°C | 83 mm | 50% | 4.7 m/s | 8.2 |
| 1989 | 30.1°C | 22.2°C | 14.3°C | 41.6°C | 7.4°C | 34 mm | 50% | 4.5 m/s | 7.1 |
| 1988 | 31.5°C | 22.5°C | 13.5°C | 41.5°C | 6.9°C | 4 mm | 47% | 4.2 m/s | 8.5 |
| 1987 | 31.4°C | 22.2°C | 13.0°C | 38.7°C | 9.7°C | 1 mm | 46% | 4.4 m/s | 8.3 |
| 1986 | 34.4°C | 24.5°C | 14.6°C | 42.6°C | 9.7°C | 1 mm | 42% | 4.9 m/s | 8.7 |
| 1985 | 32.0°C | 22.8°C | 13.6°C | 41.0°C | 9.3°C | 8 mm | 47% | 4.4 m/s | 8.4 |
| 1984 | 32.4°C | 22.9°C | 13.4°C | 41.9°C | 9.2°C | 0 mm | 45% | 4.2 m/s | 8.7 |
| 1983 | 33.5°C | 24.2°C | 14.8°C | 41.9°C | 10.4°C | 3 mm | 42% | 4.3 m/s | — |
| 1982 🌧️ | 29.1°C | 21.0°C | 12.9°C | 39.6°C | 8.4°C | 168 mm | 58% | 4 m/s | — |
| 1981 | 31.8°C | 22.7°C | 13.5°C | 40.8°C | 9.3°C | 4 mm | 47% | 4.9 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 32.2°C with lows near 14.2°C (mean 23.2°C), based on 45 years of NASA POWER data.
January averages 20 mm of rainfall in Katanning, one of the drier months. The wettest on record was 168 mm in 1982.
The hottest January reached 45.2°C in 2014. The coldest dipped to 6.1°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 1.4°C. Daytime highs moved from 31.8°C to 33.2°C and overnight lows from 13.6°C to 15.1°C over the same span.
January is one of the warmer months of the year in Katanning and one of the drier months, so plan for around 32.2°C daytime highs and 14.2°C at night.
Not quite — January is the 12th coolest month in Katanning, averaging 23.2°C.
For January in Katanning, pack light, breathable clothing and sun protection, with typical highs of 32.2°C and lows of 14.2°C.
Relative humidity in January averages 49% — relatively dry.
Average wind speed in January is 4.6 m/s. The windiest January on record averaged 5.1 m/s (1999).
The wettest January on record was 1982 with 168 mm. On average, January sees 20 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 Katanning 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.
