January is one of the warmer months of the year in Smithton, with average highs near 19.4°C and lows around 11.8°C (mean 15.6°C). It is one of the drier months, averaging 61 mm of rainfall and 76% relative humidity across the period.
January is one of the warmer months of the year in Smithton. Across 45 years of records, the warmest January in Smithton was 2022 — when the month averaged 18.5°C — while the coldest was 1994 at 13°C. Typical January days reach 19.4°C with nights near 11.8°C. The long-term trend is warming, about 0.5°C per decade.
January is one of the drier months in Smithton, averaging 61 mm of rainfall. The wettest January on record was 2011 with 136 mm, while the driest was 2019 at 9 mm.
Relative humidity in Smithton during January averages 76%. The most humid January was 2002 at 82%, and the least humid was 2019 at 69%.
January receives about 6.8 kWh/m²/day of solar energy in Smithton. The sunniest January was 2008 at 7.5 kWh/m²/day, and the cloudiest was 2020 at 6.
Average wind speed in Smithton during January is 2.9 m/s. The windiest Januarys were 1984 and 2007 at 3.4 m/s, while the calmest were 1995 and 1999 at 2.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.2°C | 15.0°C | 15.3°C | 16.0°C | 16.9°C | +1.7°C |
| Avg High | 19.0°C | 18.7°C | 19.0°C | 19.9°C | 21.0°C | +2°C |
| Avg Low | 11.4°C | 11.2°C | 11.7°C | 12.1°C | 12.8°C | +1.4°C |
| Avg Rain | 63 mm | 68 mm | 57 mm | 57 mm | 55 mm | -8 mm |
January temperatures in Smithton have risen by about 1.7°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 5.9°C (1994) to a record high of 29.8°C (2018).
Rainfall in January is one of the drier months, averaging 61 mm, with a wettest year of 136 mm.
One of the best times to visit Smithton
January is one of the best times to visit Smithton. Expect days averaging 19.4°C and nights around 11.8°C (mean 15.6°C) — warmer than Smithton's yearly average — with moderate rainfall (61 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 | 21.2°C | 16.9°C | 12.6°C | 26.9°C | 9.0°C | 32 mm | 71% | 2.9 m/s | 6.9 |
| 2024 | 20.9°C | 17.1°C | 13.3°C | 26.0°C | 9.7°C | 81 mm | 73% | 3 m/s | 6.7 |
| 2023 | 21.4°C | 17.2°C | 13.0°C | 25.7°C | 9.6°C | 32 mm | 72% | 2.9 m/s | 7.2 |
| 2022 🔥 | 22.6°C | 18.5°C | 14.4°C | 26.8°C | 10.8°C | 56 mm | 74% | 2.8 m/s | 6.5 |
| 2021 | 19.6°C | 15.6°C | 11.7°C | 25.6°C | 6.9°C | 62 mm | 73% | 3 m/s | 6.8 |
| 2020 | 20.1°C | 16.1°C | 12.0°C | 27.9°C | 8.2°C | 68 mm | 73% | 3 m/s | 6 |
| 2019 | 21.7°C | 17.5°C | 13.2°C | 28.0°C | 9.5°C | 9 mm | 69% | 3 m/s | 7.1 |
| 2018 | 21.6°C | 17.4°C | 13.2°C | 29.8°C | 9.0°C | 22 mm | 70% | 2.8 m/s | 7 |
| 2017 | 18.8°C | 15.4°C | 12.1°C | 23.8°C | 7.9°C | 68 mm | 77% | 3.1 m/s | 7 |
| 2016 | 21.5°C | 17.4°C | 13.3°C | 25.5°C | 10.5°C | 77 mm | 70% | 2.8 m/s | 6.4 |
| 2015 | 19.4°C | 15.6°C | 11.7°C | 26.0°C | 9.0°C | 76 mm | 73% | 3 m/s | 6.8 |
| 2014 | 19.7°C | 15.7°C | 11.7°C | 27.5°C | 8.2°C | 44 mm | 76% | 3 m/s | 7.1 |
| 2013 | 19.0°C | 15.1°C | 11.1°C | 26.0°C | 8.6°C | 50 mm | 76% | 2.8 m/s | 6.9 |
| 2012 | 19.9°C | 16.1°C | 12.3°C | 25.1°C | 8.4°C | 67 mm | 76% | 3.1 m/s | 7.2 |
| 2011 🌧️ | 18.7°C | 15.4°C | 12.1°C | 23.3°C | 9.0°C | 136 mm | 81% | 3 m/s | 6.1 |
| 2010 | 18.9°C | 14.8°C | 10.7°C | 25.7°C | 8.3°C | 27 mm | 75% | 2.8 m/s | 7 |
| 2009 | 18.5°C | 14.8°C | 11.1°C | 29.7°C | 7.2°C | 53 mm | 76% | 2.8 m/s | 7.4 |
| 2008 | 20.0°C | 15.9°C | 11.7°C | 25.4°C | 7.8°C | 13 mm | 72% | 2.8 m/s | 7.5 |
| 2007 | 19.3°C | 15.8°C | 12.4°C | 25.7°C | 9.5°C | 88 mm | 77% | 3.4 m/s | 6.2 |
| 2006 | 19.0°C | 15.1°C | 11.2°C | 26.0°C | 7.4°C | 40 mm | 78% | 2.7 m/s | 6.7 |
| 2005 | 19.0°C | 15.5°C | 11.9°C | 27.1°C | 9.1°C | 45 mm | 77% | 3 m/s | 7 |
| 2004 | 16.9°C | 13.9°C | 10.9°C | 21.4°C | 5.9°C | 105 mm | 78% | 2.8 m/s | 6.6 |
| 2003 | 19.3°C | 15.6°C | 11.8°C | 28.1°C | 9.8°C | 55 mm | 76% | 3.1 m/s | 7.1 |
| 2002 | 17.9°C | 14.6°C | 11.3°C | 23.1°C | 8.1°C | 84 mm | 82% | 3 m/s | 6.6 |
| 2001 | 21.2°C | 17.0°C | 12.8°C | 26.7°C | 8.6°C | 40 mm | 73% | 2.6 m/s | 6.8 |
| 2000 | 18.7°C | 15.2°C | 11.8°C | 23.1°C | 7.1°C | 48 mm | 75% | 3.3 m/s | 7 |
| 1999 | 20.1°C | 16.0°C | 11.9°C | 22.9°C | 9.0°C | 22 mm | 78% | 2.5 m/s | 6.7 |
| 1998 | 20.2°C | 16.1°C | 12.1°C | 25.8°C | 9.0°C | 28 mm | 76% | 2.7 m/s | 6.7 |
| 1997 | 19.5°C | 15.5°C | 11.4°C | 26.7°C | 8.0°C | 108 mm | 78% | 2.7 m/s | 7.1 |
| 1996 | 18.9°C | 15.2°C | 11.4°C | 22.5°C | 7.9°C | 120 mm | 79% | 2.6 m/s | 6.7 |
| 1995 | 20.3°C | 16.2°C | 12.1°C | 24.9°C | 7.0°C | 62 mm | 76% | 2.5 m/s | 6.5 |
| 1994 ❄️ | 16.4°C | 13.0°C | 9.7°C | 22.3°C | 5.9°C | 90 mm | 80% | 3.3 m/s | 6.8 |
| 1993 | 18.5°C | 14.9°C | 11.4°C | 23.7°C | 7.6°C | 61 mm | 80% | 2.7 m/s | 6.7 |
| 1992 | 16.2°C | 13.1°C | 10.0°C | 21.1°C | 7.5°C | 70 mm | 80% | 3.1 m/s | 6.5 |
| 1991 | 18.0°C | 14.6°C | 11.3°C | 26.4°C | 8.7°C | 70 mm | 79% | 3.2 m/s | 6.4 |
| 1990 | 18.6°C | 14.9°C | 11.1°C | 23.9°C | 6.9°C | 50 mm | 75% | 3.1 m/s | 7.3 |
| 1989 | 18.8°C | 15.2°C | 11.6°C | 25.4°C | 8.3°C | 90 mm | 79% | 3 m/s | 7 |
| 1988 | 20.3°C | 16.4°C | 12.4°C | 27.6°C | 9.4°C | 41 mm | 74% | 2.7 m/s | 6.9 |
| 1987 | 16.6°C | 13.4°C | 10.2°C | 22.9°C | 7.0°C | 101 mm | 81% | 3.3 m/s | 6.4 |
| 1986 | 18.7°C | 14.8°C | 10.8°C | 24.4°C | 8.9°C | 50 mm | 75% | 2.8 m/s | 7.3 |
| 1985 | 17.7°C | 14.2°C | 10.8°C | 23.8°C | 7.7°C | 78 mm | 77% | 3.1 m/s | 6.6 |
| 1984 | 18.7°C | 15.2°C | 11.7°C | 23.6°C | 8.5°C | 55 mm | 72% | 3.4 m/s | 6.6 |
| 1983 | 17.7°C | 14.0°C | 10.4°C | 27.8°C | 7.8°C | 65 mm | 73% | 3.3 m/s | — |
| 1982 | 19.8°C | 15.9°C | 11.9°C | 27.4°C | 7.9°C | 56 mm | 73% | 3 m/s | — |
| 1981 | 22.4°C | 17.7°C | 13.0°C | 27.0°C | 9.9°C | 34 mm | 70% | 2.7 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 19.4°C with lows near 11.8°C (mean 15.6°C), based on 45 years of NASA POWER data.
January averages 61 mm of rainfall in Smithton, one of the drier months. The wettest on record was 136 mm in 2011.
The hottest January reached 29.8°C in 2018. The coldest dipped to 5.9°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 1.7°C. Daytime highs moved from 19.3°C to 21.1°C and overnight lows from 11.6°C to 13°C over the same span.
January is one of the warmer months of the year in Smithton and one of the drier months, so plan for around 19.4°C daytime highs and 11.8°C at night.
Not quite — January is the 11th coolest month in Smithton, averaging 15.6°C.
For January in Smithton, pack light layers you can adjust through the day, with typical highs of 19.4°C and lows of 11.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 76% — quite humid.
Average wind speed in January is 2.9 m/s. The windiest January on record averaged 3.4 m/s (1984).
The wettest January on record was 2011 with 136 mm. On average, January sees 61 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 Smithton 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.
