January is one of the warmer months of the year in Carnarvon, with average highs near 33°C and lows around 23.4°C (mean 28.2°C). It is about average for rainfall, averaging 12 mm of rainfall and 61% relative humidity across the period.
January is one of the warmer months of the year in Carnarvon. Across 45 years of records, the warmest January in Carnarvon was 1997 — when the month averaged 30.8°C — while the coldest was 2007 at 26.2°C. Typical January days reach 33°C with nights near 23.4°C. The long-term trend is warming, about 0.2°C per decade.
January is about average for rainfall in Carnarvon, averaging 12 mm of rainfall. The wettest January on record was 2011 with 86 mm, while the driest were 2022, 2023 and 2024, among others at 0 mm.
Relative humidity in Carnarvon during January averages 61%. The most humid January was 2011 at 69%, and the least humid was 1981 at 54%.
January receives about 8.2 kWh/m²/day of solar energy in Carnarvon. The sunniest January was 1994 at 8.7 kWh/m²/day, and the cloudiest were 2006, 2011 and 2013 at 7.5.
Average wind speed in Carnarvon during January is 6.6 m/s. The windiest January was 2009 at 7.5 m/s, while the calmest was 2011 at 5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.3°C | 27.9°C | 27.6°C | 28.6°C | 29.0°C | +0.7°C |
| Avg High | 33.4°C | 32.8°C | 32.3°C | 33.2°C | 33.7°C | +0.3°C |
| Avg Low | 23.2°C | 22.9°C | 22.9°C | 24.0°C | 24.3°C | +1.1°C |
| Avg Rain | 8 mm | 9 mm | 14 mm | 21 mm | 7 mm | 0 mm |
January temperatures in Carnarvon have risen by about 0.4°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 18°C (1988) to a record high of 44.3°C (2015).
Rainfall in January is about average for rainfall, averaging 12 mm, with a wettest year of 86 mm.
A quieter season to visit Carnarvon
If your dates are flexible, the more temperate months of October and May tend to be the most comfortable for visiting Carnarvon. That said, January — with days averaging 33°C and nights around 23.4°C (mean 28.2°C) and low rainfall (12 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 | 34.8°C | 30.3°C | 25.8°C | 41.0°C | 22.9°C | 32 mm | 60% | 6.7 m/s | 7.6 |
| 2024 | 32.4°C | 27.9°C | 23.4°C | 43.5°C | 22.4°C | 0 mm | 63% | 7.4 m/s | 8.4 |
| 2023 | 33.1°C | 28.3°C | 23.5°C | 40.2°C | 21.0°C | 0 mm | 64% | 6.8 m/s | 8.4 |
| 2022 | 34.6°C | 29.4°C | 24.3°C | 42.7°C | 22.1°C | 0 mm | 59% | 7 m/s | 8.6 |
| 2021 | 33.5°C | 29.2°C | 24.8°C | 39.9°C | 21.2°C | 3 mm | 60% | 6.2 m/s | 8.3 |
| 2020 | 33.5°C | 28.7°C | 23.8°C | 40.4°C | 19.4°C | 9 mm | 59% | 7.3 m/s | 8.5 |
| 2019 | 33.5°C | 28.2°C | 23.0°C | 42.5°C | 19.8°C | 1 mm | 58% | 7.2 m/s | 8.3 |
| 2018 | 32.7°C | 28.4°C | 24.0°C | 40.0°C | 20.7°C | 13 mm | 62% | 7.3 m/s | 8.3 |
| 2017 | 33.5°C | 28.4°C | 23.3°C | 40.9°C | 20.0°C | 10 mm | 59% | 6.8 m/s | 7.8 |
| 2016 | 29.6°C | 26.3°C | 23.1°C | 37.9°C | 21.1°C | 5 mm | 67% | 5.1 m/s | 7.8 |
| 2015 | 34.6°C | 29.6°C | 24.5°C | 44.3°C | 21.1°C | 4 mm | 59% | 6.7 m/s | 8.3 |
| 2014 | 34.0°C | 29.0°C | 23.9°C | 42.0°C | 20.4°C | 19 mm | 59% | 6.8 m/s | 8.2 |
| 2013 | 34.7°C | 29.9°C | 25.2°C | 40.7°C | 22.0°C | 28 mm | 57% | 6.6 m/s | 7.5 |
| 2012 | 33.2°C | 29.2°C | 25.1°C | 39.5°C | 21.2°C | 41 mm | 61% | 5.3 m/s | 7.6 |
| 2011 🌧️ | 33.3°C | 29.1°C | 25.0°C | 40.2°C | 22.1°C | 86 mm | 69% | 5 m/s | 7.5 |
| 2010 | 32.7°C | 27.7°C | 22.7°C | 43.3°C | 20.4°C | 5 mm | 62% | 6.6 m/s | 8.3 |
| 2009 | 34.7°C | 29.2°C | 23.6°C | 41.5°C | 21.6°C | 24 mm | 61% | 7.5 m/s | 8.1 |
| 2008 | 32.8°C | 28.2°C | 23.6°C | 39.3°C | 21.7°C | 4 mm | 63% | 6.7 m/s | 8.4 |
| 2007 ❄️ | 30.8°C | 26.2°C | 21.6°C | 38.8°C | 19.3°C | 1 mm | 62% | 7.4 m/s | 8.4 |
| 2006 | 30.7°C | 26.7°C | 22.7°C | 36.1°C | 19.5°C | 30 mm | 67% | 6.6 m/s | 7.5 |
| 2005 | 34.6°C | 28.8°C | 23.0°C | 41.7°C | 20.0°C | 0 mm | 57% | 7.4 m/s | 8.4 |
| 2004 | 30.9°C | 26.7°C | 22.6°C | 38.0°C | 20.4°C | 38 mm | 68% | 6.3 m/s | 8.3 |
| 2003 | 33.3°C | 28.1°C | 22.8°C | 41.0°C | 20.2°C | 1 mm | 59% | 6.6 m/s | 8.2 |
| 2002 | 31.1°C | 26.7°C | 22.3°C | 38.7°C | 20.6°C | 0 mm | 63% | 6.3 m/s | 8.3 |
| 2001 | 31.3°C | 26.9°C | 22.4°C | 39.4°C | 19.6°C | 26 mm | 65% | 6.7 m/s | 8.1 |
| 2000 | 32.8°C | 28.8°C | 24.9°C | 40.1°C | 21.6°C | 13 mm | 60% | 5.4 m/s | 8 |
| 1999 | 31.1°C | 26.8°C | 22.6°C | 39.4°C | 19.4°C | 5 mm | 66% | 7.1 m/s | 8.2 |
| 1998 | 33.8°C | 28.3°C | 22.8°C | 42.2°C | 20.0°C | 2 mm | 58% | 6.9 m/s | 8.5 |
| 1997 🔥 | 36.0°C | 30.8°C | 25.6°C | 43.3°C | 22.2°C | 12 mm | 55% | 6.1 m/s | 8.2 |
| 1996 | 32.1°C | 27.1°C | 22.2°C | 39.4°C | 20.4°C | 0 mm | 60% | 6.6 m/s | 8.6 |
| 1995 | 32.9°C | 28.1°C | 23.3°C | 41.7°C | 21.4°C | 6 mm | 62% | 7.1 m/s | 8.3 |
| 1994 | 33.4°C | 27.9°C | 22.4°C | 40.6°C | 20.3°C | 0 mm | 56% | 6.9 m/s | 8.7 |
| 1993 | 33.7°C | 28.4°C | 23.0°C | 42.3°C | 19.6°C | 3 mm | 58% | 6.9 m/s | 8.5 |
| 1992 | 32.5°C | 27.8°C | 23.2°C | 40.6°C | 19.8°C | 3 mm | 59% | 5.8 m/s | 8.3 |
| 1991 | 32.1°C | 26.9°C | 21.7°C | 41.5°C | 18.9°C | 0 mm | 64% | 7.1 m/s | 8.5 |
| 1990 | 30.7°C | 26.6°C | 22.5°C | 35.6°C | 18.9°C | 62 mm | 65% | 6.7 m/s | 7.7 |
| 1989 | 33.7°C | 28.7°C | 23.7°C | 39.9°C | 19.1°C | 8 mm | 59% | 6.1 m/s | 8.3 |
| 1988 | 32.6°C | 27.3°C | 22.0°C | 41.5°C | 18.0°C | 0 mm | 58% | 6.9 m/s | 8.5 |
| 1987 | 31.5°C | 26.8°C | 22.0°C | 41.7°C | 20.2°C | 1 mm | 61% | 6.9 m/s | 8.4 |
| 1986 | 34.1°C | 28.9°C | 23.7°C | 42.7°C | 20.2°C | 1 mm | 58% | 6.1 m/s | 8.4 |
| 1985 | 32.3°C | 27.0°C | 21.7°C | 40.7°C | 19.2°C | 0 mm | 59% | 7.4 m/s | 8.6 |
| 1984 | 34.7°C | 29.2°C | 23.7°C | 42.3°C | 21.5°C | 0 mm | 56% | 6.7 m/s | 8.2 |
| 1983 | 33.6°C | 28.9°C | 24.3°C | 39.7°C | 20.6°C | 8 mm | 58% | 6 m/s | — |
| 1982 | 32.9°C | 27.8°C | 22.8°C | 40.7°C | 18.9°C | 48 mm | 60% | 6.9 m/s | — |
| 1981 | 35.3°C | 30.0°C | 24.6°C | 42.8°C | 21.1°C | 3 mm | 54% | 6.3 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 33°C with lows near 23.4°C (mean 28.2°C), based on 45 years of NASA POWER data.
January averages 12 mm of rainfall in Carnarvon, about average for rainfall. The wettest on record was 86 mm in 2011.
The hottest January reached 44.3°C in 2015. The coldest dipped to 18°C in 1988.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 0.4°C — but days and nights have moved in opposite directions. Overnight lows rose from 23.4°C to 24.4°C while daytime highs eased from 33.8°C to 33.7°C, narrowing the gap between day and night.
January is one of the warmer months of the year in Carnarvon and about average for rainfall, so plan for around 33°C daytime highs and 23.4°C at night.
Not quite — January is the 10th coolest month in Carnarvon, averaging 28.2°C.
For January in Carnarvon, pack light, breathable clothing and sun protection, with typical highs of 33°C and lows of 23.4°C.
Relative humidity in January averages 61% — moderately humid.
Average wind speed in January is 6.6 m/s. The windiest January on record averaged 7.5 m/s (2009).
The wettest January on record was 2011 with 86 mm. On average, January sees 12 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 Carnarvon 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.
