March is one of the warmer months of the year in Roebourne, with average highs near 37.7°C and lows around 25.3°C (mean 31.5°C). It is a relatively wet time of year, averaging 51 mm of rainfall and 54% relative humidity across the period.
March is one of the warmer months of the year in Roebourne. Across 45 years of records, the warmest March in Roebourne was 2025 — when the month averaged 34.4°C — while the coldest were 2000 and 2011 at 28.4°C. Typical March days reach 37.7°C with nights near 25.3°C. The long-term trend is warming, about 0.3°C per decade.
March is a relatively wet time of year in Roebourne, averaging 51 mm of rainfall. The wettest March on record was 2000 with 253 mm, while the driest was 1993 at 0 mm.
Relative humidity in Roebourne during March averages 54%. The most humid March was 2000 at 78%, and the least humid was 1993 at 39%.
March receives about 6.4 kWh/m²/day of solar energy in Roebourne. The sunniest Marchs were 2001, 2009 and 2013, among others at 6.9 kWh/m²/day, and the cloudiest was 2012 at 5.3.
Average wind speed in Roebourne during March is 3.5 m/s. The windiest March was 2019 at 4.7 m/s, while the calmest was 1981 at 2.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 31.2°C | 31.5°C | 30.6°C | 31.9°C | 32.6°C | +1.4°C |
| Avg High | 37.6°C | 38.1°C | 36.4°C | 37.9°C | 38.7°C | +1.1°C |
| Avg Low | 24.9°C | 24.9°C | 24.8°C | 25.8°C | 26.6°C | +1.7°C |
| Avg Rain | 39 mm | 34 mm | 96 mm | 47 mm | 28 mm | -11 mm |
March temperatures in Roebourne have risen by about 2°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 16.3°C (2004) to a record high of 47.3°C (2019).
Rainfall in March is a relatively wet time of year, averaging 51 mm, with a wettest year of 253 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0.5°C per decade, narrowing the gap between day and night.
A quieter season to visit Roebourne
If your dates are flexible, the more temperate months of August and June tend to be the most comfortable for visiting Roebourne. That said, March — with days averaging 37.7°C and nights around 25.3°C (mean 31.5°C) and moderate rainfall (51 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 🔥 | 40.7°C | 34.4°C | 28.1°C | 46.4°C | 25.1°C | 12 mm | 47% | 3.4 m/s | 6.5 |
| 2024 | 38.4°C | 32.5°C | 26.7°C | 44.9°C | 23.9°C | 36 mm | 51% | 3.7 m/s | 6.5 |
| 2023 | 38.3°C | 32.4°C | 26.4°C | 44.1°C | 23.7°C | 46 mm | 56% | 3 m/s | 6.2 |
| 2022 | 39.8°C | 33.8°C | 27.8°C | 44.6°C | 25.7°C | 10 mm | 46% | 3.4 m/s | 6.3 |
| 2021 | 36.9°C | 31.0°C | 25.0°C | 41.2°C | 20.9°C | 23 mm | 52% | 3.7 m/s | 6.5 |
| 2020 | 38.1°C | 31.7°C | 25.3°C | 41.6°C | 23.8°C | 43 mm | 59% | 2.9 m/s | 6.6 |
| 2019 | 38.6°C | 33.1°C | 27.6°C | 47.3°C | 22.9°C | 129 mm | 53% | 4.7 m/s | 5.8 |
| 2018 | 40.2°C | 33.8°C | 27.4°C | 44.5°C | 24.7°C | 8 mm | 46% | 3.6 m/s | 6.8 |
| 2017 | 36.2°C | 30.8°C | 25.4°C | 42.1°C | 23.5°C | 88 mm | 64% | 3 m/s | 6 |
| 2016 | 40.9°C | 33.8°C | 26.6°C | 44.8°C | 22.6°C | 1 mm | 43% | 4 m/s | 6.7 |
| 2015 | 35.3°C | 30.0°C | 24.7°C | 40.2°C | 21.3°C | 116 mm | 65% | 3.5 m/s | 6 |
| 2014 | 40.2°C | 33.8°C | 27.4°C | 43.5°C | 23.6°C | 17 mm | 46% | 3.1 m/s | 6.7 |
| 2013 | 39.4°C | 32.5°C | 25.6°C | 44.0°C | 21.7°C | 3 mm | 48% | 3.6 m/s | 6.9 |
| 2012 | 34.0°C | 28.8°C | 23.5°C | 38.5°C | 20.1°C | 71 mm | 62% | 4.3 m/s | 5.3 |
| 2011 | 34.1°C | 28.4°C | 22.7°C | 36.3°C | 17.2°C | 31 mm | 67% | 2.9 m/s | 6.3 |
| 2010 | 40.5°C | 33.8°C | 27.2°C | 43.1°C | 24.7°C | 9 mm | 45% | 3.7 m/s | 6.7 |
| 2009 | 37.4°C | 30.2°C | 23.0°C | 41.5°C | 18.7°C | 11 mm | 58% | 2.9 m/s | 6.9 |
| 2008 | 35.2°C | 30.1°C | 24.9°C | 40.4°C | 21.4°C | 161 mm | 65% | 2.9 m/s | 5.9 |
| 2007 | 36.4°C | 30.9°C | 25.4°C | 43.1°C | 18.0°C | 107 mm | 60% | 4 m/s | 5.5 |
| 2006 | 34.6°C | 29.4°C | 24.3°C | 38.4°C | 21.1°C | 178 mm | 70% | 3.6 m/s | 5.7 |
| 2005 | 39.3°C | 33.4°C | 27.5°C | 45.7°C | 24.4°C | 22 mm | 48% | 3.7 m/s | 6.4 |
| 2004 | 35.4°C | 29.2°C | 23.0°C | 39.5°C | 16.3°C | 150 mm | 63% | 3.7 m/s | 6.2 |
| 2003 | 38.7°C | 31.9°C | 25.2°C | 42.4°C | 22.9°C | 20 mm | 47% | 3.4 m/s | 6.8 |
| 2002 | 38.4°C | 32.7°C | 27.0°C | 43.0°C | 24.5°C | 28 mm | 47% | 3.1 m/s | 6.2 |
| 2001 | 36.6°C | 29.6°C | 22.7°C | 40.4°C | 17.3°C | 26 mm | 52% | 4 m/s | 6.9 |
| 2000 ❄️ 🌧️ | 31.9°C | 28.4°C | 24.9°C | 35.9°C | 22.7°C | 253 mm | 78% | 4.2 m/s | 5.6 |
| 1999 | 34.1°C | 29.4°C | 24.8°C | 39.4°C | 19.0°C | 153 mm | 72% | 3.2 m/s | 5.9 |
| 1998 | 39.5°C | 33.3°C | 27.2°C | 47.2°C | 22.7°C | 47 mm | 47% | 3.7 m/s | 6.6 |
| 1997 | 37.4°C | 30.5°C | 23.5°C | 40.1°C | 20.7°C | 5 mm | 57% | 2.9 m/s | 6.8 |
| 1996 | 40.3°C | 33.6°C | 26.9°C | 44.9°C | 24.6°C | 11 mm | 41% | 3.8 m/s | 6.5 |
| 1995 | 35.5°C | 28.7°C | 21.9°C | 38.9°C | 18.8°C | 8 mm | 61% | 3.3 m/s | 6.8 |
| 1994 | 37.9°C | 30.8°C | 23.7°C | 40.0°C | 21.1°C | 3 mm | 50% | 3.1 m/s | 6.6 |
| 1993 | 40.4°C | 32.6°C | 24.7°C | 43.1°C | 20.5°C | 0 mm | 39% | 3.4 m/s | 6.9 |
| 1992 | 38.9°C | 32.0°C | 25.2°C | 43.8°C | 21.6°C | 35 mm | 50% | 3.9 m/s | 6.3 |
| 1991 | 39.1°C | 32.3°C | 25.6°C | 42.9°C | 22.0°C | 21 mm | 50% | 3.2 m/s | 6.4 |
| 1990 | 37.9°C | 31.6°C | 25.3°C | 43.4°C | 21.4°C | 55 mm | 57% | 3.6 m/s | 6.5 |
| 1989 | 36.3°C | 30.3°C | 24.2°C | 40.8°C | 19.1°C | 16 mm | 57% | 3.2 m/s | 6.4 |
| 1988 | 39.3°C | 33.0°C | 26.6°C | 45.8°C | 20.0°C | 62 mm | 48% | 3.8 m/s | 6.1 |
| 1987 | 38.2°C | 31.8°C | 25.3°C | 41.6°C | 22.6°C | 14 mm | 48% | 3.1 m/s | 6.5 |
| 1986 | 38.8°C | 32.2°C | 25.5°C | 43.1°C | 23.0°C | 28 mm | 56% | 3.1 m/s | 6.5 |
| 1985 | 38.9°C | 31.9°C | 24.9°C | 42.8°C | 21.0°C | 13 mm | 50% | 3.2 m/s | 6.8 |
| 1984 | 34.7°C | 29.0°C | 23.3°C | 38.0°C | 17.3°C | 131 mm | 66% | 3.1 m/s | 6.4 |
| 1983 | 38.8°C | 32.3°C | 25.7°C | 44.3°C | 22.7°C | 43 mm | 49% | 3.9 m/s | — |
| 1982 | 37.2°C | 30.9°C | 24.7°C | 40.3°C | 20.5°C | 6 mm | 50% | 3.6 m/s | — |
| 1981 | 35.9°C | 29.7°C | 23.5°C | 39.6°C | 19.7°C | 38 mm | 60% | 2.7 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 37.7°C with lows near 25.3°C (mean 31.5°C), based on 45 years of NASA POWER data.
March averages 51 mm of rainfall in Roebourne, a relatively wet time of year. The wettest on record was 253 mm in 2000.
The hottest March reached 47.3°C in 2019. The coldest dipped to 16.3°C in 2004.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 2°C. Daytime highs moved from 37.1°C to 38.8°C and overnight lows from 24.4°C to 26.8°C over the same span.
March is one of the warmer months of the year in Roebourne and a relatively wet time of year, so plan for around 37.7°C daytime highs and 25.3°C at night.
Not quite — March is the 9th coolest month in Roebourne, averaging 31.5°C.
For March in Roebourne, pack light, breathable clothing and sun protection, with typical highs of 37.7°C and lows of 25.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 54% — relatively dry.
Average wind speed in March is 3.5 m/s. The windiest March on record averaged 4.7 m/s (2019).
The wettest March on record was 2000 with 253 mm. On average, March sees 51 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 Roebourne behaves each March, 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 March specifically, along with year-by-year records and how the month has changed over the decades.
