March is one of the warmer months of the year in Ceduna, with average highs near 29.3°C and lows around 15.6°C (mean 22.5°C). It is about average for rainfall, averaging 14 mm of rainfall and 55% relative humidity across the period.
March is one of the warmer months of the year in Ceduna. Across 45 years of records, the warmest March in Ceduna was 2025 — when the month averaged 25.6°C — while the coldest was 1981 at 20.1°C. Typical March days reach 29.3°C with nights near 15.6°C. The long-term trend is warming, about 0.3°C per decade.
March is about average for rainfall in Ceduna, averaging 14 mm of rainfall. The wettest March on record was 2007 with 63 mm, while the driest were 2017, 2018 and 2019, among others at 0 mm.
Relative humidity in Ceduna during March averages 55%. The most humid March was 1983 at 67%, and the least humid was 2008 at 41%.
March receives about 5.8 kWh/m²/day of solar energy in Ceduna. The sunniest March was 1994 at 6.4 kWh/m²/day, and the cloudiest were 1999, 2011 and 2016 at 5.2.
Average wind speed in Ceduna during March is 3.8 m/s. The windiest March was 1986 at 4.3 m/s, while the calmest was 2016 at 3.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 22.1°C | 22.3°C | 22.4°C | 22.4°C | 23.4°C | +1.3°C |
| Avg High | 29.0°C | 29.3°C | 29.4°C | 29.0°C | 30.3°C | +1.3°C |
| Avg Low | 15.3°C | 15.3°C | 15.4°C | 15.9°C | 16.6°C | +1.3°C |
| Avg Rain | 18 mm | 8 mm | 20 mm | 13 mm | 14 mm | -3 mm |
March temperatures in Ceduna have risen by about 1.9°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 9.3°C (1988) to a record high of 45.4°C (1986).
Rainfall in March is about average for rainfall, averaging 14 mm, with a wettest year of 63 mm.
One of the best times to visit Ceduna
March is one of the best times to visit Ceduna. Expect days averaging 29.3°C and nights around 15.6°C (mean 22.5°C) — warmer than Ceduna's yearly average — with low rainfall (14 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 🔥 | 32.9°C | 25.6°C | 18.2°C | 43.0°C | 13.3°C | 2 mm | 53% | 4.2 m/s | 6.2 |
| 2024 | 31.3°C | 24.3°C | 17.4°C | 40.2°C | 10.3°C | 30 mm | 56% | 3.8 m/s | 5.6 |
| 2023 | 29.0°C | 22.5°C | 16.0°C | 40.8°C | 13.1°C | 10 mm | 61% | 3.7 m/s | 5.6 |
| 2022 | 30.0°C | 23.1°C | 16.3°C | 37.6°C | 12.7°C | 12 mm | 58% | 3.9 m/s | 5.7 |
| 2021 | 29.7°C | 22.7°C | 15.7°C | 38.8°C | 10.2°C | 9 mm | 56% | 3.5 m/s | 6.2 |
| 2020 | 28.6°C | 22.2°C | 15.9°C | 38.7°C | 11.0°C | 22 mm | 54% | 3.9 m/s | 5.3 |
| 2019 | 29.3°C | 22.9°C | 16.6°C | 42.8°C | 11.7°C | 0 mm | 57% | 3.7 m/s | 5.6 |
| 2018 | 29.6°C | 22.6°C | 15.7°C | 36.6°C | 12.2°C | 0 mm | 56% | 3.9 m/s | 6.1 |
| 2017 | 31.0°C | 23.8°C | 16.5°C | 42.8°C | 10.0°C | 0 mm | 57% | 4.1 m/s | 5.9 |
| 2016 | 28.6°C | 22.6°C | 16.6°C | 35.4°C | 10.8°C | 30 mm | 64% | 3.1 m/s | 5.2 |
| 2015 | 27.9°C | 21.3°C | 14.7°C | 39.5°C | 9.6°C | 4 mm | 56% | 3.6 m/s | 5.6 |
| 2014 | 28.5°C | 21.7°C | 14.9°C | 37.1°C | 11.0°C | 2 mm | 62% | 3.6 m/s | 6 |
| 2013 | 29.7°C | 23.3°C | 17.0°C | 39.8°C | 12.4°C | 26 mm | 55% | 3.7 m/s | 5.8 |
| 2012 | 28.0°C | 21.5°C | 15.1°C | 36.5°C | 11.0°C | 6 mm | 57% | 3.8 m/s | 5.9 |
| 2011 | 26.7°C | 20.9°C | 15.2°C | 34.8°C | 10.7°C | 46 mm | 66% | 4.2 m/s | 5.2 |
| 2010 | 30.4°C | 23.7°C | 16.9°C | 37.1°C | 12.0°C | 15 mm | 52% | 3.7 m/s | 5.8 |
| 2009 | 28.0°C | 21.6°C | 15.2°C | 35.4°C | 10.7°C | 47 mm | 60% | 3.5 m/s | 5.5 |
| 2008 | 32.7°C | 25.1°C | 17.4°C | 42.0°C | 9.7°C | 3 mm | 41% | 3.3 m/s | 6.3 |
| 2007 🌧️ | 28.1°C | 21.9°C | 15.8°C | 40.5°C | 10.3°C | 63 mm | 58% | 4.1 m/s | 5.3 |
| 2006 | 29.9°C | 22.9°C | 16.0°C | 41.5°C | 11.9°C | 40 mm | 57% | 3.8 m/s | 5.7 |
| 2005 | 30.7°C | 23.1°C | 15.4°C | 39.0°C | 10.6°C | 0 mm | 47% | 3.9 m/s | 5.8 |
| 2004 | 30.0°C | 22.6°C | 15.1°C | 40.9°C | 10.6°C | 8 mm | 49% | 3.9 m/s | 6.2 |
| 2003 | 27.7°C | 20.7°C | 13.6°C | 38.2°C | 10.9°C | 4 mm | 57% | 3.4 m/s | 6.2 |
| 2002 | 29.1°C | 21.7°C | 14.3°C | 39.1°C | 10.9°C | 2 mm | 56% | 3.8 m/s | 6.2 |
| 2001 | 29.0°C | 22.0°C | 15.1°C | 39.2°C | 10.8°C | 7 mm | 51% | 4 m/s | 6.1 |
| 2000 | 28.8°C | 22.6°C | 16.4°C | 40.9°C | 10.4°C | 23 mm | 56% | 3.9 m/s | 5.4 |
| 1999 | 28.6°C | 22.4°C | 16.2°C | 38.8°C | 9.7°C | 12 mm | 58% | 4 m/s | 5.2 |
| 1998 | 29.7°C | 22.5°C | 15.3°C | 41.4°C | 11.6°C | 16 mm | 55% | 3.6 m/s | 5.8 |
| 1997 | 27.0°C | 20.4°C | 13.9°C | 35.3°C | 9.4°C | 4 mm | 58% | 4.1 m/s | 5.9 |
| 1996 | 30.9°C | 23.7°C | 16.5°C | 40.5°C | 11.7°C | 9 mm | 45% | 3.8 m/s | 5.8 |
| 1995 | 26.9°C | 20.5°C | 14.1°C | 38.0°C | 10.6°C | 12 mm | 64% | 3.9 m/s | 5.8 |
| 1994 | 30.8°C | 22.9°C | 15.1°C | 36.8°C | 11.4°C | 0 mm | 45% | 3.4 m/s | 6.4 |
| 1993 | 29.2°C | 22.3°C | 15.4°C | 38.3°C | 10.9°C | 2 mm | 56% | 3.6 m/s | 5.4 |
| 1992 | 30.8°C | 23.5°C | 16.2°C | 37.6°C | 11.6°C | 16 mm | 56% | 3.6 m/s | 5.3 |
| 1991 | 28.0°C | 21.2°C | 14.5°C | 40.5°C | 10.5°C | 3 mm | 55% | 3.8 m/s | 5.9 |
| 1990 | 31.1°C | 23.6°C | 16.1°C | 39.4°C | 11.5°C | 5 mm | 54% | 3.9 m/s | 6.2 |
| 1989 | 29.1°C | 22.8°C | 16.5°C | 42.2°C | 10.8°C | 19 mm | 57% | 4 m/s | 5.4 |
| 1988 | 30.0°C | 22.9°C | 15.8°C | 42.0°C | 9.3°C | 10 mm | 52% | 3.8 m/s | 5.8 |
| 1987 | 27.7°C | 20.8°C | 13.9°C | 40.3°C | 9.7°C | 1 mm | 52% | 3.7 m/s | 5.7 |
| 1986 | 32.5°C | 24.4°C | 16.4°C | 45.4°C | 11.9°C | 0 mm | 48% | 4.3 m/s | 5.8 |
| 1985 | 31.2°C | 23.3°C | 15.4°C | 40.1°C | 11.0°C | 11 mm | 51% | 3.9 m/s | 5.9 |
| 1984 | 28.5°C | 21.5°C | 14.6°C | 41.0°C | 9.4°C | 7 mm | 51% | 3.8 m/s | 5.7 |
| 1983 | 27.0°C | 21.4°C | 15.8°C | 36.7°C | 11.5°C | 47 mm | 67% | 3.8 m/s | — |
| 1982 | 28.8°C | 22.0°C | 15.2°C | 40.7°C | 10.1°C | 49 mm | 58% | 3.7 m/s | — |
| 1981 ❄️ | 26.2°C | 20.1°C | 14.1°C | 37.2°C | 9.6°C | 14 mm | 59% | 3.5 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 29.3°C with lows near 15.6°C (mean 22.5°C), based on 45 years of NASA POWER data.
March averages 14 mm of rainfall in Ceduna, about average for rainfall. The wettest on record was 63 mm in 2007.
The hottest March reached 45.4°C in 1986. The coldest dipped to 9.3°C in 1988.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1.9°C. Daytime highs moved from 28.3°C to 30.6°C and overnight lows from 15°C to 16.7°C over the same span.
March is one of the warmer months of the year in Ceduna and about average for rainfall, so plan for around 29.3°C daytime highs and 15.6°C at night.
Not quite — March is the 9th coolest month in Ceduna, averaging 22.5°C.
For March in Ceduna, pack light layers you can adjust through the day, with typical highs of 29.3°C and lows of 15.6°C.
Relative humidity in March averages 55% — moderately humid.
Average wind speed in March is 3.8 m/s. The windiest March on record averaged 4.3 m/s (1986).
The wettest March on record was 2007 with 63 mm. On average, March sees 14 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 Ceduna 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.
