March is one of the warmer months of the year in Port Pirie, with average highs near 29.2°C and lows around 15.5°C (mean 22.4°C). It is one of the drier months, averaging 17 mm of rainfall and 46% relative humidity across the period.
March is one of the warmer months of the year in Port Pirie. Across 45 years of records, the warmest Marchs in Port Pirie were 2024 and 2025 — when the month averaged 26.2°C — while the coldest were 1981 and 1987 at 19.3°C. Typical March days reach 29.2°C with nights near 15.5°C. The long-term trend is warming, about 0.4°C per decade.
March is one of the drier months in Port Pirie, averaging 17 mm of rainfall. The wettest March on record was 1989 with 128 mm, while the driest were 2017, 2018 and 2019, among others at 0 mm.
Relative humidity in Port Pirie during March averages 46%. The most humid March was 2011 at 64%, and the least humid was 2008 at 33%.
March receives about 5.9 kWh/m²/day of solar energy in Port Pirie. The sunniest March was 1994 at 6.6 kWh/m²/day, and the cloudiest was 2011 at 5.
Average wind speed in Port Pirie during March is 3.5 m/s. The windiest March was 1984 at 3.9 m/s, while the calmest was 2016 at 2.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 22.0°C | 21.8°C | 22.2°C | 22.6°C | 23.7°C | +1.7°C |
| Avg High | 28.9°C | 28.8°C | 29.3°C | 29.3°C | 30.3°C | +1.4°C |
| Avg Low | 15.2°C | 14.9°C | 15.2°C | 16.0°C | 17.0°C | +1.8°C |
| Avg Rain | 28 mm | 9 mm | 16 mm | 15 mm | 14 mm | -14 mm |
March temperatures in Port Pirie have risen by about 2.2°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 7.2°C (1987) to a record high of 41.8°C (1986).
Rainfall in March is one of the drier months, averaging 17 mm, with a wettest year of 128 mm.
One of the best times to visit Port Pirie
March is one of the best times to visit Port Pirie. Expect days averaging 29.2°C and nights around 15.5°C (mean 22.4°C) — warmer than Port Pirie's yearly average — with low rainfall (17 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 | 33.3°C | 26.2°C | 19.2°C | 41.0°C | 12.0°C | 16 mm | 41% | 3.5 m/s | 6 |
| 2024 🔥 | 32.9°C | 26.2°C | 19.4°C | 39.6°C | 10.7°C | 15 mm | 38% | 3.3 m/s | 5.9 |
| 2023 | 29.5°C | 22.8°C | 16.0°C | 37.2°C | 12.0°C | 6 mm | 49% | 3.4 m/s | 5.5 |
| 2022 | 29.8°C | 23.3°C | 16.7°C | 34.9°C | 11.4°C | 11 mm | 47% | 3.4 m/s | 6.1 |
| 2021 | 28.2°C | 21.8°C | 15.4°C | 34.2°C | 9.1°C | 16 mm | 49% | 3.2 m/s | 5.8 |
| 2020 | 28.2°C | 21.7°C | 15.3°C | 35.9°C | 9.2°C | 21 mm | 48% | 3.4 m/s | 5.8 |
| 2019 | 30.0°C | 23.6°C | 17.1°C | 40.1°C | 10.5°C | 0 mm | 44% | 3.4 m/s | 6 |
| 2018 | 30.2°C | 23.1°C | 16.0°C | 38.1°C | 12.0°C | 0 mm | 43% | 3.8 m/s | 6.2 |
| 2017 | 32.1°C | 25.1°C | 18.1°C | 39.4°C | 8.6°C | 0 mm | 41% | 3.5 m/s | 6.1 |
| 2016 | 31.6°C | 24.9°C | 18.3°C | 39.6°C | 9.4°C | 11 mm | 43% | 2.9 m/s | 5.5 |
| 2015 | 27.8°C | 21.0°C | 14.2°C | 34.5°C | 8.5°C | 3 mm | 47% | 3.5 m/s | 6 |
| 2014 | 29.1°C | 22.3°C | 15.4°C | 36.3°C | 9.6°C | 7 mm | 52% | 3.2 m/s | 5.7 |
| 2013 | 28.9°C | 22.5°C | 16.1°C | 37.5°C | 10.0°C | 12 mm | 49% | 3.6 m/s | 5.6 |
| 2012 | 26.9°C | 20.5°C | 14.1°C | 32.8°C | 8.8°C | 28 mm | 57% | 3.5 m/s | 6 |
| 2011 | 26.5°C | 20.5°C | 14.6°C | 33.6°C | 8.5°C | 69 mm | 64% | 3.8 m/s | 5 |
| 2010 | 29.4°C | 22.8°C | 16.2°C | 34.9°C | 9.9°C | 22 mm | 45% | 3.6 m/s | 5.8 |
| 2009 | 28.9°C | 22.3°C | 15.7°C | 35.8°C | 10.3°C | 21 mm | 47% | 3.4 m/s | 5.4 |
| 2008 | 31.6°C | 24.8°C | 18.0°C | 40.0°C | 7.6°C | 7 mm | 33% | 3.2 m/s | 6 |
| 2007 | 28.8°C | 22.2°C | 15.6°C | 39.0°C | 8.5°C | 44 mm | 50% | 3.8 m/s | 5.6 |
| 2006 | 30.2°C | 23.2°C | 16.2°C | 39.0°C | 10.8°C | 40 mm | 47% | 3.6 m/s | 6.1 |
| 2005 | 29.5°C | 21.8°C | 14.2°C | 37.3°C | 8.4°C | 5 mm | 40% | 3.5 m/s | 6.2 |
| 2004 | 30.2°C | 22.3°C | 14.4°C | 38.5°C | 8.5°C | 5 mm | 39% | 3.7 m/s | 6.4 |
| 2003 | 26.9°C | 19.8°C | 12.8°C | 35.4°C | 8.6°C | 2 mm | 50% | 3.3 m/s | 6.3 |
| 2002 | 29.2°C | 21.8°C | 14.5°C | 36.4°C | 9.8°C | 5 mm | 44% | 3.7 m/s | 6.3 |
| 2001 | 28.7°C | 21.6°C | 14.6°C | 37.0°C | 8.8°C | 19 mm | 43% | 3.8 m/s | 5.9 |
| 2000 | 29.1°C | 22.6°C | 16.0°C | 39.5°C | 8.3°C | 17 mm | 49% | 3.4 m/s | 5.6 |
| 1999 | 28.9°C | 22.5°C | 16.1°C | 38.8°C | 7.3°C | 26 mm | 49% | 3.6 m/s | 5.8 |
| 1998 | 29.4°C | 22.3°C | 15.2°C | 38.9°C | 9.6°C | 12 mm | 45% | 3.4 m/s | 6.2 |
| 1997 | 26.4°C | 19.4°C | 12.5°C | 32.4°C | 8.7°C | 2 mm | 51% | 3.8 m/s | 6.3 |
| 1996 | 29.5°C | 22.7°C | 15.9°C | 36.9°C | 9.9°C | 6 mm | 42% | 3.6 m/s | 6 |
| 1995 | 26.9°C | 20.0°C | 13.1°C | 35.4°C | 8.5°C | 20 mm | 53% | 3.8 m/s | 6.4 |
| 1994 | 29.0°C | 21.6°C | 14.3°C | 33.5°C | 8.2°C | 0 mm | 40% | 3.3 m/s | 6.6 |
| 1993 | 28.6°C | 22.0°C | 15.4°C | 37.0°C | 8.7°C | 4 mm | 47% | 3.3 m/s | 5.9 |
| 1992 | 29.3°C | 22.3°C | 15.2°C | 36.3°C | 8.7°C | 15 mm | 55% | 3.3 m/s | 5.8 |
| 1991 | 28.5°C | 21.5°C | 14.5°C | 41.1°C | 10.3°C | 5 mm | 44% | 3.7 m/s | 6.1 |
| 1990 | 31.1°C | 23.8°C | 16.6°C | 39.6°C | 10.8°C | 3 mm | 39% | 3.8 m/s | 6.2 |
| 1989 🌧️ | 27.9°C | 22.0°C | 16.0°C | 40.0°C | 7.6°C | 128 mm | 56% | 3.4 m/s | 5.2 |
| 1988 | 30.2°C | 23.2°C | 16.2°C | 38.5°C | 8.3°C | 24 mm | 41% | 3.7 m/s | 5.8 |
| 1987 | 26.2°C | 19.3°C | 12.5°C | 35.4°C | 7.2°C | 5 mm | 50% | 3.6 m/s | 6.2 |
| 1986 | 32.4°C | 24.5°C | 16.6°C | 41.8°C | 9.8°C | 0 mm | 37% | 3.8 m/s | 6.5 |
| 1985 | 30.5°C | 23.3°C | 16.1°C | 36.6°C | 9.7°C | 27 mm | 44% | 3.6 m/s | 6 |
| 1984 | 28.1°C | 21.1°C | 14.0°C | 37.2°C | 8.6°C | 6 mm | 43% | 3.9 m/s | 5.9 |
| 1983 | 30.3°C | 23.4°C | 16.6°C | 39.5°C | 11.9°C | 19 mm | 48% | 3.6 m/s | — |
| 1982 | 29.2°C | 22.2°C | 15.3°C | 40.3°C | 8.7°C | 30 mm | 47% | 3.6 m/s | — |
| 1981 ❄️ | 25.5°C | 19.3°C | 13.1°C | 33.6°C | 8.9°C | 12 mm | 50% | 3.6 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 29.2°C with lows near 15.5°C (mean 22.4°C), based on 45 years of NASA POWER data.
March averages 17 mm of rainfall in Port Pirie, one of the drier months. The wettest on record was 128 mm in 1989.
The hottest March reached 41.8°C in 1986. The coldest dipped to 7.2°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 2.2°C. Daytime highs moved from 28.7°C to 30.7°C and overnight lows from 15°C to 17.3°C over the same span.
March is one of the warmer months of the year in Port Pirie and one of the drier months, so plan for around 29.2°C daytime highs and 15.5°C at night.
Not quite — March is the 9th coolest month in Port Pirie, averaging 22.4°C.
For March in Port Pirie, pack light layers you can adjust through the day, with typical highs of 29.2°C and lows of 15.5°C.
Relative humidity in March averages 46% — relatively dry.
Average wind speed in March is 3.5 m/s. The windiest March on record averaged 3.9 m/s (1984).
The wettest March on record was 1989 with 128 mm. On average, March sees 17 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 Port Pirie 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.
