March is one of the cooler months of the year in Adelaide River, with average highs near 30.7°C and lows around 23.8°C (mean 27.3°C). It is a relatively wet time of year, averaging 265 mm of rainfall and 86% relative humidity across the period.
March is one of the cooler months of the year in Adelaide River. Across 45 years of records, the warmest March in Adelaide River was 2019 — when the month averaged 29.7°C — while the coldest was 1981 at 26.1°C. Typical March days reach 30.7°C with nights near 23.8°C. The long-term trend is warming, about 0.3°C per decade.
March is a relatively wet time of year in Adelaide River, averaging 265 mm of rainfall. The wettest March on record was 2007 with 720 mm, while the driest was 1987 at 98 mm.
Relative humidity in Adelaide River during March averages 86%. The most humid March was 2006 at 91%, and the least humid was 2019 at 76%.
March receives about 6.1 kWh/m²/day of solar energy in Adelaide River. The sunniest Marchs were 1987 and 2002 at 7.1 kWh/m²/day, and the cloudiest was 2011 at 4.4.
Average wind speed in Adelaide River during March is 1.8 m/s. The windiest March was 2011 at 2.4 m/s, while the calmest were 1992 and 2022 at 1.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.8°C | 27.1°C | 27.0°C | 27.8°C | 27.8°C | +1°C |
| Avg High | 30.1°C | 30.7°C | 30.3°C | 31.3°C | 31.1°C | +1°C |
| Avg Low | 23.5°C | 23.4°C | 23.7°C | 24.2°C | 24.6°C | +1.1°C |
| Avg Rain | 279 mm | 264 mm | 336 mm | 222 mm | 198 mm | -80 mm |
March temperatures in Adelaide River have risen by about 1.1°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 17.4°C (2014) to a record high of 38.3°C (2019).
Rainfall in March is a relatively wet time of year, averaging 265 mm, with a wettest year of 720 mm.
A good time to visit Adelaide River
March is a good time to visit Adelaide River, with days averaging 30.7°C and nights around 23.8°C (mean 27.3°C, close to Adelaide River's yearly average) and higher rainfall. June and July are marginally more temperate, but March still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 31.3°C | 28.2°C | 25.1°C | 33.7°C | 23.5°C | 295 mm | 87% | 1.4 m/s | 5.5 |
| 2024 | 30.6°C | 28.0°C | 25.4°C | 32.4°C | 23.9°C | 297 mm | 90% | 2 m/s | 5.1 |
| 2023 | 30.9°C | 27.3°C | 23.6°C | 32.7°C | 19.2°C | 131 mm | 84% | 2.1 m/s | 6.2 |
| 2022 | 31.3°C | 28.0°C | 24.7°C | 32.8°C | 23.1°C | 159 mm | 85% | 1.2 m/s | 6.4 |
| 2021 | 30.2°C | 27.3°C | 24.3°C | 31.8°C | 22.6°C | 163 mm | 88% | 1.5 m/s | 6 |
| 2020 | 32.3°C | 28.3°C | 24.4°C | 34.2°C | 23.2°C | 143 mm | 82% | 1.6 m/s | 6.3 |
| 2019 🔥 | 34.2°C | 29.7°C | 25.2°C | 38.3°C | 23.0°C | 131 mm | 76% | 1.9 m/s | 6.3 |
| 2018 | 31.2°C | 27.6°C | 24.0°C | 33.6°C | 21.9°C | 141 mm | 85% | 1.8 m/s | 6.2 |
| 2017 | 31.3°C | 28.1°C | 24.8°C | 34.9°C | 23.3°C | 172 mm | 86% | 1.8 m/s | 5.7 |
| 2016 | 33.1°C | 29.3°C | 25.6°C | 36.8°C | 21.7°C | 165 mm | 81% | 1.4 m/s | 6.2 |
| 2015 | 31.1°C | 27.6°C | 24.1°C | 33.5°C | 21.7°C | 154 mm | 87% | 1.9 m/s | 6.4 |
| 2014 | 31.4°C | 27.3°C | 23.1°C | 32.7°C | 17.4°C | 129 mm | 83% | 1.5 m/s | 6.8 |
| 2013 | 30.7°C | 27.6°C | 24.5°C | 33.6°C | 22.2°C | 350 mm | 87% | 1.9 m/s | 5.6 |
| 2012 | 29.5°C | 26.5°C | 23.6°C | 32.2°C | 18.6°C | 498 mm | 88% | 2 m/s | 5.3 |
| 2011 | 29.0°C | 26.4°C | 23.7°C | 31.4°C | 21.7°C | 368 mm | 91% | 2.4 m/s | 4.4 |
| 2010 | 31.3°C | 27.4°C | 23.6°C | 33.8°C | 20.2°C | 109 mm | 83% | 1.7 m/s | 6.5 |
| 2009 | 31.4°C | 26.9°C | 22.3°C | 33.3°C | 18.2°C | 130 mm | 80% | 1.5 m/s | 6.9 |
| 2008 | 29.9°C | 26.7°C | 23.5°C | 32.2°C | 20.3°C | 332 mm | 88% | 1.6 m/s | 6.2 |
| 2007 🌧️ | 29.7°C | 27.0°C | 24.3°C | 31.5°C | 22.7°C | 720 mm | 90% | 1.7 m/s | 5 |
| 2006 | 29.5°C | 26.9°C | 24.4°C | 31.9°C | 22.4°C | 446 mm | 91% | 2 m/s | 5 |
| 2005 | 31.0°C | 27.7°C | 24.4°C | 34.0°C | 22.4°C | 184 mm | 86% | 1.8 m/s | 6.2 |
| 2004 | 30.5°C | 27.5°C | 24.6°C | 32.4°C | 23.5°C | 349 mm | 88% | 1.7 m/s | 5.5 |
| 2003 | 30.2°C | 26.5°C | 22.7°C | 32.8°C | 18.5°C | 170 mm | 86% | 1.9 m/s | 6 |
| 2002 | 31.2°C | 27.2°C | 23.2°C | 32.6°C | 18.2°C | 151 mm | 82% | 1.4 m/s | 7.1 |
| 2001 | 30.2°C | 27.1°C | 24.0°C | 31.7°C | 21.0°C | 387 mm | 89% | 1.7 m/s | 5.6 |
| 2000 | 29.8°C | 26.9°C | 24.0°C | 31.3°C | 22.1°C | 494 mm | 89% | 1.7 m/s | 5.5 |
| 1999 | 30.1°C | 27.1°C | 24.1°C | 31.3°C | 22.5°C | 434 mm | 89% | 1.6 m/s | 5.9 |
| 1998 | 31.5°C | 27.7°C | 24.0°C | 32.6°C | 21.2°C | 314 mm | 84% | 1.5 m/s | 6.3 |
| 1997 | 30.3°C | 26.3°C | 22.4°C | 31.8°C | 18.3°C | 310 mm | 84% | 2 m/s | 6.3 |
| 1996 | 30.8°C | 27.1°C | 23.3°C | 32.8°C | 18.0°C | 202 mm | 85% | 1.7 m/s | 6.3 |
| 1995 | 30.0°C | 26.8°C | 23.5°C | 31.9°C | 20.1°C | 425 mm | 89% | 2.1 m/s | 5.7 |
| 1994 | 29.9°C | 26.2°C | 22.5°C | 31.2°C | 19.2°C | 290 mm | 87% | 2.1 m/s | 6.3 |
| 1993 | 30.9°C | 27.1°C | 23.2°C | 33.3°C | 20.9°C | 159 mm | 84% | 1.5 m/s | 6.5 |
| 1992 | 31.3°C | 27.7°C | 24.1°C | 33.5°C | 22.4°C | 171 mm | 83% | 1.2 m/s | 6.6 |
| 1991 | 31.2°C | 27.2°C | 23.2°C | 32.6°C | 20.6°C | 139 mm | 83% | 1.3 m/s | 6.8 |
| 1990 | 31.0°C | 27.6°C | 24.1°C | 32.5°C | 23.1°C | 194 mm | 87% | 2 m/s | 6.4 |
| 1989 | 29.1°C | 26.4°C | 23.8°C | 31.4°C | 22.6°C | 502 mm | 89% | 1.8 m/s | 5.1 |
| 1988 | 30.9°C | 27.7°C | 24.6°C | 32.8°C | 23.1°C | 242 mm | 88% | 2.3 m/s | 6.4 |
| 1987 | 30.9°C | 26.7°C | 22.6°C | 32.5°C | 19.9°C | 98 mm | 83% | 1.6 m/s | 7.1 |
| 1986 | 30.4°C | 26.9°C | 23.4°C | 31.9°C | 21.7°C | 142 mm | 86% | 1.6 m/s | 6.8 |
| 1985 | 30.6°C | 27.1°C | 23.6°C | 32.5°C | 20.4°C | 195 mm | 86% | 1.8 m/s | 6.2 |
| 1984 | 29.5°C | 26.5°C | 23.6°C | 31.2°C | 22.7°C | 363 mm | 90% | 1.8 m/s | 5.7 |
| 1983 | 29.9°C | 27.1°C | 24.2°C | 32.6°C | 23.2°C | 443 mm | 89% | 2.3 m/s | — |
| 1982 | 30.3°C | 26.6°C | 23.0°C | 32.5°C | 19.2°C | 217 mm | 85% | 1.6 m/s | — |
| 1981 ❄️ | 29.7°C | 26.1°C | 22.6°C | 31.3°C | 19.5°C | 305 mm | 87% | 2.1 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 30.7°C with lows near 23.8°C (mean 27.3°C), based on 45 years of NASA POWER data.
March averages 265 mm of rainfall in Adelaide River, a relatively wet time of year. The wettest on record was 720 mm in 2007.
The hottest March reached 38.3°C in 2019. The coldest dipped to 17.4°C in 2014.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1.1°C. Daytime highs moved from 30°C to 30.9°C and overnight lows from 23.4°C to 24.6°C over the same span.
March is one of the cooler months of the year in Adelaide River and a relatively wet time of year, so plan for around 30.7°C daytime highs and 23.8°C at night.
Not quite — March is the 5th coolest month in Adelaide River, averaging 27.3°C.
For March in Adelaide River, pack light, breathable clothing and sun protection, with typical highs of 30.7°C and lows of 23.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 86% — quite humid.
Average wind speed in March is 1.8 m/s. The windiest March on record averaged 2.4 m/s (2011).
The wettest March on record was 2007 with 720 mm. On average, March sees 265 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 Adelaide River 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.
