March is one of the warmer months of the year in Coffs Harbour, with average highs near 24.3°C and lows around 20.5°C (mean 22.4°C). It is a relatively wet time of year, averaging 200 mm of rainfall and 79% relative humidity across the period.
March is one of the warmer months of the year in Coffs Harbour. Across 45 years of records, the warmest March in Coffs Harbour was 1998 — when the month averaged 24.3°C — while the coldest was 1994 at 20.7°C. Typical March days reach 24.3°C with nights near 20.5°C. The long-term trend is warming, about 0.3°C per decade.
March is a relatively wet time of year in Coffs Harbour, averaging 200 mm of rainfall. The wettest March on record was 2017 with 551 mm, while the driest was 1991 at 33 mm.
Relative humidity in Coffs Harbour during March averages 79%. The most humid March was 2017 at 84%, and the least humid was 1991 at 70%.
March receives about 5 kWh/m²/day of solar energy in Coffs Harbour. The sunniest Marchs were 1986 and 2008 at 5.7 kWh/m²/day, and the cloudiest was 2025 at 4.2.
Average wind speed in Coffs Harbour during March is 3.2 m/s. The windiest March was 2001 at 3.9 m/s, while the calmest were 2008 and 2014 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 21.9°C | 22.2°C | 22.4°C | 22.9°C | 22.8°C | +0.9°C |
| Avg High | 23.9°C | 24.2°C | 24.3°C | 24.8°C | 24.5°C | +0.6°C |
| Avg Low | 20.0°C | 20.2°C | 20.4°C | 21.1°C | 21.1°C | +1.1°C |
| Avg Rain | 184 mm | 174 mm | 199 mm | 195 mm | 278 mm | +94 mm |
March temperatures in Coffs Harbour have risen by about 0.8°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 14.5°C (1994) to a record high of 32.7°C (2002).
Rainfall in March is a relatively wet time of year, averaging 200 mm, with a wettest year of 551 mm.
A good time to visit Coffs Harbour
March is a good time to visit Coffs Harbour, with days averaging 24.3°C and nights around 20.5°C (mean 22.4°C, warmer than Coffs Harbour's yearly average) and higher rainfall. December and November 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 | 24.9°C | 23.3°C | 21.7°C | 27.7°C | 19.4°C | 232 mm | 83% | 3.8 m/s | 4.2 |
| 2024 | 24.4°C | 22.9°C | 21.4°C | 29.0°C | 19.0°C | 162 mm | 78% | 2.7 m/s | 4.8 |
| 2023 | 26.5°C | 24.1°C | 21.6°C | 30.8°C | 17.2°C | 109 mm | 77% | 3 m/s | 5.1 |
| 2022 | 23.7°C | 22.2°C | 20.7°C | 26.6°C | 19.1°C | 469 mm | 84% | 3.7 m/s | 4.3 |
| 2021 | 23.7°C | 22.2°C | 20.6°C | 26.4°C | 18.3°C | 424 mm | 82% | 3.7 m/s | 4.5 |
| 2020 | 23.8°C | 22.2°C | 20.6°C | 29.0°C | 18.1°C | 270 mm | 80% | 3.5 m/s | 4.9 |
| 2019 | 26.3°C | 23.8°C | 21.4°C | 31.3°C | 15.3°C | 114 mm | 77% | 3 m/s | 4.9 |
| 2018 | 25.0°C | 23.2°C | 21.5°C | 28.6°C | 20.0°C | 274 mm | 80% | 3.2 m/s | 5.1 |
| 2017 🌧️ | 24.5°C | 23.0°C | 21.6°C | 26.3°C | 18.8°C | 551 mm | 84% | 3.7 m/s | 4.3 |
| 2016 | 25.7°C | 23.5°C | 21.3°C | 28.6°C | 18.6°C | 63 mm | 76% | 3 m/s | 5.2 |
| 2015 | 24.8°C | 22.8°C | 20.8°C | 27.7°C | 17.6°C | 150 mm | 80% | 3.1 m/s | 5.4 |
| 2014 | 24.8°C | 22.8°C | 20.8°C | 31.1°C | 19.7°C | 194 mm | 78% | 2.6 m/s | 5 |
| 2013 | 23.7°C | 22.1°C | 20.6°C | 26.7°C | 18.4°C | 138 mm | 80% | 3.2 m/s | 4.8 |
| 2012 | 23.5°C | 21.9°C | 20.2°C | 27.6°C | 17.1°C | 114 mm | 79% | 3.3 m/s | 4.8 |
| 2011 | 25.1°C | 23.2°C | 21.3°C | 31.5°C | 19.3°C | 169 mm | 77% | 3 m/s | 4.7 |
| 2010 | 24.5°C | 22.8°C | 21.2°C | 26.8°C | 20.0°C | 185 mm | 78% | 3.4 m/s | 5 |
| 2009 | 24.1°C | 22.4°C | 20.7°C | 27.4°C | 17.9°C | 298 mm | 79% | 3 m/s | 5.2 |
| 2008 | 23.4°C | 21.3°C | 19.3°C | 25.6°C | 17.0°C | 43 mm | 77% | 2.6 m/s | 5.7 |
| 2007 | 25.1°C | 22.9°C | 20.6°C | 28.3°C | 16.9°C | 145 mm | 77% | 3.5 m/s | 5.3 |
| 2006 | 24.0°C | 22.3°C | 20.7°C | 26.4°C | 18.6°C | 227 mm | 81% | 3.3 m/s | 4.9 |
| 2005 | 24.7°C | 22.2°C | 19.8°C | 30.4°C | 17.3°C | 61 mm | 72% | 3.7 m/s | 5.5 |
| 2004 | 24.4°C | 22.7°C | 20.9°C | 29.6°C | 18.8°C | 222 mm | 80% | 3.2 m/s | 5 |
| 2003 | 23.0°C | 21.3°C | 19.5°C | 27.2°C | 16.6°C | 189 mm | 80% | 2.9 m/s | 5.3 |
| 2002 | 25.2°C | 23.0°C | 20.7°C | 32.7°C | 18.5°C | 182 mm | 75% | 3.6 m/s | 5.2 |
| 2001 | 24.1°C | 22.5°C | 20.9°C | 27.4°C | 18.4°C | 464 mm | 81% | 3.9 m/s | 5 |
| 2000 | 25.0°C | 23.1°C | 21.2°C | 27.5°C | 19.6°C | 160 mm | 82% | 3.2 m/s | 4.8 |
| 1999 | 24.8°C | 23.0°C | 21.2°C | 28.1°C | 18.7°C | 248 mm | 81% | 3 m/s | 4.8 |
| 1998 🔥 | 27.0°C | 24.3°C | 21.5°C | 32.0°C | 18.6°C | 87 mm | 74% | 3.4 m/s | 5.6 |
| 1997 | 24.5°C | 22.6°C | 20.6°C | 28.0°C | 18.3°C | 152 mm | 78% | 3 m/s | 5.5 |
| 1996 | 23.6°C | 21.8°C | 19.9°C | 27.5°C | 18.3°C | 145 mm | 77% | 3.2 m/s | 5.4 |
| 1995 | 23.6°C | 21.6°C | 19.7°C | 26.6°C | 16.9°C | 309 mm | 81% | 3.7 m/s | 5.3 |
| 1994 ❄️ | 22.4°C | 20.7°C | 19.1°C | 26.2°C | 14.5°C | 222 mm | 79% | 3.6 m/s | 4.6 |
| 1993 | 23.7°C | 21.5°C | 19.4°C | 27.0°C | 15.9°C | 128 mm | 76% | 3.6 m/s | 5.5 |
| 1992 | 23.5°C | 21.8°C | 20.1°C | 26.6°C | 18.3°C | 236 mm | 80% | 3 m/s | 5 |
| 1991 | 25.3°C | 22.6°C | 19.9°C | 29.1°C | 16.4°C | 33 mm | 70% | 3.2 m/s | 5.6 |
| 1990 | 23.6°C | 22.0°C | 20.4°C | 27.8°C | 18.0°C | 177 mm | 80% | 3.4 m/s | 4.8 |
| 1989 | 23.7°C | 22.1°C | 20.6°C | 27.2°C | 18.0°C | 266 mm | 83% | 3.6 m/s | 4.5 |
| 1988 | 23.2°C | 21.3°C | 19.5°C | 30.1°C | 16.5°C | 250 mm | 74% | 3.2 m/s | 5.2 |
| 1987 | 23.4°C | 21.6°C | 19.8°C | 27.7°C | 15.9°C | 276 mm | 78% | 3.5 m/s | 5 |
| 1986 | 24.5°C | 21.9°C | 19.3°C | 28.1°C | 15.7°C | 64 mm | 75% | 3.1 m/s | 5.7 |
| 1985 | 23.1°C | 21.5°C | 19.8°C | 28.7°C | 18.3°C | 163 mm | 80% | 2.9 m/s | 5.1 |
| 1984 | 23.0°C | 20.9°C | 18.9°C | 27.2°C | 15.1°C | 126 mm | 78% | 2.8 m/s | 5.1 |
| 1983 | 24.9°C | 22.8°C | 20.7°C | 29.1°C | 18.7°C | 218 mm | 78% | 3 m/s | — |
| 1982 | 24.3°C | 22.6°C | 20.9°C | 26.2°C | 18.1°C | 214 mm | 82% | 3 m/s | — |
| 1981 | 25.3°C | 22.8°C | 20.2°C | 28.0°C | 18.9°C | 80 mm | 72% | 3.1 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 24.3°C with lows near 20.5°C (mean 22.4°C), based on 45 years of NASA POWER data.
March averages 200 mm of rainfall in Coffs Harbour, a relatively wet time of year. The wettest on record was 551 mm in 2017.
The hottest March reached 32.7°C in 2002. The coldest dipped to 14.5°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 0.8°C. Daytime highs moved from 24.1°C to 24.6°C and overnight lows from 20.1°C to 21.2°C over the same span.
March is one of the warmer months of the year in Coffs Harbour and a relatively wet time of year, so plan for around 24.3°C daytime highs and 20.5°C at night.
Not quite — March is the 9th coolest month in Coffs Harbour, averaging 22.4°C.
For March in Coffs Harbour, pack light layers you can adjust through the day, with typical highs of 24.3°C and lows of 20.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 79% — quite humid.
Average wind speed in March is 3.2 m/s. The windiest March on record averaged 3.9 m/s (2001).
The wettest March on record was 2017 with 551 mm. On average, March sees 200 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 Coffs Harbour 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.
