March is one of the warmer months of the year in Warrnambool, with average highs near 20°C and lows around 14.7°C (mean 17.4°C). It is one of the drier months, averaging 45 mm of rainfall and 73% relative humidity across the period.
March is one of the warmer months of the year in Warrnambool. Across 45 years of records, the warmest March in Warrnambool was 2013 — when the month averaged 19.7°C — while the coldest was 1987 at 15.6°C. Typical March days reach 20°C with nights near 14.7°C. The long-term March temperature trend is broadly flat.
March is one of the drier months in Warrnambool, averaging 45 mm of rainfall. The wettest March on record was 1983 with 114 mm, while the driest was 2024 at 6 mm.
Relative humidity in Warrnambool during March averages 73%. The most humid March was 2021 at 79%, and the least humid was 2013 at 66%.
March receives about 4.7 kWh/m²/day of solar energy in Warrnambool. The sunniest March was 2024 at 5.3 kWh/m²/day, and the cloudiest were 2011, 2020 and 2023, among others at 4.3.
Average wind speed in Warrnambool during March is 4.8 m/s. The windiest March was 1987 at 5.6 m/s, while the calmest were 1992 and 1994 at 4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 17.4°C | 16.9°C | 17.3°C | 17.8°C | 17.5°C | +0.1°C |
| Avg High | 20.3°C | 19.5°C | 20.0°C | 20.5°C | 19.9°C | -0.4°C |
| Avg Low | 14.5°C | 14.3°C | 14.5°C | 15.2°C | 15.0°C | +0.5°C |
| Avg Rain | 55 mm | 39 mm | 40 mm | 49 mm | 38 mm | -17 mm |
March temperatures in Warrnambool have stayed relatively stable across the record.
March has ranged from a record low of 10.3°C (1987) to a record high of 34.2°C (1986).
Rainfall in March is one of the drier months, averaging 45 mm, with a wettest year of 114 mm.
One of the best times to visit Warrnambool
March is one of the best times to visit Warrnambool. Expect days averaging 20°C and nights around 14.7°C (mean 17.4°C) — warmer than Warrnambool's yearly average — with moderate rainfall (45 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 | 21.9°C | 18.9°C | 15.9°C | 31.1°C | 13.8°C | 28 mm | 71% | 4.3 m/s | 5 |
| 2024 | 21.1°C | 18.2°C | 15.3°C | 33.2°C | 13.2°C | 6 mm | 70% | 4.5 m/s | 5.3 |
| 2023 | 18.5°C | 16.5°C | 14.5°C | 24.1°C | 12.3°C | 64 mm | 78% | 5.1 m/s | 4.3 |
| 2022 | 20.0°C | 17.8°C | 15.5°C | 25.7°C | 12.7°C | 51 mm | 78% | 4.3 m/s | 4.5 |
| 2021 | 18.7°C | 16.5°C | 14.4°C | 26.1°C | 12.1°C | 40 mm | 79% | 4.5 m/s | 4.5 |
| 2020 | 19.4°C | 16.9°C | 14.3°C | 26.9°C | 12.4°C | 38 mm | 74% | 4.9 m/s | 4.3 |
| 2019 | 20.6°C | 17.9°C | 15.2°C | 33.8°C | 12.1°C | 36 mm | 71% | 4.8 m/s | 4.7 |
| 2018 | 20.9°C | 18.1°C | 15.3°C | 29.8°C | 12.2°C | 27 mm | 69% | 5.3 m/s | 4.9 |
| 2017 | 22.2°C | 19.1°C | 16.1°C | 30.0°C | 12.7°C | 65 mm | 75% | 4.8 m/s | 4.9 |
| 2016 | 20.4°C | 18.0°C | 15.5°C | 31.0°C | 13.3°C | 51 mm | 76% | 4.5 m/s | 4.4 |
| 2015 | 18.6°C | 16.3°C | 13.9°C | 24.8°C | 12.0°C | 41 mm | 72% | 5.2 m/s | 4.6 |
| 2014 | 20.2°C | 17.6°C | 14.9°C | 29.6°C | 12.5°C | 50 mm | 74% | 4.5 m/s | 4.6 |
| 2013 🔥 | 23.0°C | 19.7°C | 16.5°C | 32.0°C | 13.6°C | 31 mm | 66% | 5.2 m/s | 4.8 |
| 2012 | 19.9°C | 17.3°C | 14.8°C | 26.9°C | 12.7°C | 70 mm | 71% | 5.2 m/s | 4.9 |
| 2011 | 18.7°C | 16.4°C | 14.1°C | 27.1°C | 12.0°C | 64 mm | 78% | 4.7 m/s | 4.3 |
| 2010 | 20.4°C | 17.8°C | 15.3°C | 27.7°C | 13.3°C | 54 mm | 77% | 4.3 m/s | 4.5 |
| 2009 | 19.4°C | 16.9°C | 14.3°C | 28.2°C | 12.4°C | 51 mm | 75% | 4.8 m/s | 4.5 |
| 2008 | 21.4°C | 18.0°C | 14.6°C | 32.3°C | 12.3°C | 48 mm | 70% | 4.5 m/s | 5 |
| 2007 | 20.4°C | 17.6°C | 14.7°C | 28.9°C | 12.7°C | 37 mm | 72% | 5.1 m/s | 5 |
| 2006 | 21.2°C | 18.2°C | 15.2°C | 31.3°C | 13.1°C | 26 mm | 73% | 4.3 m/s | 5.2 |
| 2005 | 18.7°C | 16.3°C | 14.0°C | 27.1°C | 12.1°C | 20 mm | 75% | 4.6 m/s | 4.4 |
| 2004 | 19.0°C | 16.5°C | 14.0°C | 30.3°C | 12.0°C | 60 mm | 73% | 4.6 m/s | 4.7 |
| 2003 | 18.8°C | 16.6°C | 14.4°C | 27.5°C | 12.7°C | 52 mm | 77% | 5.1 m/s | 4.5 |
| 2002 | 19.4°C | 16.9°C | 14.3°C | 28.2°C | 12.2°C | 17 mm | 75% | 4.9 m/s | 4.7 |
| 2001 | 20.4°C | 17.7°C | 14.9°C | 31.0°C | 12.5°C | 61 mm | 70% | 5.2 m/s | 4.5 |
| 2000 | 21.2°C | 18.1°C | 15.0°C | 30.8°C | 12.6°C | 31 mm | 72% | 4.8 m/s | 4.8 |
| 1999 | 19.2°C | 16.9°C | 14.5°C | 28.0°C | 11.3°C | 54 mm | 74% | 4.8 m/s | 4.4 |
| 1998 | 20.1°C | 17.3°C | 14.5°C | 32.3°C | 12.6°C | 24 mm | 73% | 5.1 m/s | 4.8 |
| 1997 | 18.6°C | 16.3°C | 14.0°C | 26.8°C | 12.0°C | 39 mm | 74% | 5.1 m/s | 4.5 |
| 1996 | 19.9°C | 16.9°C | 13.9°C | 28.7°C | 11.6°C | 45 mm | 73% | 4.9 m/s | 4.7 |
| 1995 | 18.8°C | 16.5°C | 14.3°C | 28.8°C | 10.4°C | 58 mm | 72% | 5.5 m/s | 4.9 |
| 1994 | 19.8°C | 16.9°C | 14.0°C | 27.0°C | 11.8°C | 7 mm | 72% | 4 m/s | 4.7 |
| 1993 | 19.2°C | 16.8°C | 14.5°C | 26.2°C | 12.6°C | 19 mm | 78% | 4.6 m/s | 4.5 |
| 1992 | 20.2°C | 17.5°C | 14.8°C | 30.3°C | 12.5°C | 38 mm | 76% | 4 m/s | 4.5 |
| 1991 | 18.8°C | 16.1°C | 13.4°C | 28.0°C | 11.3°C | 61 mm | 73% | 4.8 m/s | 5 |
| 1990 | 20.6°C | 17.7°C | 14.8°C | 28.9°C | 11.4°C | 42 mm | 72% | 4.6 m/s | 5 |
| 1989 | 20.4°C | 18.1°C | 15.8°C | 33.3°C | 12.9°C | 55 mm | 75% | 4.6 m/s | 4.3 |
| 1988 | 21.3°C | 18.1°C | 15.0°C | 29.8°C | 12.7°C | 34 mm | 71% | 4.5 m/s | 4.8 |
| 1987 ❄️ | 18.3°C | 15.6°C | 12.8°C | 28.7°C | 10.3°C | 46 mm | 71% | 5.6 m/s | 4.8 |
| 1986 | 21.1°C | 17.6°C | 14.2°C | 34.2°C | 12.4°C | 12 mm | 70% | 4.7 m/s | 4.9 |
| 1985 | 21.2°C | 18.1°C | 14.9°C | 29.6°C | 13.2°C | 49 mm | 74% | 4.7 m/s | 4.3 |
| 1984 | 19.6°C | 16.7°C | 13.7°C | 30.0°C | 10.8°C | 110 mm | 71% | 5.5 m/s | 4.6 |
| 1983 🌧️ | 19.9°C | 17.4°C | 15.0°C | 29.8°C | 11.2°C | 114 mm | 76% | 5 m/s | — |
| 1982 | 21.5°C | 18.2°C | 15.0°C | 30.5°C | 12.5°C | 42 mm | 71% | 4.6 m/s | — |
| 1981 | 19.2°C | 16.8°C | 14.4°C | 27.0°C | 12.7°C | 36 mm | 71% | 5.2 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 20°C with lows near 14.7°C (mean 17.4°C), based on 45 years of NASA POWER data.
March averages 45 mm of rainfall in Warrnambool, one of the drier months. The wettest on record was 114 mm in 1983.
The hottest March reached 34.2°C in 1986. The coldest dipped to 10.3°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 0.2°C — but days and nights have moved in opposite directions. Overnight lows rose from 14.6°C to 15.1°C while daytime highs eased from 20.3°C to 20°C, narrowing the gap between day and night.
March is one of the warmer months of the year in Warrnambool and one of the drier months, so plan for around 20°C daytime highs and 14.7°C at night.
Not quite — March is the 10th coolest month in Warrnambool, averaging 17.4°C.
For March in Warrnambool, pack light layers you can adjust through the day, with typical highs of 20°C and lows of 14.7°C.
Relative humidity in March averages 73% — moderately humid.
Average wind speed in March is 4.8 m/s. The windiest March on record averaged 5.6 m/s (1987).
The wettest March on record was 1983 with 114 mm. On average, March sees 45 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 Warrnambool 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.
