March is one of the warmer months of the year in Devonport, with average highs near 18.9°C and lows around 14.3°C (mean 16.6°C). It is one of the drier months, averaging 56 mm of rainfall and 76% relative humidity across the period.
March is one of the warmer months of the year in Devonport. Across 45 years of records, the warmest March in Devonport was 2013 — when the month averaged 18.2°C — while the coldest was 1987 at 14.3°C. Typical March days reach 18.9°C with nights near 14.3°C. The long-term trend is warming, about 0.3°C per decade.
March is one of the drier months in Devonport, averaging 56 mm of rainfall. The wettest March on record was 2020 with 189 mm, while the driest was 1994 at 7 mm.
Relative humidity in Devonport during March averages 76%. The most humid March was 1996 at 80%, and the least humid was 2007 at 73%.
March receives about 4.5 kWh/m²/day of solar energy in Devonport. The sunniest Marchs were 1988 and 2024 at 5 kWh/m²/day, and the cloudiest were 2014 and 2020 at 4.1.
Average wind speed in Devonport during March is 3.7 m/s. The windiest March was 1995 at 4.5 m/s, while the calmest was 1994 at 3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.3°C | 16.0°C | 16.7°C | 17.1°C | 17.0°C | +0.7°C |
| Avg High | 18.7°C | 18.4°C | 19.0°C | 19.3°C | 19.2°C | +0.5°C |
| Avg Low | 13.9°C | 13.7°C | 14.3°C | 15.0°C | 14.9°C | +1°C |
| Avg Rain | 58 mm | 38 mm | 41 mm | 75 mm | 74 mm | +16 mm |
March temperatures in Devonport have risen by about 1°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 8.9°C (1995) to a record high of 26.1°C (1985).
Rainfall in March is one of the drier months, averaging 56 mm, with a wettest year of 189 mm.
One of the best times to visit Devonport
March is one of the best times to visit Devonport. Expect days averaging 18.9°C and nights around 14.3°C (mean 16.6°C) — warmer than Devonport's yearly average — with moderate rainfall (56 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 | 20.6°C | 18.0°C | 15.4°C | 24.1°C | 12.2°C | 25 mm | 74% | 3.6 m/s | 4.7 |
| 2024 | 19.8°C | 17.6°C | 15.4°C | 23.1°C | 11.2°C | 19 mm | 74% | 3.7 m/s | 5 |
| 2023 | 18.5°C | 16.3°C | 14.1°C | 20.7°C | 11.4°C | 84 mm | 76% | 4.2 m/s | 4.5 |
| 2022 | 20.2°C | 18.1°C | 16.1°C | 22.4°C | 12.5°C | 41 mm | 76% | 3.7 m/s | 4.4 |
| 2021 | 18.5°C | 16.3°C | 14.1°C | 20.2°C | 11.3°C | 88 mm | 76% | 4.3 m/s | 4.4 |
| 2020 🌧️ | 17.7°C | 15.8°C | 14.0°C | 20.3°C | 11.2°C | 189 mm | 79% | 3.3 m/s | 4.1 |
| 2019 | 19.1°C | 17.0°C | 14.9°C | 22.9°C | 11.3°C | 33 mm | 77% | 3.9 m/s | 4.5 |
| 2018 | 19.3°C | 17.1°C | 15.0°C | 23.1°C | 11.8°C | 85 mm | 75% | 4.4 m/s | 4.5 |
| 2017 | 19.8°C | 17.8°C | 15.7°C | 23.5°C | 11.5°C | 50 mm | 80% | 3.4 m/s | 4.6 |
| 2016 | 19.8°C | 17.6°C | 15.3°C | 23.2°C | 12.4°C | 49 mm | 76% | 3.3 m/s | 4.3 |
| 2015 | 17.7°C | 15.5°C | 13.4°C | 19.5°C | 10.2°C | 90 mm | 75% | 4.4 m/s | 4.3 |
| 2014 | 19.4°C | 17.4°C | 15.4°C | 23.2°C | 12.6°C | 60 mm | 77% | 3.4 m/s | 4.1 |
| 2013 🔥 | 20.2°C | 18.2°C | 16.1°C | 24.4°C | 11.9°C | 83 mm | 77% | 3.8 m/s | 4.6 |
| 2012 | 18.9°C | 16.6°C | 14.4°C | 21.5°C | 10.4°C | 90 mm | 76% | 4.2 m/s | 4.3 |
| 2011 | 18.1°C | 15.9°C | 13.6°C | 21.3°C | 9.4°C | 124 mm | 77% | 4.1 m/s | 4.4 |
| 2010 | 20.2°C | 17.9°C | 15.7°C | 24.1°C | 10.7°C | 84 mm | 77% | 3.6 m/s | 4.7 |
| 2009 | 18.8°C | 16.6°C | 14.3°C | 24.0°C | 10.8°C | 74 mm | 78% | 3.9 m/s | 4.2 |
| 2008 | 19.1°C | 16.8°C | 14.5°C | 23.5°C | 10.6°C | 44 mm | 76% | 3.5 m/s | 4.5 |
| 2007 | 19.5°C | 17.1°C | 14.6°C | 24.0°C | 11.7°C | 46 mm | 73% | 3.7 m/s | 4.8 |
| 2006 | 18.8°C | 16.6°C | 14.5°C | 22.1°C | 10.9°C | 47 mm | 76% | 3.5 m/s | 4.7 |
| 2005 | 18.4°C | 15.9°C | 13.4°C | 21.1°C | 9.9°C | 17 mm | 73% | 3.5 m/s | 4.5 |
| 2004 | 18.4°C | 15.9°C | 13.4°C | 20.8°C | 10.7°C | 20 mm | 76% | 3.4 m/s | 4.6 |
| 2003 | 19.1°C | 16.8°C | 14.5°C | 22.1°C | 11.1°C | 59 mm | 74% | 3.3 m/s | 4.5 |
| 2002 | 18.9°C | 16.3°C | 13.8°C | 23.4°C | 11.4°C | 9 mm | 74% | 3.5 m/s | 4.9 |
| 2001 | 19.7°C | 17.4°C | 15.1°C | 23.7°C | 11.8°C | 58 mm | 76% | 3.7 m/s | 4.2 |
| 2000 | 19.4°C | 17.1°C | 14.8°C | 23.6°C | 11.4°C | 32 mm | 73% | 4 m/s | 4.6 |
| 1999 | 18.6°C | 16.5°C | 14.5°C | 21.6°C | 10.4°C | 51 mm | 76% | 3.8 m/s | 4.5 |
| 1998 | 17.9°C | 15.5°C | 13.2°C | 21.3°C | 10.8°C | 22 mm | 76% | 3.8 m/s | 4.8 |
| 1997 | 18.1°C | 15.6°C | 13.1°C | 22.0°C | 9.6°C | 34 mm | 75% | 3.9 m/s | 4.3 |
| 1996 | 17.9°C | 15.8°C | 13.7°C | 21.0°C | 10.0°C | 80 mm | 80% | 3.6 m/s | 4.2 |
| 1995 | 18.0°C | 15.7°C | 13.4°C | 22.1°C | 8.9°C | 33 mm | 75% | 4.5 m/s | 4.6 |
| 1994 | 18.0°C | 15.6°C | 13.3°C | 20.3°C | 9.8°C | 7 mm | 77% | 3 m/s | 4.8 |
| 1993 | 18.5°C | 16.4°C | 14.2°C | 22.3°C | 11.0°C | 27 mm | 78% | 3.3 m/s | 4.3 |
| 1992 | 19.2°C | 16.8°C | 14.3°C | 24.4°C | 10.4°C | 20 mm | 76% | 3.5 m/s | 4.5 |
| 1991 | 18.0°C | 15.3°C | 12.6°C | 23.0°C | 9.4°C | 60 mm | 74% | 3.7 m/s | 4.6 |
| 1990 | 19.4°C | 17.0°C | 14.7°C | 22.8°C | 11.3°C | 43 mm | 75% | 3.2 m/s | 4.9 |
| 1989 | 20.1°C | 17.6°C | 15.2°C | 24.2°C | 11.0°C | 70 mm | 75% | 3.3 m/s | 4.4 |
| 1988 | 19.3°C | 17.0°C | 14.7°C | 23.5°C | 10.8°C | 12 mm | 75% | 3.2 m/s | 5 |
| 1987 ❄️ | 16.6°C | 14.3°C | 12.0°C | 20.3°C | 9.5°C | 54 mm | 75% | 3.6 m/s | 4.5 |
| 1986 | 18.8°C | 16.1°C | 13.4°C | 21.3°C | 11.0°C | 26 mm | 76% | 3.3 m/s | 4.7 |
| 1985 | 19.1°C | 16.9°C | 14.6°C | 26.1°C | 10.5°C | 69 mm | 80% | 3.3 m/s | 4.3 |
| 1984 | 17.7°C | 15.3°C | 13.0°C | 21.1°C | 10.6°C | 106 mm | 75% | 4 m/s | 4.2 |
| 1983 | 19.0°C | 16.5°C | 14.0°C | 21.8°C | 10.6°C | 81 mm | 74% | 3.6 m/s | — |
| 1982 | 19.3°C | 16.7°C | 14.2°C | 23.5°C | 10.9°C | 17 mm | 76% | 3.1 m/s | — |
| 1981 | 18.5°C | 16.3°C | 14.1°C | 22.2°C | 11.7°C | 88 mm | 76% | 4 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 18.9°C with lows near 14.3°C (mean 16.6°C), based on 45 years of NASA POWER data.
March averages 56 mm of rainfall in Devonport, one of the drier months. The wettest on record was 189 mm in 2020.
The hottest March reached 26.1°C in 1985. The coldest dipped to 8.9°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1°C. Daytime highs moved from 18.7°C to 19.5°C and overnight lows from 14°C to 15°C over the same span.
March is one of the warmer months of the year in Devonport and one of the drier months, so plan for around 18.9°C daytime highs and 14.3°C at night.
Not quite — March is the 10th coolest month in Devonport, averaging 16.6°C.
For March in Devonport, pack light layers you can adjust through the day, with typical highs of 18.9°C and lows of 14.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 76% — quite humid.
Average wind speed in March is 3.7 m/s. The windiest March on record averaged 4.5 m/s (1995).
The wettest March on record was 2020 with 189 mm. On average, March sees 56 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 Devonport 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.
