March is one of the cooler months of the year in Milton, with average highs near 20°C and lows around 11.9°C (mean 16°C). It is about average for rainfall, averaging 131 mm of rainfall and 82% relative humidity across the period.
March is one of the cooler months of the year in Milton. Across 45 years of records, the warmest March in Milton was 2020 — when the month averaged 19.9°C — while the coldest was 2010 at 12.9°C. Typical March days reach 20°C with nights near 11.9°C. The long-term trend is warming, about 0.5°C per decade.
March is about average for rainfall in Milton, averaging 131 mm of rainfall. The wettest March on record was 1990 with 260 mm, while the driest was 2006 at 15 mm.
Relative humidity in Milton during March averages 82%. The most humid March was 2016 at 87%, and the least humid was 2006 at 74%.
March receives about 4.9 kWh/m²/day of solar energy in Milton. The sunniest March was 2004 at 5.8 kWh/m²/day, and the cloudiest was 1995 at 4.3.
Average wind speed in Milton during March is 3.1 m/s. The windiest March was 1991 at 3.6 m/s, while the calmest was 2007 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.1°C | 15.4°C | 16.1°C | 16.0°C | 17.7°C | +2.6°C |
| Avg High | 19.2°C | 19.4°C | 20.3°C | 20.0°C | 21.7°C | +2.5°C |
| Avg Low | 11.1°C | 11.4°C | 11.9°C | 12.0°C | 13.6°C | +2.5°C |
| Avg Rain | 140 mm | 167 mm | 125 mm | 108 mm | 109 mm | -31 mm |
March temperatures in Milton have risen by about 2°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -2.7°C (1996) to a record high of 27.2°C (2020).
Rainfall in March is about average for rainfall, averaging 131 mm, with a wettest year of 260 mm.
A good time to visit Milton
March is a good time to visit Milton, with days averaging 20°C and nights around 11.9°C (mean 16°C, cooler than Milton's yearly average) and higher rainfall. October and May 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 | 21.5°C | 17.0°C | 12.6°C | 26.5°C | 5.7°C | 125 mm | 80% | 3.2 m/s | 5.2 |
| 2024 | 21.0°C | 17.2°C | 13.3°C | 24.1°C | 4.3°C | 132 mm | 84% | 2.9 m/s | 4.4 |
| 2023 | 21.8°C | 17.8°C | 13.9°C | 25.9°C | 1.5°C | 95 mm | 82% | 3.3 m/s | 4.7 |
| 2022 | 21.5°C | 16.8°C | 12.2°C | 23.9°C | 1.1°C | 140 mm | 82% | 3.2 m/s | 5.4 |
| 2021 | 21.1°C | 17.3°C | 13.4°C | 25.1°C | 7.2°C | 127 mm | 84% | 3.1 m/s | 4.6 |
| 2020 🔥 | 23.4°C | 19.9°C | 16.4°C | 27.2°C | 5.8°C | 37 mm | 86% | 2.8 m/s | 4.8 |
| 2019 | 19.3°C | 15.2°C | 11.1°C | 23.8°C | 0.4°C | 77 mm | 82% | 3.1 m/s | 4.9 |
| 2018 | 20.0°C | 15.8°C | 11.7°C | 24.7°C | 4.9°C | 66 mm | 79% | 3.4 m/s | 5.1 |
| 2017 | 20.7°C | 16.9°C | 13.2°C | 25.9°C | 2.9°C | 72 mm | 82% | 3.2 m/s | 5.2 |
| 2016 | 20.8°C | 17.5°C | 14.2°C | 24.2°C | 4.2°C | 209 mm | 87% | 3.1 m/s | 4.4 |
| 2015 | 21.8°C | 17.9°C | 13.9°C | 25.3°C | 0.8°C | 94 mm | 86% | 2.8 m/s | 4.5 |
| 2014 | 18.4°C | 14.1°C | 9.7°C | 22.5°C | 2.2°C | 198 mm | 84% | 2.9 m/s | 4.5 |
| 2013 | 17.6°C | 13.0°C | 8.4°C | 23.3°C | 0.7°C | 44 mm | 77% | 3.4 m/s | 5.5 |
| 2012 | 22.9°C | 19.3°C | 15.7°C | 25.7°C | 7.5°C | 116 mm | 86% | 2.8 m/s | 4.9 |
| 2011 | 21.2°C | 17.1°C | 12.9°C | 26.9°C | 4.2°C | 106 mm | 83% | 3 m/s | 5.2 |
| 2010 ❄️ | 17.2°C | 12.9°C | 8.7°C | 23.2°C | 2.0°C | 103 mm | 82% | 3.2 m/s | 5.3 |
| 2009 | 20.4°C | 16.5°C | 12.6°C | 23.5°C | 0.9°C | 237 mm | 82% | 3.2 m/s | 4.8 |
| 2008 | 19.2°C | 14.8°C | 10.5°C | 23.0°C | 3.3°C | 68 mm | 82% | 3.4 m/s | 5.4 |
| 2007 | 21.3°C | 17.0°C | 12.7°C | 26.4°C | 2.1°C | 34 mm | 78% | 2.6 m/s | 5.5 |
| 2006 | 20.9°C | 16.4°C | 11.9°C | 25.2°C | 4.8°C | 15 mm | 74% | 3.2 m/s | 5.6 |
| 2005 | 19.1°C | 15.0°C | 10.8°C | 25.2°C | 2.5°C | 253 mm | 83% | 3.1 m/s | 4.6 |
| 2004 | 20.9°C | 16.6°C | 12.3°C | 25.0°C | 5.5°C | 17 mm | 82% | 2.9 m/s | 5.8 |
| 2003 | 20.3°C | 16.8°C | 13.2°C | 24.5°C | 3.9°C | 148 mm | 86% | 2.7 m/s | 4.6 |
| 2002 | 20.1°C | 15.4°C | 10.7°C | 24.6°C | -0.3°C | 140 mm | 81% | 3.1 m/s | 4.9 |
| 2001 | 18.3°C | 14.5°C | 10.7°C | 22.7°C | 4.9°C | 227 mm | 81% | 3.5 m/s | 4.7 |
| 2000 | 22.4°C | 17.8°C | 13.1°C | 26.2°C | 5.2°C | 110 mm | 79% | 2.9 m/s | 5.2 |
| 1999 | 19.3°C | 14.8°C | 10.4°C | 22.6°C | 3.8°C | 132 mm | 79% | 3.3 m/s | 5.2 |
| 1998 | 17.8°C | 13.9°C | 10.0°C | 23.6°C | -0.8°C | 217 mm | 84% | 3.5 m/s | 5.1 |
| 1997 | 21.8°C | 18.2°C | 14.6°C | 24.7°C | 6.6°C | 82 mm | 85% | 2.8 m/s | 4.8 |
| 1996 | 17.5°C | 13.3°C | 9.1°C | 22.3°C | -2.7°C | 182 mm | 83% | 3.5 m/s | 4.8 |
| 1995 | 20.0°C | 16.4°C | 12.8°C | 25.0°C | 1.7°C | 145 mm | 86% | 3.4 m/s | 4.3 |
| 1994 | 20.0°C | 15.6°C | 11.3°C | 24.5°C | 4.2°C | 151 mm | 83% | 3.3 m/s | 5 |
| 1993 | 17.6°C | 13.7°C | 9.7°C | 23.6°C | -1.8°C | 184 mm | 84% | 3.4 m/s | 4.8 |
| 1992 | 19.4°C | 15.2°C | 11.0°C | 23.6°C | 2.8°C | 104 mm | 82% | 3.1 m/s | 5 |
| 1991 | 20.0°C | 16.2°C | 12.3°C | 24.4°C | 5.0°C | 212 mm | 84% | 3.6 m/s | 4.7 |
| 1990 🌧️ | 20.4°C | 16.4°C | 12.5°C | 23.9°C | 3.8°C | 260 mm | 83% | 2.8 m/s | 5 |
| 1989 | 20.1°C | 16.3°C | 12.5°C | 24.6°C | 2.0°C | 165 mm | 86% | 3.1 m/s | 4.6 |
| 1988 | 18.3°C | 14.3°C | 10.2°C | 22.5°C | 1.3°C | 165 mm | 84% | 3.2 m/s | 4.8 |
| 1987 | 18.7°C | 14.8°C | 11.0°C | 23.2°C | 2.7°C | 127 mm | 84% | 3.3 m/s | 5 |
| 1986 | 19.3°C | 15.0°C | 10.7°C | 23.7°C | 0.2°C | 132 mm | 79% | 2.9 m/s | 5.1 |
| 1985 | 21.2°C | 17.3°C | 13.4°C | 23.8°C | 6.6°C | 106 mm | 83% | 3 m/s | 4.9 |
| 1984 | 18.9°C | 14.5°C | 10.1°C | 23.4°C | 0.2°C | 139 mm | 82% | 3 m/s | 4.8 |
| 1983 | 17.1°C | 13.1°C | 9.1°C | 24.2°C | 0.7°C | 192 mm | 83% | 3.3 m/s | — |
| 1982 | 20.2°C | 16.6°C | 13.0°C | 26.7°C | 2.1°C | 111 mm | 86% | 2.7 m/s | — |
| 1981 | 18.9°C | 14.4°C | 9.9°C | 25.2°C | 5.4°C | 122 mm | 75% | 3.2 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 11.9°C (mean 16°C), based on 45 years of NASA POWER data.
March averages 131 mm of rainfall in Milton, about average for rainfall. The wettest on record was 260 mm in 1990.
The hottest March reached 27.2°C in 2020. The coldest dipped to -2.7°C in 1996.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 2°C. Daytime highs moved from 19.3°C to 21.4°C and overnight lows from 11.1°C to 13.1°C over the same span.
March is one of the cooler months of the year in Milton and about average for rainfall, so plan for around 20°C daytime highs and 11.9°C at night.
Not quite — March is the 4th coolest month in Milton, averaging 16°C.
For March in Milton, pack light layers you can adjust through the day, with typical highs of 20°C and lows of 11.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 82% — quite humid.
Average wind speed in March is 3.1 m/s. The windiest March on record averaged 3.6 m/s (1991).
The wettest March on record was 1990 with 260 mm. On average, March sees 131 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 Milton 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.
