March is one of the cooler months of the year in Lilburn, with average highs near 17°C and lows around 4.8°C (mean 10.9°C). It is a relatively wet time of year, averaging 123 mm of rainfall and 81% relative humidity across the period.
March is one of the cooler months of the year in Lilburn. Across 45 years of records, the warmest March in Lilburn was 2012 — when the month averaged 15.9°C — while the coldest was 2013 at 7.4°C. Typical March days reach 17°C with nights near 4.8°C. The long-term trend is warming, about 0.5°C per decade.
March is a relatively wet time of year in Lilburn, averaging 123 mm of rainfall. The wettest March on record was 1990 with 233 mm, while the driest was 2004 at 38 mm.
Relative humidity in Lilburn during March averages 81%. The most humid March was 2020 at 88%, and the least humid was 1986 at 75%.
March receives about 4.4 kWh/m²/day of solar energy in Lilburn. The sunniest Marchs were 1986 and 2004 at 5.1 kWh/m²/day, and the cloudiest was 2020 at 3.6.
Average wind speed in Lilburn during March is 1.3 m/s. The windiest Marchs were 1983, 1996 and 1998 at 1.5 m/s, while the calmest were 2007 and 2020 at 1.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 10.2°C | 10.1°C | 11.3°C | 11.0°C | 12.5°C | +2.3°C |
| Avg High | 16.4°C | 16.1°C | 17.5°C | 16.9°C | 18.6°C | +2.2°C |
| Avg Low | 4.0°C | 4.2°C | 5.1°C | 5.0°C | 6.3°C | +2.3°C |
| Avg Rain | 97 mm | 146 mm | 126 mm | 107 mm | 143 mm | +46 mm |
March temperatures in Lilburn have risen by about 2.2°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -15.2°C (1993) to a record high of 28.5°C (2007).
Rainfall in March is a relatively wet time of year, averaging 123 mm, with a wettest year of 233 mm.
A quieter season to visit Lilburn
If your dates are flexible, the more temperate months of September and May tend to be the most comfortable for visiting Lilburn. That said, March — with days averaging 17°C and nights around 4.8°C (mean 10.9°C) and higher rainfall (123 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 18.8°C | 11.9°C | 5.0°C | 23.7°C | -1.8°C | 91 mm | 76% | 1.4 m/s | 4.9 |
| 2024 | 18.5°C | 12.4°C | 6.3°C | 24.5°C | -3.5°C | 163 mm | 81% | 1.3 m/s | 4.3 |
| 2023 | 17.8°C | 11.6°C | 5.4°C | 24.9°C | -5.2°C | 148 mm | 79% | 1.2 m/s | 4.7 |
| 2022 | 18.5°C | 11.9°C | 5.3°C | 24.8°C | -6.8°C | 146 mm | 78% | 1.4 m/s | 4.9 |
| 2021 | 18.7°C | 12.6°C | 6.6°C | 26.1°C | -2.4°C | 159 mm | 81% | 1.2 m/s | 4 |
| 2020 | 19.5°C | 14.3°C | 9.0°C | 27.0°C | -2.1°C | 153 mm | 88% | 1.1 m/s | 3.6 |
| 2019 | 16.3°C | 10.4°C | 4.4°C | 22.1°C | -4.8°C | 80 mm | 79% | 1.2 m/s | 4.6 |
| 2018 | 15.8°C | 9.6°C | 3.4°C | 23.1°C | -4.5°C | 115 mm | 79% | 1.4 m/s | 4.3 |
| 2017 | 17.8°C | 11.6°C | 5.4°C | 26.4°C | -5.8°C | 91 mm | 76% | 1.3 m/s | 4.8 |
| 2016 | 19.2°C | 13.3°C | 7.3°C | 25.9°C | -0.1°C | 79 mm | 82% | 1.2 m/s | 4.7 |
| 2015 | 18.1°C | 12.2°C | 6.3°C | 23.8°C | -5.5°C | 76 mm | 81% | 1.2 m/s | 3.8 |
| 2014 | 15.6°C | 9.1°C | 2.5°C | 23.6°C | -5.1°C | 92 mm | 80% | 1.3 m/s | 4.5 |
| 2013 ❄️ | 13.4°C | 7.4°C | 1.4°C | 21.0°C | -4.7°C | 121 mm | 80% | 1.4 m/s | 4.5 |
| 2012 🔥 | 21.4°C | 15.9°C | 10.4°C | 26.9°C | -1.7°C | 106 mm | 82% | 1.2 m/s | 4.6 |
| 2011 | 17.6°C | 11.8°C | 6.1°C | 26.1°C | -1.1°C | 198 mm | 83% | 1.3 m/s | 4.1 |
| 2010 | 14.2°C | 8.7°C | 3.2°C | 22.2°C | -3.6°C | 114 mm | 84% | 1.3 m/s | 4 |
| 2009 | 16.8°C | 11.1°C | 5.5°C | 24.7°C | -7.5°C | 174 mm | 83% | 1.2 m/s | 4 |
| 2008 | 17.4°C | 10.5°C | 3.6°C | 22.1°C | -4.4°C | 126 mm | 79% | 1.4 m/s | 4.7 |
| 2007 | 20.0°C | 13.6°C | 7.2°C | 28.5°C | -4.2°C | 62 mm | 77% | 1.1 m/s | 4.9 |
| 2006 | 17.3°C | 10.8°C | 4.3°C | 25.7°C | -2.9°C | 75 mm | 77% | 1.3 m/s | 4.8 |
| 2005 | 15.5°C | 9.5°C | 3.6°C | 25.0°C | -5.0°C | 170 mm | 81% | 1.4 m/s | 4.3 |
| 2004 | 18.8°C | 12.6°C | 6.3°C | 25.6°C | -3.0°C | 38 mm | 77% | 1.3 m/s | 5.1 |
| 2003 | 17.5°C | 12.2°C | 7.0°C | 23.0°C | -2.6°C | 142 mm | 85% | 1.2 m/s | 3.7 |
| 2002 | 18.1°C | 11.5°C | 4.9°C | 25.1°C | -5.3°C | 161 mm | 78% | 1.3 m/s | 4.5 |
| 2001 | 14.0°C | 8.3°C | 2.7°C | 20.5°C | -4.4°C | 205 mm | 80% | 1.4 m/s | 4.2 |
| 2000 | 19.3°C | 12.5°C | 5.7°C | 24.0°C | -2.7°C | 105 mm | 78% | 1.2 m/s | 4.6 |
| 1999 | 15.5°C | 8.7°C | 2.0°C | 21.3°C | -4.7°C | 90 mm | 77% | 1.4 m/s | 4.7 |
| 1998 | 14.4°C | 9.1°C | 3.8°C | 25.2°C | -5.5°C | 148 mm | 84% | 1.5 m/s | 4.2 |
| 1997 | 19.5°C | 13.1°C | 6.7°C | 23.8°C | -3.5°C | 74 mm | 81% | 1.3 m/s | 4.8 |
| 1996 | 13.1°C | 7.5°C | 1.9°C | 20.1°C | -8.6°C | 211 mm | 81% | 1.5 m/s | 4.1 |
| 1995 | 17.8°C | 11.9°C | 5.9°C | 26.0°C | -3.9°C | 75 mm | 82% | 1.2 m/s | 4.2 |
| 1994 | 17.1°C | 10.6°C | 4.1°C | 24.5°C | -4.3°C | 182 mm | 82% | 1.4 m/s | 4.6 |
| 1993 | 13.1°C | 7.8°C | 2.5°C | 24.5°C | -15.2°C | 154 mm | 85% | 1.4 m/s | 3.9 |
| 1992 | 16.1°C | 9.7°C | 3.3°C | 23.3°C | -5.1°C | 127 mm | 80% | 1.3 m/s | 4.6 |
| 1991 | 17.0°C | 11.0°C | 5.1°C | 24.4°C | -2.0°C | 168 mm | 82% | 1.4 m/s | 4.2 |
| 1990 🌧️ | 17.4°C | 11.9°C | 6.4°C | 24.7°C | -3.7°C | 233 mm | 85% | 1.3 m/s | 4.3 |
| 1989 | 17.6°C | 11.7°C | 5.8°C | 24.9°C | -2.7°C | 115 mm | 84% | 1.3 m/s | 3.8 |
| 1988 | 16.2°C | 9.8°C | 3.4°C | 23.4°C | -5.9°C | 60 mm | 80% | 1.3 m/s | 4.5 |
| 1987 | 15.8°C | 10.0°C | 4.2°C | 23.3°C | -2.8°C | 96 mm | 83% | 1.3 m/s | 4.3 |
| 1986 | 17.3°C | 10.5°C | 3.7°C | 25.9°C | -5.9°C | 87 mm | 75% | 1.2 m/s | 5.1 |
| 1985 | 17.2°C | 10.8°C | 4.5°C | 25.3°C | -4.0°C | 41 mm | 80% | 1.3 m/s | 4.5 |
| 1984 | 15.6°C | 9.4°C | 3.1°C | 23.4°C | -5.4°C | 129 mm | 83% | 1.3 m/s | 4.5 |
| 1983 | 15.0°C | 9.3°C | 3.6°C | 22.7°C | -5.3°C | 164 mm | 82% | 1.5 m/s | — |
| 1982 | 17.4°C | 11.7°C | 6.1°C | 27.1°C | -4.5°C | 78 mm | 85% | 1.2 m/s | — |
| 1981 | 15.2°C | 8.4°C | 1.6°C | 24.1°C | -4.5°C | 105 mm | 75% | 1.4 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 17°C with lows near 4.8°C (mean 10.9°C), based on 45 years of NASA POWER data.
March averages 123 mm of rainfall in Lilburn, a relatively wet time of year. The wettest on record was 233 mm in 1990.
The hottest March reached 28.5°C in 2007. The coldest dipped to -15.2°C in 1993.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 2.2°C. Daytime highs moved from 16.1°C to 18.5°C and overnight lows from 3.8°C to 5.7°C over the same span.
March is one of the cooler months of the year in Lilburn and a relatively wet time of year, so plan for around 17°C daytime highs and 4.8°C at night.
Not quite — March is the 4th coolest month in Lilburn, averaging 10.9°C.
For March in Lilburn, pack warm layers and a jacket for chilly mornings, with typical highs of 17°C and lows of 4.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 81% — quite humid.
Average wind speed in March is 1.3 m/s. The windiest March on record averaged 1.5 m/s (1983).
The wettest March on record was 1990 with 233 mm. On average, March sees 123 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 Lilburn 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.
