March is one of the cooler months of the year in Griffin, with average highs near 18.8°C and lows around 6.2°C (mean 12.5°C). It is a relatively wet time of year, averaging 123 mm of rainfall and 80% relative humidity across the period.
March is one of the cooler months of the year in Griffin. Across 45 years of records, the warmest March in Griffin was 2012 — when the month averaged 17.1°C — while the coldest was 2013 at 8.9°C. Typical March days reach 18.8°C with nights near 6.2°C. The long-term trend is warming, about 0.5°C per decade.
March is a relatively wet time of year in Griffin, averaging 123 mm of rainfall. The wettest March on record was 2001 with 285 mm, while the driest was 2004 at 18 mm.
Relative humidity in Griffin during March averages 80%. The most humid March was 2020 at 87%, and the least humid were 1981 and 2004 at 75%.
March receives about 4.4 kWh/m²/day of solar energy in Griffin. 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 Griffin during March is 0.1 m/s. The windiest Marchs were 2023, 2024 and 2025, among others at 0.1 m/s, while the calmest were 2023, 2024 and 2025, among others at 0.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 11.7°C | 11.8°C | 12.8°C | 12.4°C | 14.2°C | +2.5°C |
| Avg High | 18.1°C | 18.0°C | 19.2°C | 18.6°C | 20.6°C | +2.5°C |
| Avg Low | 5.4°C | 5.6°C | 6.4°C | 6.2°C | 7.8°C | +2.4°C |
| Avg Rain | 105 mm | 139 mm | 138 mm | 98 mm | 140 mm | +35 mm |
March temperatures in Griffin have risen by about 2.2°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -8.1°C (1993) to a record high of 30.6°C (2007).
Rainfall in March is a relatively wet time of year, averaging 123 mm, with a wettest year of 285 mm.
A quieter season to visit Griffin
If your dates are flexible, the more temperate months of May and September tend to be the most comfortable for visiting Griffin. That said, March — with days averaging 18.8°C and nights around 6.2°C (mean 12.5°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 | 20.3°C | 13.3°C | 6.3°C | 25.5°C | 0.3°C | 84 mm | 76% | 0.1 m/s | 4.9 |
| 2024 | 20.3°C | 14.1°C | 7.9°C | 25.3°C | -1.8°C | 195 mm | 81% | 0.1 m/s | 4.3 |
| 2023 | 20.0°C | 13.6°C | 7.2°C | 26.7°C | -4.5°C | 152 mm | 80% | 0.1 m/s | 4.7 |
| 2022 | 20.6°C | 13.6°C | 6.7°C | 25.8°C | -6.5°C | 129 mm | 77% | 0.1 m/s | 4.9 |
| 2021 | 20.5°C | 14.3°C | 8.0°C | 27.9°C | -0.5°C | 128 mm | 82% | 0.1 m/s | 4 |
| 2020 | 21.6°C | 16.1°C | 10.6°C | 28.2°C | -0.7°C | 153 mm | 87% | 0.1 m/s | 3.6 |
| 2019 | 18.0°C | 11.8°C | 5.6°C | 24.0°C | -5.0°C | 63 mm | 78% | 0.1 m/s | 4.6 |
| 2018 | 17.6°C | 11.3°C | 5.0°C | 24.2°C | -3.7°C | 101 mm | 77% | 0.1 m/s | 4.3 |
| 2017 | 19.1°C | 12.7°C | 6.3°C | 28.0°C | -5.7°C | 56 mm | 78% | 0.1 m/s | 4.8 |
| 2016 | 20.8°C | 14.9°C | 8.9°C | 27.0°C | 1.5°C | 100 mm | 82% | 0.1 m/s | 4.7 |
| 2015 | 20.1°C | 13.8°C | 7.5°C | 27.1°C | -3.9°C | 83 mm | 83% | 0.1 m/s | 3.8 |
| 2014 | 17.3°C | 10.6°C | 3.9°C | 26.1°C | -4.0°C | 115 mm | 80% | 0.1 m/s | 4.5 |
| 2013 ❄️ | 15.1°C | 8.9°C | 2.7°C | 21.9°C | -3.9°C | 114 mm | 79% | 0.1 m/s | 4.5 |
| 2012 🔥 | 22.6°C | 17.1°C | 11.5°C | 28.9°C | -0.5°C | 87 mm | 83% | 0.1 m/s | 4.6 |
| 2011 | 19.4°C | 13.2°C | 7.0°C | 27.9°C | -0.5°C | 141 mm | 82% | 0.1 m/s | 4.1 |
| 2010 | 15.7°C | 9.8°C | 4.0°C | 23.3°C | -4.0°C | 115 mm | 83% | 0.1 m/s | 4 |
| 2009 | 18.9°C | 12.9°C | 7.0°C | 25.9°C | -7.3°C | 231 mm | 83% | 0.1 m/s | 4 |
| 2008 | 18.8°C | 11.8°C | 4.9°C | 24.2°C | -4.1°C | 85 mm | 79% | 0.1 m/s | 4.7 |
| 2007 | 21.4°C | 14.7°C | 8.0°C | 30.6°C | -3.9°C | 68 mm | 77% | 0.1 m/s | 4.9 |
| 2006 | 18.8°C | 12.3°C | 5.9°C | 26.8°C | -1.9°C | 61 mm | 76% | 0.1 m/s | 4.8 |
| 2005 | 17.2°C | 11.0°C | 4.8°C | 26.2°C | -5.1°C | 203 mm | 80% | 0.1 m/s | 4.3 |
| 2004 | 20.7°C | 14.0°C | 7.3°C | 27.8°C | -2.5°C | 18 mm | 75% | 0.1 m/s | 5.1 |
| 2003 | 19.5°C | 14.0°C | 8.4°C | 24.6°C | -1.8°C | 162 mm | 84% | 0.1 m/s | 3.7 |
| 2002 | 20.0°C | 12.9°C | 5.9°C | 27.7°C | -5.6°C | 147 mm | 78% | 0.1 m/s | 4.5 |
| 2001 🌧️ | 15.8°C | 10.2°C | 4.6°C | 21.7°C | -1.7°C | 285 mm | 81% | 0.1 m/s | 4.2 |
| 2000 | 21.1°C | 14.1°C | 7.0°C | 25.7°C | -1.8°C | 120 mm | 78% | 0.1 m/s | 4.6 |
| 1999 | 17.4°C | 10.5°C | 3.5°C | 23.0°C | -2.7°C | 92 mm | 75% | 0.1 m/s | 4.7 |
| 1998 | 16.5°C | 10.8°C | 5.0°C | 26.1°C | -5.4°C | 165 mm | 83% | 0.1 m/s | 4.2 |
| 1997 | 21.3°C | 14.8°C | 8.3°C | 25.8°C | -0.5°C | 38 mm | 80% | 0.1 m/s | 4.8 |
| 1996 | 15.2°C | 9.2°C | 3.3°C | 22.0°C | -6.9°C | 196 mm | 80% | 0.1 m/s | 4.1 |
| 1995 | 19.4°C | 13.4°C | 7.5°C | 27.2°C | -2.9°C | 63 mm | 83% | 0.1 m/s | 4.2 |
| 1994 | 19.1°C | 12.5°C | 5.8°C | 26.7°C | -1.4°C | 154 mm | 80% | 0.1 m/s | 4.6 |
| 1993 | 15.2°C | 9.6°C | 4.1°C | 26.8°C | -8.1°C | 197 mm | 83% | 0.1 m/s | 3.9 |
| 1992 | 17.9°C | 11.3°C | 4.6°C | 25.0°C | -3.7°C | 111 mm | 78% | 0.1 m/s | 4.6 |
| 1991 | 18.7°C | 12.5°C | 6.3°C | 25.4°C | -0.9°C | 179 mm | 81% | 0.1 m/s | 4.2 |
| 1990 | 19.6°C | 13.6°C | 7.6°C | 26.8°C | -2.6°C | 198 mm | 83% | 0.1 m/s | 4.3 |
| 1989 | 19.5°C | 13.3°C | 7.2°C | 26.0°C | -1.3°C | 119 mm | 83% | 0.1 m/s | 3.8 |
| 1988 | 17.8°C | 11.1°C | 4.5°C | 24.9°C | -5.5°C | 72 mm | 80% | 0.1 m/s | 4.5 |
| 1987 | 17.3°C | 11.6°C | 5.9°C | 25.5°C | -1.1°C | 113 mm | 83% | 0.1 m/s | 4.3 |
| 1986 | 18.7°C | 11.7°C | 4.8°C | 26.6°C | -5.7°C | 116 mm | 77% | 0.1 m/s | 5.1 |
| 1985 | 19.3°C | 12.7°C | 6.1°C | 26.0°C | -3.0°C | 38 mm | 80% | 0.1 m/s | 4.5 |
| 1984 | 17.9°C | 11.2°C | 4.5°C | 25.4°C | -5.3°C | 129 mm | 81% | 0.1 m/s | 4.5 |
| 1983 | 16.3°C | 10.6°C | 4.9°C | 24.0°C | -1.9°C | 182 mm | 83% | 0.1 m/s | — |
| 1982 | 19.4°C | 13.6°C | 7.8°C | 28.2°C | -4.3°C | 58 mm | 83% | 0.1 m/s | — |
| 1981 | 16.8°C | 9.9°C | 3.1°C | 25.1°C | -3.3°C | 120 mm | 75% | 0.1 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 18.8°C with lows near 6.2°C (mean 12.5°C), based on 45 years of NASA POWER data.
March averages 123 mm of rainfall in Griffin, a relatively wet time of year. The wettest on record was 285 mm in 2001.
The hottest March reached 30.6°C in 2007. The coldest dipped to -8.1°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 17.9°C to 20.3°C and overnight lows from 5.3°C to 7.2°C over the same span.
March is one of the cooler months of the year in Griffin and a relatively wet time of year, so plan for around 18.8°C daytime highs and 6.2°C at night.
Not quite — March is the 5th coolest month in Griffin, averaging 12.5°C.
For March in Griffin, pack warm layers and a jacket for chilly mornings, with typical highs of 18.8°C and lows of 6.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 80% — quite humid.
Average wind speed in March is 0.1 m/s. The windiest March on record averaged 0.1 m/s (1981).
The wettest March on record was 2001 with 285 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 Griffin 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.
