March is one of the warmer months of the year in Griffith, with average highs near 29.7°C and lows around 15.4°C (mean 22.6°C). It is about average for rainfall, averaging 39 mm of rainfall and 48% relative humidity across the period.
March is one of the warmer months of the year in Griffith. Across 45 years of records, the warmest March in Griffith was 2025 — when the month averaged 25.9°C — while the coldest was 2012 at 18.5°C. Typical March days reach 29.7°C with nights near 15.4°C. The long-term trend is warming, about 0.2°C per decade.
March is about average for rainfall in Griffith, averaging 39 mm of rainfall. The wettest March on record was 2012 with 205 mm, while the driest were 1995, 1998 and 2004 at 0 mm.
Relative humidity in Griffith during March averages 48%. The most humid March was 2012 at 75%, and the least humid was 1986 at 30%.
March receives about 5.8 kWh/m²/day of solar energy in Griffith. The sunniest March was 2004 at 6.5 kWh/m²/day, and the cloudiest was 1989 at 5.1.
Average wind speed in Griffith during March is 2.9 m/s. The windiest March was 1983 at 3.5 m/s, while the calmest was 2014 at 2.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 22.7°C | 22.1°C | 22.7°C | 22.5°C | 23.0°C | +0.3°C |
| Avg High | 29.8°C | 29.5°C | 30.2°C | 29.4°C | 29.7°C | -0.1°C |
| Avg Low | 15.5°C | 14.8°C | 15.2°C | 15.6°C | 16.2°C | +0.7°C |
| Avg Rain | 47 mm | 28 mm | 18 mm | 52 mm | 59 mm | +12 mm |
March temperatures in Griffith have risen by about 1.1°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 5.5°C (1984) to a record high of 41.6°C (1986).
Rainfall in March is about average for rainfall, averaging 39 mm, with a wettest year of 205 mm.
One of the best times to visit Griffith
March is one of the best times to visit Griffith. Expect days averaging 29.7°C and nights around 15.4°C (mean 22.6°C) — warmer than Griffith's yearly average — with moderate rainfall (39 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 🔥 | 33.0°C | 25.9°C | 18.7°C | 40.4°C | 11.0°C | 38 mm | 48% | 3 m/s | 5.7 |
| 2024 | 32.5°C | 25.1°C | 17.7°C | 38.4°C | 10.1°C | 13 mm | 40% | 2.6 m/s | 5.8 |
| 2023 | 30.4°C | 23.6°C | 16.8°C | 40.7°C | 10.0°C | 52 mm | 50% | 2.8 m/s | 5.5 |
| 2022 | 28.6°C | 22.4°C | 16.2°C | 35.7°C | 12.2°C | 53 mm | 63% | 2.8 m/s | 5.3 |
| 2021 | 27.1°C | 20.4°C | 13.7°C | 35.7°C | 7.9°C | 83 mm | 57% | 3.2 m/s | 5.2 |
| 2020 | 26.8°C | 20.4°C | 14.1°C | 33.8°C | 9.2°C | 115 mm | 63% | 2.6 m/s | 5.6 |
| 2019 | 30.1°C | 23.2°C | 16.3°C | 39.2°C | 7.4°C | 30 mm | 43% | 2.9 m/s | 5.6 |
| 2018 | 31.2°C | 23.4°C | 15.6°C | 37.1°C | 9.8°C | 5 mm | 38% | 3.1 m/s | 6.4 |
| 2017 | 31.7°C | 24.7°C | 17.7°C | 38.2°C | 7.9°C | 38 mm | 50% | 3.2 m/s | 5.8 |
| 2016 | 31.9°C | 24.9°C | 17.9°C | 40.1°C | 9.4°C | 15 mm | 44% | 2.6 m/s | 5.7 |
| 2015 | 29.4°C | 22.0°C | 14.6°C | 36.8°C | 8.7°C | 1 mm | 41% | 3 m/s | 6.2 |
| 2014 | 29.4°C | 22.7°C | 16.1°C | 35.0°C | 11.4°C | 56 mm | 54% | 2.4 m/s | 5.3 |
| 2013 | 29.7°C | 22.6°C | 15.4°C | 36.2°C | 8.2°C | 29 mm | 51% | 3 m/s | 5.9 |
| 2012 ❄️ 🌧️ | 24.4°C | 18.5°C | 12.7°C | 28.7°C | 6.7°C | 205 mm | 75% | 2.9 m/s | 5.4 |
| 2011 | 26.8°C | 20.5°C | 14.2°C | 32.4°C | 7.6°C | 68 mm | 66% | 2.9 m/s | 5.2 |
| 2010 | 29.3°C | 22.3°C | 15.3°C | 33.8°C | 9.5°C | 70 mm | 56% | 2.6 m/s | 5.8 |
| 2009 | 30.0°C | 22.8°C | 15.7°C | 36.1°C | 9.8°C | 14 mm | 43% | 2.8 m/s | 5.6 |
| 2008 | 31.5°C | 23.8°C | 16.1°C | 40.4°C | 6.4°C | 15 mm | 40% | 2.5 m/s | 6.1 |
| 2007 | 30.9°C | 23.6°C | 16.3°C | 40.2°C | 8.3°C | 33 mm | 47% | 3.2 m/s | 5.8 |
| 2006 | 31.7°C | 24.2°C | 16.6°C | 40.1°C | 11.6°C | 16 mm | 39% | 2.6 m/s | 6 |
| 2005 | 29.3°C | 21.6°C | 14.0°C | 40.9°C | 8.0°C | 4 mm | 42% | 3 m/s | 6.1 |
| 2004 | 31.3°C | 23.0°C | 14.6°C | 37.6°C | 10.8°C | 0 mm | 33% | 2.6 m/s | 6.5 |
| 2003 | 28.1°C | 20.8°C | 13.4°C | 33.4°C | 7.7°C | 1 mm | 51% | 2.6 m/s | 5.9 |
| 2002 | 30.3°C | 22.4°C | 14.5°C | 39.2°C | 9.9°C | 28 mm | 46% | 2.8 m/s | 6 |
| 2001 | 28.8°C | 21.5°C | 14.1°C | 36.5°C | 6.7°C | 35 mm | 49% | 2.9 m/s | 5.9 |
| 2000 | 29.6°C | 23.0°C | 16.4°C | 38.2°C | 12.2°C | 34 mm | 54% | 2.5 m/s | 5.3 |
| 1999 | 28.9°C | 22.1°C | 15.3°C | 38.7°C | 6.4°C | 103 mm | 53% | 2.8 m/s | 5.4 |
| 1998 | 31.9°C | 23.9°C | 16.0°C | 40.3°C | 11.1°C | 0 mm | 33% | 3 m/s | 6.3 |
| 1997 | 28.9°C | 21.4°C | 13.9°C | 37.5°C | 7.1°C | 25 mm | 44% | 2.9 m/s | 6 |
| 1996 | 28.5°C | 21.3°C | 14.1°C | 36.8°C | 7.6°C | 39 mm | 51% | 2.8 m/s | 6 |
| 1995 | 28.5°C | 21.1°C | 13.7°C | 35.7°C | 7.9°C | 0 mm | 41% | 3.4 m/s | 6.4 |
| 1994 | 26.7°C | 19.4°C | 12.2°C | 30.0°C | 7.3°C | 44 mm | 58% | 2.8 m/s | 6.2 |
| 1993 | 28.2°C | 21.2°C | 14.3°C | 33.3°C | 8.2°C | 49 mm | 56% | 2.9 m/s | 5.8 |
| 1992 | 31.5°C | 23.7°C | 16.0°C | 36.0°C | 10.3°C | 5 mm | 45% | 2.8 m/s | 6.2 |
| 1991 | 30.5°C | 23.1°C | 15.6°C | 40.5°C | 9.2°C | 7 mm | 34% | 2.8 m/s | 6 |
| 1990 | 31.1°C | 23.9°C | 16.6°C | 37.8°C | 11.2°C | 5 mm | 41% | 3.1 m/s | 6.1 |
| 1989 | 28.7°C | 22.8°C | 16.8°C | 38.5°C | 9.7°C | 192 mm | 58% | 2.8 m/s | 5.1 |
| 1988 | 30.4°C | 23.3°C | 16.1°C | 38.4°C | 8.5°C | 28 mm | 41% | 3 m/s | 5.7 |
| 1987 | 27.4°C | 20.2°C | 13.1°C | 33.6°C | 6.8°C | 7 mm | 44% | 3.2 m/s | 6.1 |
| 1986 | 34.0°C | 25.6°C | 17.2°C | 41.6°C | 9.4°C | 5 mm | 30% | 2.9 m/s | 6.4 |
| 1985 | 30.8°C | 24.0°C | 17.1°C | 36.8°C | 9.0°C | 42 mm | 48% | 2.9 m/s | 5.9 |
| 1984 | 27.4°C | 19.7°C | 11.9°C | 35.4°C | 5.5°C | 10 mm | 48% | 3.1 m/s | 6 |
| 1983 | 31.3°C | 24.5°C | 17.6°C | 41.0°C | 8.3°C | 51 mm | 44% | 3.5 m/s | — |
| 1982 | 30.2°C | 23.1°C | 16.1°C | 37.9°C | 10.2°C | 67 mm | 50% | 2.7 m/s | — |
| 1981 | 28.2°C | 20.8°C | 13.4°C | 36.5°C | 8.9°C | 21 mm | 45% | 2.6 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 29.7°C with lows near 15.4°C (mean 22.6°C), based on 45 years of NASA POWER data.
March averages 39 mm of rainfall in Griffith, about average for rainfall. The wettest on record was 205 mm in 2012.
The hottest March reached 41.6°C in 1986. The coldest dipped to 5.5°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1.1°C. Daytime highs moved from 29.6°C to 30.3°C and overnight lows from 15.2°C to 16.6°C over the same span.
March is one of the warmer months of the year in Griffith and about average for rainfall, so plan for around 29.7°C daytime highs and 15.4°C at night.
Not quite — March is the 9th coolest month in Griffith, averaging 22.6°C.
For March in Griffith, pack light layers you can adjust through the day, with typical highs of 29.7°C and lows of 15.4°C.
Relative humidity in March averages 48% — relatively dry.
Average wind speed in March is 2.9 m/s. The windiest March on record averaged 3.5 m/s (1983).
The wettest March on record was 2012 with 205 mm. On average, March sees 39 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 Griffith 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.
