March is one of the cooler months of the year in Waco, with average highs near 21.4°C and lows around 8.6°C (mean 15°C). It is about average for rainfall, averaging 80 mm of rainfall and 74% relative humidity across the period.
March is one of the cooler months of the year in Waco. Across 45 years of records, the warmest March in Waco was 2020 — when the month averaged 18.5°C — while the coldest was 2001 at 11.5°C. Typical March days reach 21.4°C with nights near 8.6°C. The long-term trend is warming, about 0.6°C per decade.
March is about average for rainfall in Waco, averaging 80 mm of rainfall. The wettest March on record was 2007 with 208 mm, while the driest was 2011 at 7 mm.
Relative humidity in Waco during March averages 74%. The most humid March was 1992 at 82%, and the least humid was 1996 at 55%.
March receives about 4.6 kWh/m²/day of solar energy in Waco. The sunniest Marchs were 1986 and 2025 at 5.3 kWh/m²/day, and the cloudiest were 1990 and 2020 at 3.5.
Average wind speed in Waco during March is 3.3 m/s. The windiest March was 1996 at 3.9 m/s, while the calmest was 2015 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.4°C | 14.1°C | 15.0°C | 15.2°C | 17.0°C | +2.6°C |
| Avg High | 20.9°C | 20.4°C | 21.2°C | 21.5°C | 23.7°C | +2.8°C |
| Avg Low | 7.8°C | 7.8°C | 8.8°C | 8.7°C | 10.2°C | +2.4°C |
| Avg Rain | 72 mm | 81 mm | 97 mm | 78 mm | 66 mm | -6 mm |
March temperatures in Waco have risen by about 1.7°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -8°C (2014) to a record high of 34°C (2011).
Rainfall in March is about average for rainfall, averaging 80 mm, with a wettest year of 208 mm.
A good time to visit Waco
March is a good time to visit Waco, with days averaging 21.4°C and nights around 8.6°C (mean 15°C, cooler than Waco's yearly average) and moderate 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 | 26.0°C | 18.3°C | 10.6°C | 33.2°C | 3.3°C | 49 mm | 62% | 3.5 m/s | 5.3 |
| 2024 | 22.9°C | 16.9°C | 10.9°C | 28.8°C | 3.7°C | 83 mm | 77% | 2.9 m/s | 4.6 |
| 2023 | 23.5°C | 17.0°C | 10.4°C | 32.3°C | 0.7°C | 43 mm | 70% | 3.4 m/s | 4.4 |
| 2022 | 22.8°C | 15.0°C | 7.2°C | 31.1°C | -4.4°C | 49 mm | 60% | 3.4 m/s | 5.2 |
| 2021 | 23.1°C | 16.0°C | 8.9°C | 29.8°C | 2.7°C | 40 mm | 68% | 3.5 m/s | 5 |
| 2020 🔥 | 23.9°C | 18.5°C | 13.1°C | 29.7°C | 5.3°C | 130 mm | 81% | 3 m/s | 3.5 |
| 2019 | 19.0°C | 13.4°C | 7.8°C | 26.4°C | -4.9°C | 30 mm | 74% | 3.1 m/s | 4.6 |
| 2018 | 23.5°C | 16.9°C | 10.3°C | 29.7°C | 2.3°C | 77 mm | 71% | 3.1 m/s | 4.8 |
| 2017 | 23.9°C | 17.9°C | 11.8°C | 28.5°C | 2.8°C | 69 mm | 74% | 3.3 m/s | 4.9 |
| 2016 | 22.3°C | 16.2°C | 10.0°C | 28.7°C | 0.6°C | 136 mm | 78% | 3.3 m/s | 4.9 |
| 2015 | 19.9°C | 14.3°C | 8.8°C | 26.9°C | -3.9°C | 96 mm | 82% | 2.6 m/s | 4 |
| 2014 | 19.0°C | 12.2°C | 5.3°C | 27.7°C | -8.0°C | 34 mm | 75% | 3.2 m/s | 4.7 |
| 2013 | 21.0°C | 13.7°C | 6.3°C | 28.1°C | -1.7°C | 48 mm | 67% | 3.4 m/s | 5.2 |
| 2012 | 23.1°C | 17.6°C | 12.1°C | 28.3°C | 2.5°C | 184 mm | 80% | 3.2 m/s | 4.3 |
| 2011 | 24.7°C | 17.1°C | 9.6°C | 34.0°C | -0.6°C | 7 mm | 64% | 3.4 m/s | 5 |
| 2010 | 18.9°C | 12.2°C | 5.5°C | 25.7°C | -1.5°C | 96 mm | 77% | 3.2 m/s | 5.2 |
| 2009 | 22.5°C | 15.7°C | 8.8°C | 30.3°C | -1.9°C | 120 mm | 69% | 3.6 m/s | 4.5 |
| 2008 | 21.4°C | 14.7°C | 7.9°C | 29.1°C | -5.0°C | 118 mm | 75% | 3.8 m/s | 4.4 |
| 2007 🌧️ | 22.2°C | 16.8°C | 11.5°C | 27.1°C | -3.0°C | 208 mm | 78% | 3.1 m/s | 4.1 |
| 2006 | 23.2°C | 16.9°C | 10.7°C | 30.1°C | -1.4°C | 106 mm | 69% | 3.5 m/s | 4.4 |
| 2005 | 19.5°C | 13.4°C | 7.3°C | 26.8°C | 0.4°C | 56 mm | 77% | 2.9 m/s | 4.8 |
| 2004 | 23.1°C | 17.2°C | 11.2°C | 27.0°C | 3.2°C | 50 mm | 75% | 3.1 m/s | 4.2 |
| 2003 | 19.9°C | 13.7°C | 7.6°C | 25.3°C | -1.7°C | 36 mm | 78% | 2.8 m/s | 4.6 |
| 2002 | 20.0°C | 13.4°C | 6.8°C | 27.9°C | -5.9°C | 69 mm | 75% | 3.8 m/s | 4.4 |
| 2001 ❄️ | 17.1°C | 11.5°C | 6.0°C | 23.9°C | 2.2°C | 123 mm | 81% | 2.7 m/s | 3.8 |
| 2000 | 23.6°C | 17.0°C | 10.4°C | 30.4°C | 1.8°C | 82 mm | 73% | 3.1 m/s | 4.6 |
| 1999 | 20.4°C | 14.3°C | 8.3°C | 25.8°C | -0.2°C | 73 mm | 78% | 3.3 m/s | 4.1 |
| 1998 | 19.2°C | 12.9°C | 6.5°C | 27.1°C | -4.3°C | 74 mm | 76% | 3.8 m/s | 4.8 |
| 1997 | 21.0°C | 15.0°C | 9.1°C | 27.9°C | 1.7°C | 87 mm | 80% | 3.1 m/s | 4.2 |
| 1996 | 20.7°C | 12.9°C | 5.0°C | 29.7°C | -5.4°C | 32 mm | 55% | 3.9 m/s | 5.1 |
| 1995 | 19.7°C | 14.1°C | 8.4°C | 30.2°C | -4.5°C | 97 mm | 81% | 3.2 m/s | 3.8 |
| 1994 | 21.5°C | 14.7°C | 7.9°C | 28.9°C | -2.3°C | 48 mm | 75% | 3.2 m/s | 4.6 |
| 1993 | 19.0°C | 13.1°C | 7.1°C | 25.7°C | -4.1°C | 121 mm | 78% | 3.1 m/s | 4.5 |
| 1992 | 20.4°C | 14.3°C | 8.1°C | 25.4°C | -0.8°C | 93 mm | 82% | 3 m/s | 4.9 |
| 1991 | 21.1°C | 14.6°C | 8.1°C | 29.9°C | 2.7°C | 39 mm | 72% | 3.2 m/s | 4.7 |
| 1990 | 20.6°C | 15.1°C | 9.6°C | 26.7°C | 0.6°C | 141 mm | 78% | 3.4 m/s | 3.5 |
| 1989 | 20.0°C | 13.7°C | 7.4°C | 27.8°C | -5.2°C | 76 mm | 76% | 3.4 m/s | 4.8 |
| 1988 | 21.0°C | 13.6°C | 6.1°C | 28.4°C | -3.6°C | 89 mm | 70% | 3.7 m/s | 4.9 |
| 1987 | 19.2°C | 12.4°C | 5.7°C | 25.8°C | -2.3°C | 51 mm | 72% | 2.8 m/s | 5.1 |
| 1986 | 22.0°C | 15.0°C | 8.0°C | 25.9°C | -1.7°C | 15 mm | 72% | 3 m/s | 5.3 |
| 1985 | 22.1°C | 16.3°C | 10.5°C | 28.1°C | 2.5°C | 86 mm | 79% | 3.5 m/s | 4.1 |
| 1984 | 21.8°C | 14.9°C | 7.9°C | 30.6°C | -1.8°C | 89 mm | 71% | 3.6 m/s | 4.7 |
| 1983 | 19.3°C | 12.9°C | 6.4°C | 26.8°C | -1.5°C | 99 mm | 75% | 3.3 m/s | — |
| 1982 | 22.2°C | 16.3°C | 10.4°C | 31.3°C | -2.4°C | 68 mm | 76% | 3.6 m/s | — |
| 1981 | 20.6°C | 14.1°C | 7.7°C | 28.8°C | -0.6°C | 78 mm | 70% | 3.1 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 21.4°C with lows near 8.6°C (mean 15°C), based on 45 years of NASA POWER data.
March averages 80 mm of rainfall in Waco, about average for rainfall. The wettest on record was 208 mm in 2007.
The hottest March reached 34°C in 2011. The coldest dipped to -8°C in 2014.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1.7°C. Daytime highs moved from 21.2°C to 23.7°C and overnight lows from 8.6°C to 9.6°C over the same span.
March is one of the cooler months of the year in Waco and about average for rainfall, so plan for around 21.4°C daytime highs and 8.6°C at night.
Not quite — March is the 5th coolest month in Waco, averaging 15°C.
For March in Waco, pack light layers you can adjust through the day, with typical highs of 21.4°C and lows of 8.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 74% — moderately humid.
Average wind speed in March is 3.3 m/s. The windiest March on record averaged 3.9 m/s (1996).
The wettest March on record was 2007 with 208 mm. On average, March sees 80 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 Waco 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.
