March is one of the cooler months of the year in Bentonville, with average highs near 14.7°C and lows around 3°C (mean 8.9°C). It is about average for rainfall, averaging 100 mm of rainfall and 78% relative humidity across the period.
March is one of the cooler months of the year in Bentonville. Across 45 years of records, the warmest March in Bentonville was 2012 — when the month averaged 14.5°C — while the coldest was 1996 at 5.5°C. Typical March days reach 14.7°C with nights near 3°C. The long-term trend is warming, about 0.4°C per decade.
March is about average for rainfall in Bentonville, averaging 100 mm of rainfall. The wettest March on record was 2008 with 245 mm, while the driest was 2001 at 28 mm.
Relative humidity in Bentonville during March averages 78%. The most humid March was 1993 at 86%, and the least humid was 1996 at 66%.
March receives about 4.1 kWh/m²/day of solar energy in Bentonville. The sunniest March was 1986 at 5.2 kWh/m²/day, and the cloudiest were 1993 and 1998 at 3.5.
Average wind speed in Bentonville during March is 2 m/s. The windiest Marchs were 1998, 2009 and 2025, among others at 2.3 m/s, while the calmest was 2001 at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 8.3°C | 8.0°C | 9.0°C | 9.0°C | 10.3°C | +2°C |
| Avg High | 14.2°C | 13.7°C | 14.9°C | 14.8°C | 16.4°C | +2.2°C |
| Avg Low | 2.5°C | 2.2°C | 3.0°C | 3.2°C | 4.2°C | +1.7°C |
| Avg Rain | 103 mm | 94 mm | 96 mm | 97 mm | 119 mm | +16 mm |
March temperatures in Bentonville have risen by about 1.7°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -15.3°C (2014) to a record high of 29.3°C (2006).
Rainfall in March is about average for rainfall, averaging 100 mm, with a wettest year of 245 mm.
A good time to visit Bentonville
March is a good time to visit Bentonville, with days averaging 14.7°C and nights around 3°C (mean 8.9°C, cooler than Bentonville's yearly average) and higher rainfall. September and June 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 | 18.2°C | 11.4°C | 4.6°C | 25.4°C | -3.4°C | 51 mm | 69% | 2.3 m/s | 4.7 |
| 2024 | 18.0°C | 11.6°C | 5.2°C | 23.7°C | -3.7°C | 63 mm | 75% | 2 m/s | 4.5 |
| 2023 | 13.8°C | 8.1°C | 2.4°C | 23.9°C | -6.6°C | 176 mm | 81% | 2 m/s | 4 |
| 2022 | 15.0°C | 8.6°C | 2.3°C | 24.0°C | -9.5°C | 104 mm | 75% | 2 m/s | 4.1 |
| 2021 | 16.6°C | 10.6°C | 4.6°C | 22.6°C | -3.7°C | 123 mm | 79% | 2 m/s | 4.4 |
| 2020 | 16.6°C | 11.4°C | 6.2°C | 26.4°C | -2.7°C | 198 mm | 84% | 1.9 m/s | 3.8 |
| 2019 | 12.3°C | 6.9°C | 1.5°C | 20.5°C | -12.8°C | 91 mm | 80% | 1.9 m/s | 4 |
| 2018 | 14.7°C | 8.7°C | 2.6°C | 21.3°C | -4.6°C | 111 mm | 79% | 2 m/s | 4.2 |
| 2017 | 17.3°C | 11.3°C | 5.3°C | 28.5°C | -4.7°C | 98 mm | 72% | 2.2 m/s | 4.1 |
| 2016 | 16.6°C | 10.9°C | 5.2°C | 22.9°C | -2.7°C | 86 mm | 78% | 2 m/s | 4.2 |
| 2015 | 14.4°C | 8.8°C | 3.1°C | 24.5°C | -7.3°C | 104 mm | 81% | 1.6 m/s | 4 |
| 2014 | 12.8°C | 6.1°C | -0.6°C | 21.8°C | -15.3°C | 76 mm | 74% | 2.1 m/s | 4.6 |
| 2013 | 11.8°C | 6.1°C | 0.5°C | 22.9°C | -6.2°C | 79 mm | 76% | 1.9 m/s | 4.1 |
| 2012 🔥 | 20.2°C | 14.5°C | 8.9°C | 26.4°C | -2.7°C | 162 mm | 80% | 2.1 m/s | 4.4 |
| 2011 | 15.1°C | 9.2°C | 3.4°C | 23.8°C | -5.0°C | 69 mm | 77% | 2 m/s | 3.6 |
| 2010 | 13.0°C | 7.8°C | 2.5°C | 23.3°C | -4.1°C | 97 mm | 83% | 2 m/s | 3.7 |
| 2009 | 15.3°C | 9.5°C | 3.7°C | 25.1°C | -7.9°C | 94 mm | 74% | 2.3 m/s | 3.9 |
| 2008 🌧️ | 14.4°C | 8.2°C | 2.0°C | 23.6°C | -6.1°C | 245 mm | 81% | 2.1 m/s | 4.1 |
| 2007 | 18.5°C | 13.4°C | 8.2°C | 25.1°C | -6.6°C | 62 mm | 81% | 1.9 m/s | 4.1 |
| 2006 | 16.9°C | 10.3°C | 3.6°C | 29.3°C | -4.5°C | 67 mm | 68% | 2.2 m/s | 4 |
| 2005 | 13.2°C | 7.3°C | 1.5°C | 21.9°C | -6.1°C | 47 mm | 79% | 1.9 m/s | 4.3 |
| 2004 | 15.8°C | 10.1°C | 4.4°C | 22.8°C | -2.3°C | 154 mm | 78% | 2 m/s | 4.3 |
| 2003 | 14.7°C | 8.3°C | 2.0°C | 22.8°C | -6.7°C | 71 mm | 78% | 1.8 m/s | 4.3 |
| 2002 | 12.2°C | 6.4°C | 0.5°C | 22.3°C | -14.1°C | 93 mm | 79% | 2.1 m/s | 4 |
| 2001 | 11.7°C | 6.0°C | 0.3°C | 20.6°C | -5.2°C | 28 mm | 79% | 1.5 m/s | 4 |
| 2000 | 16.2°C | 10.2°C | 4.2°C | 23.6°C | -3.0°C | 99 mm | 76% | 1.8 m/s | 4.2 |
| 1999 | 13.2°C | 7.2°C | 1.2°C | 21.6°C | -5.7°C | 121 mm | 79% | 1.9 m/s | 4 |
| 1998 | 11.2°C | 6.5°C | 1.7°C | 23.7°C | -12.5°C | 159 mm | 86% | 2.3 m/s | 3.5 |
| 1997 | 15.9°C | 9.2°C | 2.5°C | 23.9°C | -5.1°C | 80 mm | 79% | 1.9 m/s | 4.6 |
| 1996 ❄️ | 11.7°C | 5.5°C | -0.6°C | 22.7°C | -12.5°C | 73 mm | 66% | 2.3 m/s | 4.3 |
| 1995 | 14.9°C | 9.2°C | 3.6°C | 25.2°C | -11.9°C | 49 mm | 79% | 2 m/s | 4.1 |
| 1994 | 14.4°C | 8.4°C | 2.3°C | 23.5°C | -6.3°C | 92 mm | 79% | 1.9 m/s | 4.5 |
| 1993 | 11.0°C | 6.1°C | 1.2°C | 22.7°C | -7.5°C | 85 mm | 86% | 1.8 m/s | 3.5 |
| 1992 | 14.9°C | 8.9°C | 2.9°C | 22.9°C | -6.1°C | 41 mm | 78% | 2.1 m/s | 4.2 |
| 1991 | 15.6°C | 9.3°C | 3.1°C | 24.1°C | -4.1°C | 49 mm | 73% | 2.3 m/s | 4.4 |
| 1990 | 14.5°C | 9.4°C | 4.4°C | 23.6°C | -5.5°C | 189 mm | 82% | 1.9 m/s | 3.6 |
| 1989 | 13.6°C | 7.4°C | 1.2°C | 23.4°C | -13.1°C | 111 mm | 84% | 2 m/s | 4 |
| 1988 | 13.3°C | 7.4°C | 1.4°C | 24.9°C | -6.6°C | 168 mm | 79% | 2 m/s | 4.4 |
| 1987 | 14.3°C | 8.7°C | 3.1°C | 21.0°C | -4.6°C | 81 mm | 79% | 1.8 m/s | 4.3 |
| 1986 | 15.9°C | 9.5°C | 3.0°C | 24.3°C | -6.2°C | 53 mm | 76% | 2 m/s | 5.2 |
| 1985 | 15.4°C | 9.8°C | 4.3°C | 23.0°C | -4.2°C | 160 mm | 83% | 2 m/s | 3.9 |
| 1984 | 12.0°C | 6.3°C | 0.6°C | 21.3°C | -5.3°C | 168 mm | 82% | 1.9 m/s | 3.8 |
| 1983 | 12.2°C | 7.5°C | 2.7°C | 22.3°C | -5.7°C | 79 mm | 83% | 1.9 m/s | — |
| 1982 | 15.6°C | 9.6°C | 3.7°C | 25.1°C | -6.0°C | 52 mm | 77% | 2 m/s | — |
| 1981 | 15.4°C | 8.9°C | 2.5°C | 23.7°C | -4.1°C | 56 mm | 69% | 1.9 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 14.7°C with lows near 3°C (mean 8.9°C), based on 45 years of NASA POWER data.
March averages 100 mm of rainfall in Bentonville, about average for rainfall. The wettest on record was 245 mm in 2008.
The hottest March reached 29.3°C in 2006. The coldest dipped to -15.3°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 14.1°C to 16.3°C and overnight lows from 2.8°C to 3.8°C over the same span.
March is one of the cooler months of the year in Bentonville and about average for rainfall, so plan for around 14.7°C daytime highs and 3°C at night.
Not quite — March is the 5th coolest month in Bentonville, averaging 8.9°C.
For March in Bentonville, pack warm layers and a jacket for chilly mornings, with typical highs of 14.7°C and lows of 3°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 78% — quite humid.
Average wind speed in March is 2 m/s. The windiest March on record averaged 2.3 m/s (1991).
The wettest March on record was 2008 with 245 mm. On average, March sees 100 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 Bentonville 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.
