March is one of the warmer months of the year in Scottsdale, with average highs near 19.6°C and lows around 12.5°C (mean 16.1°C). It is one of the drier months, averaging 57 mm of rainfall and 76% relative humidity across the period.
March is one of the warmer months of the year in Scottsdale. Across 45 years of records, the warmest Marchs in Scottsdale were 2013 and 2017 — when the month averaged 17.7°C — while the coldest was 1987 at 13.8°C. Typical March days reach 19.6°C with nights near 12.5°C. The long-term trend is warming, about 0.2°C per decade.
March is one of the drier months in Scottsdale, averaging 57 mm of rainfall. The wettest March on record was 2020 with 185 mm, while the driest was 2002 at 11 mm.
Relative humidity in Scottsdale during March averages 76%. The most humid March was 2020 at 80%, and the least humid were 2005 and 2024 at 72%.
March receives about 4.6 kWh/m²/day of solar energy in Scottsdale. The sunniest Marchs were 1990 and 2024 at 5 kWh/m²/day, and the cloudiest were 2003, 2012 and 2022, among others at 4.2.
Average wind speed in Scottsdale during March is 3.5 m/s. The windiest March was 1995 at 4.4 m/s, while the calmest were 1988 and 2016 at 2.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.9°C | 15.5°C | 16.2°C | 16.5°C | 16.3°C | +0.4°C |
| Avg High | 19.6°C | 18.9°C | 19.8°C | 19.9°C | 19.6°C | 0°C |
| Avg Low | 12.2°C | 12.0°C | 12.5°C | 13.1°C | 13.0°C | +0.8°C |
| Avg Rain | 62 mm | 36 mm | 46 mm | 76 mm | 76 mm | +14 mm |
March temperatures in Scottsdale have risen by about 0.7°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 5.7°C (2011) to a record high of 27.4°C (2013).
Rainfall in March is one of the drier months, averaging 57 mm, with a wettest year of 185 mm.
One of the best times to visit Scottsdale
March is one of the best times to visit Scottsdale. Expect days averaging 19.6°C and nights around 12.5°C (mean 16.1°C) — warmer than Scottsdale's yearly average — with moderate rainfall (57 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 | 21.2°C | 17.6°C | 14.0°C | 27.2°C | 9.5°C | 47 mm | 75% | 3.4 m/s | 4.6 |
| 2024 | 20.9°C | 17.2°C | 13.5°C | 25.7°C | 8.3°C | 17 mm | 72% | 3.7 m/s | 5 |
| 2023 | 18.7°C | 15.5°C | 12.3°C | 22.0°C | 9.2°C | 75 mm | 77% | 4.1 m/s | 4.5 |
| 2022 | 20.1°C | 17.0°C | 13.8°C | 23.8°C | 10.0°C | 48 mm | 79% | 3.3 m/s | 4.2 |
| 2021 | 19.0°C | 15.7°C | 12.5°C | 21.7°C | 8.6°C | 82 mm | 75% | 4.2 m/s | 4.5 |
| 2020 🌧️ | 17.9°C | 14.9°C | 11.8°C | 20.5°C | 8.3°C | 185 mm | 80% | 3 m/s | 4.3 |
| 2019 | 20.2°C | 16.7°C | 13.2°C | 26.1°C | 8.2°C | 27 mm | 75% | 3.7 m/s | 4.6 |
| 2018 | 19.6°C | 16.4°C | 13.2°C | 25.8°C | 9.6°C | 88 mm | 75% | 4 m/s | 4.5 |
| 2017 | 21.3°C | 17.7°C | 14.1°C | 25.6°C | 10.6°C | 30 mm | 77% | 3.3 m/s | 4.7 |
| 2016 | 20.1°C | 16.8°C | 13.6°C | 24.3°C | 9.0°C | 86 mm | 78% | 2.9 m/s | 4.3 |
| 2015 | 17.7°C | 14.7°C | 11.6°C | 20.3°C | 7.5°C | 77 mm | 76% | 4.2 m/s | 4.4 |
| 2014 | 20.4°C | 17.0°C | 13.6°C | 24.7°C | 10.9°C | 58 mm | 77% | 3.2 m/s | 4.3 |
| 2013 🔥 | 21.4°C | 17.7°C | 14.0°C | 27.4°C | 9.4°C | 76 mm | 75% | 3.7 m/s | 4.8 |
| 2012 | 19.1°C | 15.7°C | 12.3°C | 24.5°C | 8.1°C | 70 mm | 76% | 4 m/s | 4.2 |
| 2011 | 18.3°C | 15.0°C | 11.7°C | 22.1°C | 5.7°C | 158 mm | 78% | 4 m/s | 4.5 |
| 2010 | 20.7°C | 17.3°C | 13.8°C | 24.7°C | 7.9°C | 87 mm | 77% | 3.4 m/s | 4.8 |
| 2009 | 19.1°C | 15.9°C | 12.7°C | 24.5°C | 7.5°C | 81 mm | 78% | 3.9 m/s | 4.4 |
| 2008 | 20.0°C | 16.3°C | 12.7°C | 27.0°C | 7.2°C | 44 mm | 75% | 3.2 m/s | 4.6 |
| 2007 | 20.5°C | 16.5°C | 12.5°C | 24.9°C | 7.7°C | 45 mm | 72% | 3.4 m/s | 4.9 |
| 2006 | 20.0°C | 16.4°C | 12.7°C | 26.3°C | 8.7°C | 48 mm | 75% | 3.4 m/s | 4.7 |
| 2005 | 19.2°C | 15.3°C | 11.4°C | 24.5°C | 7.6°C | 16 mm | 72% | 3.3 m/s | 4.6 |
| 2004 | 19.0°C | 15.5°C | 12.0°C | 22.5°C | 8.2°C | 21 mm | 76% | 3.3 m/s | 4.6 |
| 2003 | 19.7°C | 16.2°C | 12.7°C | 24.1°C | 8.1°C | 69 mm | 75% | 3.1 m/s | 4.2 |
| 2002 | 20.2°C | 16.1°C | 12.1°C | 24.3°C | 8.8°C | 11 mm | 73% | 3.4 m/s | 4.8 |
| 2001 | 20.3°C | 16.8°C | 13.4°C | 25.1°C | 9.1°C | 87 mm | 75% | 3.6 m/s | 4.2 |
| 2000 | 19.9°C | 16.5°C | 13.1°C | 24.6°C | 9.8°C | 36 mm | 74% | 3.8 m/s | 4.5 |
| 1999 | 19.0°C | 15.9°C | 12.7°C | 23.0°C | 7.7°C | 53 mm | 77% | 3.6 m/s | 4.6 |
| 1998 | 18.7°C | 15.1°C | 11.5°C | 24.4°C | 7.9°C | 12 mm | 75% | 3.9 m/s | 4.9 |
| 1997 | 18.4°C | 14.8°C | 11.3°C | 23.3°C | 7.1°C | 33 mm | 74% | 3.6 m/s | 4.4 |
| 1996 | 18.5°C | 15.3°C | 12.1°C | 22.2°C | 7.7°C | 61 mm | 79% | 3.6 m/s | 4.3 |
| 1995 | 18.1°C | 14.8°C | 11.4°C | 23.4°C | 6.8°C | 26 mm | 74% | 4.4 m/s | 4.6 |
| 1994 | 18.6°C | 15.1°C | 11.5°C | 20.9°C | 7.6°C | 15 mm | 76% | 3 m/s | 4.7 |
| 1993 | 18.6°C | 15.5°C | 12.4°C | 21.5°C | 7.8°C | 44 mm | 79% | 3.1 m/s | 4.3 |
| 1992 | 20.2°C | 16.4°C | 12.6°C | 25.7°C | 7.9°C | 12 mm | 76% | 3.5 m/s | 4.6 |
| 1991 | 18.4°C | 14.7°C | 11.0°C | 24.1°C | 6.6°C | 65 mm | 74% | 3.7 m/s | 4.7 |
| 1990 | 20.6°C | 16.9°C | 13.2°C | 25.4°C | 8.4°C | 34 mm | 73% | 3 m/s | 5 |
| 1989 | 20.7°C | 17.1°C | 13.6°C | 27.0°C | 8.0°C | 86 mm | 76% | 3 m/s | 4.4 |
| 1988 | 20.6°C | 16.7°C | 12.8°C | 24.3°C | 8.4°C | 15 mm | 73% | 2.9 m/s | 4.9 |
| 1987 ❄️ | 17.4°C | 13.8°C | 10.1°C | 23.3°C | 6.3°C | 51 mm | 74% | 3.4 m/s | 4.5 |
| 1986 | 20.0°C | 16.0°C | 12.0°C | 24.0°C | 7.8°C | 23 mm | 75% | 3.2 m/s | 4.8 |
| 1985 | 20.0°C | 16.4°C | 12.8°C | 26.8°C | 8.6°C | 61 mm | 78% | 3.2 m/s | 4.3 |
| 1984 | 18.5°C | 14.7°C | 11.0°C | 22.7°C | 7.3°C | 97 mm | 73% | 3.7 m/s | 4.4 |
| 1983 | 19.6°C | 16.0°C | 12.4°C | 24.5°C | 7.6°C | 96 mm | 75% | 3.6 m/s | — |
| 1982 | 20.4°C | 16.6°C | 12.9°C | 24.8°C | 8.1°C | 42 mm | 75% | 3.1 m/s | — |
| 1981 | 19.1°C | 15.8°C | 12.4°C | 23.1°C | 8.7°C | 87 mm | 76% | 3.7 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 19.6°C with lows near 12.5°C (mean 16.1°C), based on 45 years of NASA POWER data.
March averages 57 mm of rainfall in Scottsdale, one of the drier months. The wettest on record was 185 mm in 2020.
The hottest March reached 27.4°C in 2013. The coldest dipped to 5.7°C in 2011.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 0.7°C. Daytime highs moved from 19.5°C to 20°C and overnight lows from 12.3°C to 13.2°C over the same span.
March is one of the warmer months of the year in Scottsdale and one of the drier months, so plan for around 19.6°C daytime highs and 12.5°C at night.
Not quite — March is the 10th coolest month in Scottsdale, averaging 16.1°C.
For March in Scottsdale, pack light layers you can adjust through the day, with typical highs of 19.6°C and lows of 12.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 76% — quite humid.
Average wind speed in March is 3.5 m/s. The windiest March on record averaged 4.4 m/s (1995).
The wettest March on record was 2020 with 185 mm. On average, March sees 57 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 Scottsdale 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.
