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McDowell Mountain Regional Park

Arizona

About

McDowell Mountain Regional Park is a park in Arizona, about 4.4 miles from the community of Rio Verde. Trails such as Granite Trail, Wagner Trail and Tonto Tank Trail lie within about a mile of the park's center. That makes it a practical base for hiking close by. Typical averages from the weather station in Fountain Hills, about 6 miles away, show a desert year with no snow days in any month. The cooler months are the most comfortable for being outside. December and January highs average about 63 to 64°F, with lows in the mid-40s. March and November both run around 74°F by day and 51°F at night. Spring warms quickly: April averages 82°F and May 91°F. June through August average 101 to 103°F, and summer lows stay near 80°F in July and August. September is still about 97°F, and October eases to 87°F. Rain is infrequent, with one to four wet days a month. The wettest stretches are midwinter and late summer, with about four wet days each in January, February and August. For hiking, the closest options are Granite Trail and Wagner Trail, each about 0.8 miles away. Climbers can find Granite Ballroom and Rosetta Stone about 3 miles off. For an overnight stay, Box Bar campground is about 6 miles away.

Park size

21,088 acres

Inside this park

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Location

McDowell Mountain Regional Park

Arizona

Data source: padus local parks

Facts about this place

When to go

Best time to go: Nov–Apr. The mildest months here, with typical highs of 63–82°F and lows of 44–56°F.

Typical monthly averages (not a forecast) from the Fountain Hills, AZ weather station, 6 mi away. High / low in °F, and days with snow.

  1. Jan64° high45° low
  2. Feb67° high46° low
  3. Mar74° high51° low
  4. Apr82° high56° low
  5. May91° high64° low
  6. Jun101° high73° low
  7. Jul103° high80° low
  8. Aug102° high80° low
  9. Sep97° high74° low
  10. Oct87° high63° low
  11. Nov74° high51° low
  12. Dec63° high44° low

Source: NOAA NCEI U.S. Climate Normals 1991–2020

Where it is

  • McDowell Mountain Regional Park · Public land
Nearest town
Rio Verde, Arizona · 4.5 mi

Source: NIFC Jurisdictional Units; USGS GNIS populated places

Best time to visit McDowell Mountain Regional Park

Best months: November–April. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

  1. Jan

    64° / 45°

    4 wet

  2. Feb

    67° / 46°

    4 wet

  3. Mar

    74° / 51°

    3 wet

  4. Apr

    82° / 56°

    2 wet

  5. May

    91° / 64°

    1 wet

  6. Jun

    101° / 73°

    1 wet

  7. Jul

    103° / 80°

    3 wet

  8. Aug

    102° / 80°

    4 wet

  9. Sep

    97° / 74°

    3 wet

  10. Oct

    87° / 63°

    2 wet

  11. Nov

    74° / 51°

    2 wet

  12. Dec

    63° / 44°

    3 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Fountain Hills, AZ, 6 mi away at 1,580 ft. We don't have this place's elevation, so higher spots nearby can run cooler. Source: NOAA NCEI U.S. Climate Normals 1991–2020.