McDowell Mountain Regional Park
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
Trails
Climbing
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.
- Jan64° high45° low
- Feb67° high46° low
- Mar74° high51° low
- Apr82° high56° low
- May91° high64° low
- Jun101° high73° low
- Jul103° high80° low
- Aug102° high80° low
- Sep97° high74° low
- Oct87° high63° low
- Nov74° high51° low
- Dec63° high44° low
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
Nearby
- Granite TrailHiking0.8 mi
- Wagner TrailHiking0.8 mi
- Tonto Tank TrailHiking0.9 mi
- Granite BallroomRock climbing2.9 mi
- Rosetta StoneRock climbing3 mi
Sven TowersRock climbingPhoto: HTBFTBO, CC BY-SA 4.0 (via Wikimedia Commons)3.2 mi- Box BarCamping6 mi
- Riverside CampgroundCamping10 mi
Source: Roamze catalog (indexable pages within 10 miles, PostGIS distance)
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.
Jan
64° / 45°
4 wet
Feb
67° / 46°
4 wet
Mar
74° / 51°
3 wet
Apr
82° / 56°
2 wet
May
91° / 64°
1 wet
Jun
101° / 73°
1 wet
Jul
103° / 80°
3 wet
Aug
102° / 80°
4 wet
Sep
97° / 74°
3 wet
Oct
87° / 63°
2 wet
Nov
74° / 51°
2 wet
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.