Best Fall Cool Weather Hikes in Griffith Park
By October, Griffith Park sheds its summer heat and becomes one of Los Angeles's most rewarding places to hike. Cooler mornings, lower smog, and the occasional golden-leafed sycamore make fall the park's most comfortable season on foot. Whether you're chasing city skyline views or quiet chaparral trails, the window between late September and late November delivers the best conditions Griffith Park sees all year.
Top 8 cool weather hikes for fall
The summit delivers 360-degree views of the LA basin, best appreciated on crisp fall mornings when visibility is sharp. Light crowds on weekday afternoons make this a relaxed autumn outing.
Connecting multiple fire roads and footpaths around the Observatory, this loop catches coastal breezes and clear skyline views once summer haze lifts. Sycamores along the lower sections show early fall color.
A more direct climb to Mt. Hollywood's summit starting from the Observatory parking area, this trail is shadier in the morning hours and noticeably more comfortable in fall temperatures.
One of Griffith Park's longer canyon routes, Brush Canyon stays shaded well into the morning and offers a genuine wilderness feel inside city limits. Fallen leaves from native trees begin carpeting the trail floor by late October.
Fern Dell's shaded streamside path is lush in fall and surprisingly cool even midday. The gentle grade makes it accessible for all fitness levels looking for a mellow autumn walk.
A quieter fire road corridor on the park's western edge, this trail sees far less foot traffic than the Observatory routes. Fall light through the chaparral makes for excellent early-morning photography.
A less-traveled approach to the Observatory from the east, this trail rewards hikers with unobstructed views toward Glendale and the San Gabriel Mountains, especially clear on cool fall days.
This beloved community garden tucked into the Griffith Park hillside is at its most pleasant in fall when temperatures drop and the volunteer-maintained plantings are vibrant. The adjacent loop trails are short, scenic, and uncrowded.
Why Fall Is Griffith Park's Best Hiking Season.
Summer in Griffith Park means heat radiating off exposed chaparral slopes, hazy skies, and midday temperatures that push most hikers off the trail by 10 a.m. Fall flips that script. From late September onward, marine layer mornings give way to clear, cool afternoons rather than scorching ones. Santa Ana winds, while occasionally gusty, also scrub the LA basin of smog and deliver some of the year's longest-range views from the Mt. Hollywood summit. Native sycamores and cottonwoods along lower canyon trails add patches of gold and amber that are genuinely rare in the LA urban landscape. For city hikers, fall is the season when Griffith Park actually feels like a mountain escape.
Trail Conditions and What to Expect in Autumn.
Griffith Park's trails are mostly hard-packed dirt and fire road, which means they drain quickly after the first fall rains and dry out within a day or two of any precipitation. Early fall — September and early October — can still feel like an extension of summer, with afternoon highs in the high 70s. By November, morning starts below 55°F are common and ridge-line winds make a light jacket essential. Trail surfaces remain generally dry and firm throughout fall, making traction a non-issue on most routes. The exception is steep sections of Brush Canyon and Western Canyon after the season's first significant rain, when loose soil can become slippery. Wildfire smoke from inland or mountain fires can occasionally reduce air quality even on otherwise cool days — check AirNow before heading out.
Fall Color in an Urban Chaparral Park.
Griffith Park isn't Vermont, but fall color does exist if you know where to look. Big-leaf maples, California sycamores, and non-native ornamental trees planted along the Fern Dell corridor and near the old zoo area transition to yellow and orange from late October into November. The canyon bottoms — particularly Brush Canyon and Fern Dell — concentrate moisture and support deciduous species that the exposed ridgelines cannot. Even the chaparral takes on a different quality in fall: dried sage turns silver, toyon berries ripen to red, and the overall palette shifts from summer's bleached tans to richer, warmer earth tones. Combining a canyon trail with a ridge loop gives you both the color and the views in a single outing.
Group Hiking Etiquette and Safety in a City Park.
Griffith Park is an urban park visited by millions of people annually, and fall's comfortable weather concentrates hikers on popular routes. When hiking in a group, keep your party to the right on fire roads to allow faster hikers and cyclists to pass. Stay on designated trails — Griffith Park's hillsides are prone to erosion and off-trail cutting accelerates trail damage. If you're planning a group of more than six people, early morning or weekday starts dramatically reduce friction with other park users. For solo hikers, especially on less-trafficked routes like Western Canyon or East Observatory Trail, letting someone know your plan before you head out is simple but important. Griffith Park has no cell dead zones on most main trails, but signal can drop in deeper canyon sections.
Planning tips
- Start hikes before 9 a.m. on weekends to beat crowds at popular trailheads like the Observatory and Mt. Hollywood — fall still draws strong visitor numbers on clear days.
- Carry at least one liter of water per person even in cool weather; chaparral trails dry out fast and shade is limited on the upper ridgelines.
- Griffith Park's parking lots fill quickly on weekends regardless of season — consider arriving via the LADOT Griffith Park shuttle or cycling in from Los Feliz.
- Layers are essential in October and November: Griffith Park mornings can be in the low 50s Fahrenheit while afternoons climb back into the mid-70s, especially after a Santa Ana wind event.
- Check the LA Recreation and Parks website before heading out, as sections of Griffith Park are occasionally closed after rain events due to erosion and trail damage on steeper fire roads.
Hike a TrailMates group event this fall
Ready to make the most of fall hiking in Griffith Park? TrailMates lets you find hikers who match your pace and skill level, plan group outings with the park's best autumn trails, and explore city-scope events built around cool-weather season hikes. Download TrailMates and connect with your next hiking crew before the season peaks.