Henninger Flats

3 mi east of Altadena, CA · Verizon 5G · AT&T 5G · T-Mobile 5G

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First comebooking

Oct–Junbest months

About Henninger Flats

Where: 3 mi east of Altadena, CA · 34.19296, -118.08982

Weather by month

66°

46°Jan

67°

46°Feb

70°

48°Mar

73°

50°Apr

77°

54°May

83°

59°Jun

89°

63°Jul

91°

64°Aug

88°

63°Sep

80°

57°Oct

72°

50°Nov

65°

44°Dec

Typical daily highs and lows (°F), 1991–2020 NOAA normals. Best months: Oct–Jun (comfortable days, mild nights, little rain). Nights below freezing: None.

See Henninger Flats from above

Fly over it in 3D, check today's weather and fire news, plan the drive and print a trip plan.

Fly over in 3D Directions

Trails near camp

Trail	Open to	From camp	Length
Idlehour Trail	Horse	0.7 mi	0.6 mi
Sam Merrill Trail (Lower)	Horse	2.0 mi	2.3 mi
Mt. Wilson	Horse	2.1 mi	1.0 mi
Castle Canyon	Horse	2.1 mi	1.8 mi
Echo Mtn	Horse	2.1 mi	0.9 mi
Sam Merrill (Middle)	Horse	2.2 mi	2.5 mi

Straight-line distance from camp, from Forest Service, BLM, state and OpenStreetMap trail data.

Good to know

Cell signal

Verizon 5G · AT&T 5G · T-Mobile 5G

From the carriers' FCC coverage maps, which tend to be generous.

Night sky: Suburban glow

No Milky Way; the brighter constellations still show.

Class 7 of 9, from NASA/NOAA night-light data.

Stargazing nearby: Griffith Observatory (Observatory), 22 mi.

RV essentials

Dump station: 14.1 mi
Water fill-up: 6.7 mi
Propane: 4 mi

Nearest of each within 25 miles, straight-line.

Henninger Flats

About Henninger Flats

Weather by month

Trails near camp

Good to know

Camps nearby