Rodeo.

The definitive guide to dark skies and celestial observation in Rodeo, CA. Verified using National Park Service and NASA Night Sky Network Clubs data.

Bortle Scale
6
Best Regional Reading
Sky Quality
19.82
SQM Zenith Value
Verified Sites
5
Community Vetted
Dark Sky Parks
2
IDA Certified Nearby

Quick Guide for Rodeo

  • Top Community Pick: Mount Diablo - Lower Summit Parking Lot (~18.5 miles)
  • Best Scientific Reading: Bortle 6 at Panorama Hwy
  • Local Experts: Hercules Stargazers
  • Verified Observations: 5 distinct spots

Stargazing in Rodeo is surprisingly rewarding if you know exactly where to set up your tripod. While enthusiasts often gather at Mount Diablo - Lower Summit Parking Lot for its accessibility, scientific audits conducted by the National Park Service at Panorama Hwy provide the most accurate reading of the regional sky quality, measuring at a Bortle 6. Atmospheric stability in the Rodeo region is often influenced by local topography, which can help settle the air for high-magnification viewing.

The Best Times for Stargazing in Rodeo

Since Rodeo sits in a transitional light zone, viewing is best during the New Moon or after midnight when some commercial lighting is reduced.

Expert Tips for Rodeo Observers

When visiting Mount Diablo - Lower Summit Parking Lot, remember to check if the gates close at sunset or if a night-use permit is required. For the best views the site, try to observe targets when they are highest in the sky to minimize atmospheric interference. Local enthusiasts often frequent this spot, making it a great place to meet experienced observers. Regardless of your gear, allow 30 minutes for your eyes to fully dark-adapt.

Local Top Spots

Community-vetted locations known for clear horizons and accessibility for telescopes and astrophotography.

Premier Verified Hub Confidence: 100%

Mount Diablo - Lower Summit Parking Lot

18.5 mi
Distance

" Participate in hands-on astronomy activities followed by supervised observing through the many different telescopes of MDAS members. Bring snacks, water, binoculars, and warm clothes. "

Clayton, CA 94517
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Premier Verified Hub Confidence: 90%

Foxboro Park

1.6 mi
Distance

" Standard Advice: Dress in layers as temperatures drop quickly after sunset. Use a red-light flashlight to preserve your night vision. "

Hercules, CA NaN
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Premier Verified Hub Confidence: 85%

Lindsay Wildlife Experience / Larkey Park Astronomy

13.9 mi
Distance

" {"Day camp for 8-11 year olds exploring habitats from the Earth to exo-planets. "

Walnut Creek, CA 94597
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Active Viewing Spot Confidence: 82.5%

Caesar Chavez Park

11.5 mi
Distance

" Standard Advice: Dress in layers as temperatures drop quickly after sunset. Use a red-light flashlight to preserve your night vision. "

Berkeley, CA 94710
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Active Viewing Spot Confidence: 80%

Twin canyon girl scout camp

12.7 mi
Distance

" Standard Advice: Dress in layers as temperatures drop quickly after sunset. Use a red-light flashlight to preserve your night vision. "

Lafayette, CA 94549
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Scientific Audit

NPS Sky Measurements

Instrumented readings from the National Park Service Night Sky Program, providing the most accurate SQM and Bortle classifications.

Panorama Hwy

Golden Gate NRA

19.62 SQM
Bortle Class 6

"slight low haze toward SF, otherwise clear"

Observation Date
5/22/2008
Elevation
260m
Zenith Brightness
19.92

Hill SE of 4 corners

Golden Gate NRA

19.82 SQM
Bortle Class 6

"This fog over coast, some over SF, but mostly clear"

Observation Date
9/16/2009
Elevation
260m
Zenith Brightness
20.07

International Dark Sky Parks

Premier locations certified for their exceptional dark sky quality and commitment to light pollution mitigation.

IDA Certified Distance: 287.4 miles

Massacre Rim Wilderness Study Area

Nestled between the Black Rock Desert-High Rock Canyon Emigrant Trails National Conservation Area (BRNCA) and the Sheldon National Wildlife Refuge (SNWR)…

Category
International Dark Sky Sanctuary
Certified
2019
Land Area
409.9 km2
Coordinates
41.7008, -119.6842
IDA Certified Distance: 287.5 miles

Oregon Caves National Monument and Preserve

Nestled in the heart of the Siskiyou Mountains, Oregon Caves National Monument and Preserve is located in southern Oregon, United States, and provides a gateway…

Category
International Dark Sky Park
Certified
2024
Land Area
18.42 Sq. Km
Coordinates
42.1032, -123.4019

Local Astronomy Clubs

Connect with experts and fellow enthusiasts through local astronomical societies and community groups.

NASA Night Sky Club ID
#428

Hercules Stargazers

Hercules, CA

NASA Night Sky Club ID
#5

Mount Diablo Astronomical Society

Walnut Creek, CA