Lassen Peak

Location: Shasta County, CA, US

Elevation: 10,462 feet

1 recorded summits

Current Conditions

Weather: Clear sky

Temperature: 34°F

Wind: 2 mph

Humidity: 42%

Best day: 2026-05-22 (score: 95/100)

2026-05-22: Excellent (95/100) - Clear skies, calm winds
2026-05-23: Excellent (95/100) - Clear skies, calm winds
2026-05-24: Excellent (90/100) - Partly cloudy, calm winds
2026-05-25: Good (78/100) - Clear skies, strong winds
2026-05-26: Good (55/100) - Overcast, calm winds, cold
2026-05-27: Good (72/100) - Partly cloudy, calm winds, cold
2026-05-28: Good (80/100) - Partly cloudy, calm winds, cool

AQI: 31 (Good)

Lassen National Park Highway Under Seasonal Closure: The main park road (Hwy 89) is closed to through travel due to winter snow accumulation. Vehicle access is limited to Sulphur Works from the southwest entrance and to Devastated Area from the northwest entrance at Manzanita Lake. Hiking and biking are allowed on closed sections of the road, but caution is warranted as road clearing operations are currently underway.
Road to Juniper Lake Closed for Repairs: Road to Juniper Lake is closed to vehicle access due to needed repairs. Road leading to Juniper Lake sustained significant damage outside of the park with no ETA for repair.
Bumpass Hell Trail Closed: The Bumpass Hell Trail is under a seasonal closure due to accumulated winter snow. This is an annual closure to prevent injury from treacherous trail conditions. The trail typically remains closed through mid-July. Learn more
Visitor Phone Line Intermittent: You may experience problems reaching park staff via the main visitor phone line which functions intermittently. You may email the park at lavo_information@nps.gov with general park questions.
Lasting Effects from 2021 Dixie Fire: Some facilities, infrastructure, and areas remain closed; please adhere to all closure signs. In re-opened areas, hazards like fallen trees, loose/falling rock, undefined trails, and hidden stump holes exist. Click more to learn about burned area safety.