Donner Lake
Lake Mountain lake near Donner Pass, Sierra Nevada
At Donner Lake near Truckee, California, visitors boat, fish and swim while also engaging with the area’s Donner Party history and the hiking trails around Donner Pass.
Donner Lake is an alpine lake at the eastern base of Donner Pass in the Sierra Nevada of northern California near the town of Truckee. The lake is historically linked to the 1846-47 Donner Party tragedy.
Outdoor recreation is a primary draw - the lake is used for swimming, boating, fishing and lakeside picnics in summer, and its shoreline and nearby trails are visited for hiking and winter scenery. The nearby state park interprets the Donner Party history and provides trails and picnic facilities.
The lake became part of the local transportation and recreation landscape after settlement and the construction of the transcontinental railroad and highways in the Sierra Nevada, with the memorial park established to commemorate the 1846-47 events.
Donner Lake lies immediately west of the town of Truckee in Nevada County, California, at the base of Donner Pass on the Interstate 80 corridor through the Sierra Nevada.
- Historical association: The lake sits at high elevation in the Sierra Nevada and is historically associated with the 1846-47 Donner Party migration across the mountains.
- Size and elevation: Surface elevation is about 5,900 feet (roughly 1,800 metres), and the lake is narrow and roughly two miles long, making it a compact alpine water body for boating and swimming.
What to See #
- Donner Memorial State Park: A state park and memorial located on the lake's southwestern shore that interprets the 1846-47 Donner Party events and provides trails and picnic facilities.
How to Get to Donner Lake #
Donner Lake is adjacent to Truckee, California, and accessible from Interstate 80. From Truckee take Donner Pass Road/Old Highway 40 to the lake area; public transit and regional buses connect Truckee to Reno and Sacramento with shuttle or taxi options for final access. Donner Memorial State Park provides trailheads and interpretive sites.
Tips for Visiting Donner Lake #
- Early morning is best for glassy reflections and quieter access; summer afternoons are hot and buggy.
- Explore Donner Memorial State Park on the lake's north shore for history panels about the Donner Party and pioneer crossings.
- Boat launches and marinas provide water access; check local rules for motorized and non-motorized craft.
Best Time to Visit Donner Lake #
Summer offers the best recreational access; winter transforms the lake into a snowy alpine scene. Shoulder seasons provide quieter visits.
Weather & Climate near Donner Lake #
Donner Lake's climate is classified as Warm-Summer Continental (Dry Summer) - Warm-Summer Continental (Dry Summer) climate with mild summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -9°C to 26°C. Moderate rainfall (896 mm/year) with a pronounced dry season.
January
January is the coldest month with highs of 4°C and lows of -9°C. The wettest month with heavy rain (165 mm).
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February
February is freezing with highs of 6°C and lows of -8°C. Significant rainfall (145 mm).
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March
March is cold with highs of 8°C and lows of -5°C. Significant rainfall (124 mm).
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April
April is cold with highs of 11°C and lows of -3°C. Moderate rainfall (52 mm).
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May
May is cold with highs of 16°C and lows of 0°C. Moderate rainfall (37 mm).
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June
June is cool with highs of 22°C and lows of 4°C. Light rainfall.
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July
July is cool with highs of 26°C and lows of 6°C. The driest month with just 9 mm.
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August
August is cool with highs of 26°C and lows of 6°C. Light rainfall.
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September
September is cool with highs of 23°C and lows of 3°C. Light rainfall.
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October
October is cold with highs of 17°C and lows of -1°C. Moderate rainfall (54 mm).
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November
November is cold with highs of 9°C and lows of -5°C. Significant rainfall (122 mm).
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December
December is freezing with highs of 4°C and lows of -8°C. Significant rainfall (131 mm).