Weimar Weather Forecast

Weimar, California is a small unincorporated community located in Placer County.

Last Updated: November 15, 2025

Summary

Situated in the Sierra Nevada foothills, Weimar enjoys a Mediterranean climate characterized by hot, dry summers and mild, wet winters. Summers see average temperatures reaching the mid-90s°F (mid-30s°C), while winters average around 50°F (10°C). The region experiences occasional snowfall during the winter months.

The area's hydrology constituents are primarily shaped by the North Fork of the American River, which flows nearby. This river serves as a vital water source for the region and offers opportunities for various water-based recreational activities such as fishing, boating, and swimming.

Outdoor enthusiasts in Weimar can also take advantage of the nearby Auburn State Recreation Area, known for its extensive trail system spanning over 100 miles, catering to hikers, mountain bikers, and equestrians. The area offers stunning views of the American River Canyon and opportunities for camping, picnicking, and wildlife viewing.

In summary, Weimar, California experiences a Mediterranean climate with hot summers and mild winters. The North Fork of the American River provides hydrological significance and recreational opportunities, while the Auburn State Recreation Area offers a wealth of outdoor activities for nature lovers.

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Weather Forecast

Weimar receives approximately 1140mm of rain per year, with humidity levels near 63% and air temperatures averaging around 15°C. Weimar has a plant hardyness factor of 9, meaning plants and agriculture in this region tend to thrive here all year round.