Mammoth Mountain, California will experience excellent spring conditions from Wednesday, May 6th through Saturday, May 9th, 2026. Temperatures will range from a low of 38°F to highs near 58°F, with feels-like temperatures averaging around 46°F. High pressure at 1018.4 mb will dominate the region, ensuring stable weather patterns throughout the forecast period.
Predominantly clear skies are expected with minimal cloud cover averaging just 7%. Humidity levels will remain comfortable at 44%, while dew points around 26°F indicate dry air. Moderate southwest winds averaging 12 mph will provide pleasant conditions. Barometric pressure remains steady, supporting the favorable weather pattern.
Wednesday through Saturday will feature sunny to mostly clear conditions, ideal for late-season mountain activities. Only minimal precipitation is anticipated, with a trace amount (0.1 inches) possible as a mix of rain and snow on Wednesday. No measurable snowfall accumulation is expected during this period. The resort remains operational with excellent visibility and comfortable daytime temperatures. Overnight lows in the upper 30s will require light layers, while afternoon highs in the upper 50s will feel spring-like under abundant sunshine.