Late June through September for lake activities; December through March for skiing. Shoulder months (May, October) offer fewer crowds and lower prices but variable weather.. Summer (peak tourism score third week of July per WeatherSpark) offers warm days (~79°F), clear skies, and full access to beaches, hiking, and water sports on the lake. Winter ski season runs December–March with deep Sierra Nevada snowpack averaging 400+ inches. Spring/fall 'shoulder' seasons have mild temps but some services limited
| Month | High (°F) | Low (°F) | Notes |
|---|---|---|---|
| Jan | 39 | 28 | crisp & changeable |
| Feb | 40 | 27 | crisp & changeable |
| Mar | 43 | 30 | crisp & changeable |
| Apr | 50 | 33 | cool & mostly dry |
| May | 59 | 40 | cool & changeable |
| Jun | 70 | 50 | mild & sunny |
| Jul | 80 | 59 | warm & sunny |
| Aug | 79 | 59 | warm & sunny |
| Sep | 72 | 54 | warm & sunny |
| Oct | 60 | 43 | cool & mostly dry |
| Nov | 48 | 34 | cool & mostly dry |
| Dec | 39 | 28 | crisp & changeable |