The weather in Sierra Nevada in August is very cold with temperatures between -1°C and 6°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Sierra Nevada during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
You can expect a few days of snow in Sierra Nevada during August. It’s important to get out your snow boots and warm mittens to stay warm while you explore Sierra Nevada.
Our weather forecast can give you a great sense of what weather to expect in Sierra Nevada in August 2026.
If you’re planning to visit Sierra Nevada in the near future, we highly recommend that you review the 14 day weather forecast for Sierra Nevada before you arrive.
Temperatures
6° / -1°
Rainy Days
4
Snowy Days
7
Dry Days
20
Rainfall
33
mm
Sun Hours
10.6
Hrs
