Click on a day for an hourly weather forecast
The weather in Sierra Nevada in May is very cold with temperatures between 2°C and 9°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Sierra Nevada during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Sierra Nevada can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Sierra Nevada in May 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.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 21° / 8° | 1 | 30 | 0 | 16 mm | Good | Sierra Nevada in January |
| February | 21° / 8° | 1 | 27 | 0 | 26 mm | Good | Sierra Nevada in February |
| March | 18° / 7° | 2 | 29 | 0 | 20 mm | Good | Sierra Nevada in March |
| April | 13° / 4° | 2 | 27 | 1 | 26 mm | Ok | Sierra Nevada in April |
| May | 9° / 2° | 3 | 26 | 2 | 28 mm | Bad | Sierra Nevada in May |
| June | 5° / -1° | 4 | 19 | 8 | 37 mm | Awful | Sierra Nevada in June |
| July | 4° / -3° | 5 | 17 | 10 | 34 mm | Awful | Sierra Nevada in July |
| August | 6° / -1° | 4 | 20 | 7 | 33 mm | Awful | Sierra Nevada in August |
| September | 10° / 1° | 3 | 24 | 4 | 26 mm | Bad | Sierra Nevada in September |
| October | 13° / 2° | 2 | 26 | 2 | 23 mm | Bad | Sierra Nevada in October |
| November | 17° / 4° | 2 | 28 | 0 | 21 mm | Good | Sierra Nevada in November |
| December | 19° / 7° | 1 | 29 | 0 | 17 mm | Good | Sierra Nevada in December |