| National Weather Service Forecast for:
Donner Summit CA Issued by: National Weather Service Sacramento, CA |
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| Updated: 2:00 am PDT Jun 22, 2026 | ||||||||||||||||||
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| Overnight |
Clear, with a steady temperature around 49. Calm wind. |
| Monday |
Sunny, with a high near 78. Calm wind becoming west southwest 5 to 7 mph in the afternoon. |
| Monday Night |
Mostly clear, with a low around 46. West wind around 6 mph becoming calm in the evening. |
| Tuesday |
Sunny, with a high near 77. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph. |
| Tuesday Night |
Clear, with a low around 46. West southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph. |
| Wednesday |
Sunny, with a high near 76. |
| Wednesday Night |
Clear, with a low around 45. |
| Thursday |
Sunny, with a high near 73. |
| Thursday Night |
Mostly clear, with a low around 45. |
| Friday |
Mostly sunny, with a high near 65. |
| Friday Night |
Mostly clear, with a low around 42. |
| Saturday |
Sunny, with a high near 62. |
| Saturday Night |
Clear, with a low around 38. |
| Sunday |
Sunny, with a high near 67. |
Forecast from NOAA-NWS for Donner Summit CA.
