
| National Weather Service Forecast for:
Grass Valley CA Issued by: National Weather Service Sacramento, CA |
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| Updated: 2:01 pm PDT Apr 4, 2026 | ||||||||||||||||||
|
| Tonight |
Partly cloudy, with a low around 49. Light east wind. |
| Sunday |
Sunny, with a high near 75. Light and variable wind. |
| Sunday Night |
Partly cloudy, with a low around 49. Calm wind. |
| Monday |
Sunny, with a high near 74. Calm wind becoming west southwest around 5 mph in the afternoon. |
| Monday Night |
Clear, with a low around 47. Light and variable wind. |
| Tuesday |
Sunny, with a high near 71. |
| Tuesday Night |
Partly cloudy, with a low around 48. |
| Wednesday |
A slight chance of rain, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 67. |
| Wednesday Night |
A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 47. |
| Thursday |
A chance of rain. Partly sunny, with a high near 62. |
| Thursday Night |
A chance of rain. Partly cloudy, with a low around 45. |
| Friday |
A slight chance of rain. Mostly sunny, with a high near 65. |
| Friday Night |
A slight chance of rain. Partly cloudy, with a low around 46. |
| Saturday |
A slight chance of rain. Mostly sunny, with a high near 66. |
Forecast from NOAA-NWS for Grass Valley CA.