| National Weather Service Forecast for:
Walnut Creek CA Issued by: National Weather Service San Francisco Bay Area/Monterey, CA |
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| Updated: 5:12 am PDT Mar 19, 2026 | ||||||||||||||||||
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| Today |
Sunny, with a high near 94. Calm wind becoming north around 6 mph in the afternoon. |
| Tonight |
Clear, with a low around 60. Calm wind. |
| Friday |
Sunny, with a high near 94. Calm wind becoming north northwest around 5 mph in the afternoon. |
| Friday Night |
Increasing clouds, with a low around 58. West northwest wind around 5 mph becoming light and variable after midnight. |
| Saturday |
Partly sunny, with a high near 86. Calm wind becoming west 5 to 7 mph in the afternoon. |
| Saturday Night |
Mostly clear, with a low around 52. |
| Sunday |
Sunny, with a high near 84. |
| Sunday Night |
Mostly clear, with a low around 50. |
| Monday |
Sunny, with a high near 83. |
| Monday Night |
Mostly clear, with a low around 53. |
| Tuesday |
Sunny, with a high near 84. |
| Tuesday Night |
Mostly clear, with a low around 51. |
| Wednesday |
Sunny, with a high near 78. |
Forecast from NOAA-NWS for Walnut Creek CA.
