| NWS Forecast for: Hercules CA Issued by: National Weather Service San Francisco Bay Area/Monterey, CA Last Update: 12:26 pm PST Nov 14, 2025 | |
| This Afternoon: A 20 percent chance of showers. Mostly sunny, with a high near 17. West southwest wind around 8 km/h. Tonight: Partly cloudy, with a low around 11. Calm wind. Saturday: A 20 percent chance of rain after 10am. Mostly cloudy, with a high near 18. Calm wind becoming west southwest 5 to 10 km/h in the morning. New precipitation amounts of less than 1 mm possible. Saturday Night: A 50 percent chance of rain. Cloudy, with a low around 13. South southwest wind 11 to 14 km/h. New precipitation amounts between 1 and 2.5 mm possible. Sunday: Rain likely, then showers and possibly a thunderstorm after 4pm. High near 16. South southwest wind 16 to 18 km/h, with gusts as high as 29 km/h. Chance of precipitation is 80%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms. Sunday Night: Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Low around 11. Chance of precipitation is 80%. New precipitation amounts between 2.5 and 5 mm possible. Monday: A 50 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 14. Monday Night: A slight chance of rain before 10pm. Partly cloudy, with a low around 8. Tuesday: Mostly sunny, with a high near 16. Tuesday Night: Mostly clear, with a low around 8. Wednesday: A slight chance of rain. Mostly sunny, with a high near 15. Wednesday Night: A chance of rain. Mostly cloudy, with a low around 10. Thursday: A chance of rain. Partly sunny, with a high near 14. Thursday Night: A chance of rain. Mostly cloudy, with a low around 10. Friday: A slight chance of rain. Mostly sunny, with a high near 16. | |
| Hercules CA 38.02°N 122.27°W (Elev. 92 m) | |
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