| NWS Forecast for: Saint Helena CA Issued by: National Weather Service San Francisco Bay Area/Monterey, CA Last Update: 3:02 pm PDT Jul 14, 2025 | |
| Tonight: Patchy fog after 1am. Otherwise, increasing clouds, with a low around 52. West wind around 6 mph becoming calm in the evening. Tuesday: Areas of fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 84. Calm wind becoming west southwest around 6 mph in the afternoon. Tuesday Night: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 51. West southwest wind around 5 mph becoming calm in the evening. Wednesday: Areas of fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming south southwest around 5 mph in the afternoon. Wednesday Night: Areas of fog after 2am. Otherwise, partly cloudy, with a low around 50. Southwest wind around 6 mph becoming calm in the evening. Thursday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 82. Thursday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 50. Friday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 85. Friday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 51. Saturday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 87. Saturday Night: Patchy fog. Otherwise, mostly clear, with a low around 51. Sunday: Areas of fog. Otherwise, sunny, with a high near 88. Sunday Night: Patchy fog. Otherwise, partly cloudy, with a low around 51. Monday: Areas of fog. Otherwise, sunny, with a high near 84. | |
| Saint Helena CA 38.51°N 122.46°W (Elev. 203 ft) | |
Visit your local NWS office at: https://www.weather.gov/mtr |