| National Weather Service Forecast for:
4 Miles SE Saint Helena CA Issued by: National Weather Service San Francisco Bay Area/Monterey, CA |
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| Updated: 1:36 pm PDT Jul 12, 2026 | ||||||||||||||||||
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| Tonight |
Mostly cloudy, with a low around 59. Calm wind. |
| Monday |
Cloudy, then gradually becoming mostly sunny, with a high near 95. Light and variable wind. |
| Monday Night |
Partly cloudy, with a low around 63. Calm wind. |
| Tuesday |
Sunny and hot, with a high near 98. Calm wind becoming southwest around 6 mph in the afternoon. |
| Tuesday Night |
Mostly clear, with a low around 62. West southwest wind around 6 mph becoming calm in the evening. |
| Wednesday |
Sunny and hot, with a high near 97. |
| Wednesday Night |
Mostly clear, with a low around 56. |
| Thursday |
Mostly sunny, with a high near 92. |
| Thursday Night |
Mostly clear, with a low around 54. |
| Friday |
Mostly sunny, with a high near 88. |
| Friday Night |
Partly cloudy, with a low around 55. |
| Saturday |
Partly sunny, with a high near 85. |
| Saturday Night |
Partly cloudy, with a low around 57. |
| Sunday |
Partly sunny, with a high near 88. |
Forecast from NOAA-NWS for 4 Miles SE Saint Helena CA.
