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Grantville School, CA Weather Forecast
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Grantville School Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 | | | | | |  |  |  | | | |
| Patchy Fog | Patchy Fog | Patchy Fog | Patchy Fog | Patchy Fog | Patchy Fog | Partly Cloudy | Partly Cloudy | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Lo: 71°FLo: 22°C | Hi: 94°FHi: 34°C | Lo: 72°FLo: 22°C | Hi: 96°FHi: 36°C | Lo: 73°FLo: 23°C | Hi: 97°FHi: 36°C | Lo: 72°FLo: 22°C | Hi: 92°FHi: 33°C | Lo: 70°FLo: 21°C | Hi: 88°FHi: 31°C | Lo: 67°FLo: 19°C | Hi: 85°FHi: 29°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1201 PM PDT Tue Aug 25 2026 
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Issued: 106 PM PDT Tue Aug 25 2026
Discussion
...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
This afternoon...Skies are clear except over the mountains where cumulus clouds have developed. There is a chance that some showers or tstms could develop over the mtns later this afternoon and may drift into the deserts. Temperatures are generally higher than at this time yesterday...especially in the lower deserts where temperatures are as much as 12 deg...