Greystone, California Weather
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Weather Forecast for Greystone, California : Santa Clara County
Issued: 1:26 pm PDT Sep 15, 2025 Latitude: 37.2213333 Longitude: -121.8468972 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Clear on Tonight Sunny on Tuesday Sunny on Wednesday 20% chance of on Thursday 20% chance of thunderstorms on Friday 10% chance of rain on Saturday Patchy Fog on Sunday Sunny on Monday
Low: 63°F High: 94°F High: 93°F High: 84°F High: 85°F High: 84°F High: 83°F High: 86°F
Low: 63°F Low: 63°F Low: 63°F Low: 61°F Low: 60°F Low: 59°F  
Clear Sunny Sunny Partly Sunny Thunderstorms Rain Patchy Fog Sunny
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Current Conditions at
SAN JOSE REID - (KRHV)
86°
Clear
as of 6:47 PM PDST
Rel. Humidity: 37%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
10 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
SAN JOSE INTL - (KSJC)
81°
Clear
as of 6:53 PM PDST
Rel. Humidity: 51%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
9 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
MOUNTAIN VIEW NAS - (KNUQ)
75°
Clear
as of 7:15 PM PDST
Rel. Humidity: 60%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
6 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
PALO ALTO - (KPAO)
75°
Clear
as of 6:47 PM PDST
Rel. Humidity: 60%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
10 MPH
330° Northwest
Cloud Level(s): Clear
Clear on Tonight Tonight... Clear, with a low around 63. Light and variable wind.
Sunny on Tuesday Tuesday... Sunny, with a high near 94. Calm wind becoming west northwest around 5 mph in the afternoon.
Clear on Tuesday Night Tuesday Night... Clear, with a low around 63. West northwest wind 5 to 8 mph becoming calm in the evening.
Sunny on Wednesday Wednesday... Sunny, with a high near 93. Calm wind becoming west northwest around 6 mph in the afternoon.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 63. West northwest wind 5 to 9 mph becoming calm in the evening.
20% chance of Thursday Thursday... A 20 percent chance of showers after 11am. Partly sunny, with a high near 84. New precipitation amounts of less than a tenth of an inch possible.
30% chance of thunderstorms Thursday Night Thursday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
20% chance of thunderstorms Friday Friday... A chance of showers and thunderstorms. Partly sunny, with a high near 85.
10% chance of rain Friday Night Friday Night... A slight chance of showers. Partly cloudy, with a low around 61.
10% chance of rain Saturday Saturday... A slight chance of showers. Mostly sunny, with a high near 84.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 60.
Patchy Fog on Sunday Sunday... Patchy fog. Otherwise, mostly sunny, with a high near 83.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 59.
Sunny on Monday Monday... Sunny, with a high near 86.
Current Radar Image


Sun Almanac for Greystone, California
Sunrise: 06:50 AM
Sunset: 7:15 PM
Civil Sunrise:06:24 AM
Civil Sunset: 7:41 PM
Nautical Sunrise: 05:53 AM
Nautical Sunset: 8:11 PM
Astro Sunrise: 05:22 AM
Astro Sunset: 8:43 PM
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