San Ramon, California Weather
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Weather Forecast for San Ramon, California : Contra Costa County
Issued: 1:26 pm PDT Sep 15, 2025 Latitude: 37.7799273 Longitude: -121.9780153 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 Partly Sunny on Thursday 10% chance of rain on Friday 10% chance of rain on Saturday Mostly Sunny on Sunday Sunny on Monday
Low: 63°F High: 97°F High: 92°F High: 82°F High: 83°F High: 81°F High: 81°F High: 84°F
Low: 61°F Low: 62°F Low: 61°F Low: 60°F Low: 59°F Low: 59°F  
Clear Sunny Sunny Partly Sunny Rain Rain Mostly Sunny Sunny
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Current Conditions at
LIVERMORE - (KLVK)
84°
Clear
as of 7:53 PM PDST
Rel. Humidity: 32%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
3 MPH
350° North
Cloud Level(s): Clear
Current Conditions at
HAYWARD - (KHWD)
73°
Clear
as of 7:54 PM PDST
Rel. Humidity: 60%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
6 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
OAKLAND - (KOAK)
72°
Clear
as of 7:53 PM PDST
Rel. Humidity: 64%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: VFR
Wind Data
7 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
CONCORD - (KCCR)
79°
Clear
as of 7:53 PM PDST
Rel. Humidity: 41%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
5 MPH
330° Northwest
Cloud Level(s): Clear
Clear on Tonight Tonight... Clear, with a low around 63. Calm wind.
Sunny on Tuesday Tuesday... Sunny and hot, with a high near 97. Calm wind becoming west around 6 mph in the afternoon.
Clear on Tuesday Night Tuesday Night... Clear, with a low around 61. West wind 5 to 9 mph becoming calm in the evening.
Sunny on Wednesday Wednesday... Sunny, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 62. West wind 5 to 9 mph becoming light southwest in the evening. Winds could gust as high as 18 mph.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 82.
30% chance of thunderstorms Thursday Night Thursday Night... A slight chance of showers, then a chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
10% chance of rain Friday Friday... A slight chance of showers. Mostly sunny, with a high near 83.
10% chance of rain Friday Night Friday Night... A slight chance of showers after 11pm. Partly cloudy, with a low around 60.
10% chance of rain Saturday Saturday... A slight chance of showers before 11am. Mostly sunny, with a high near 81.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 59.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 81.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 59.
Sunny on Monday Monday... Sunny, with a high near 84.
Current Radar Image


Sun Almanac for San Ramon, California
Sunrise: 06:50 AM
Sunset: 7:15 PM
Civil Sunrise:06:24 AM
Civil Sunset: 7:42 PM
Nautical Sunrise: 05:53 AM
Nautical Sunset: 8:13 PM
Astro Sunrise: 05:22 AM
Astro Sunset: 8:44 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.