San Ramon, CA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in San Ramon now
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San Ramon weather by the hour
San Ramon weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of San Ramon.
This week in San Ramon
Sunrise, sunset and moon in San Ramon
What is the weather usually like in San Ramon?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 89°F average high
- Decembercoldest month · 38°F average low
- 14.6 inprecipitation per year · 371 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit San Ramon: May–June and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station LIVERMORE, CA US (USC00044997), adjusted for the elevation of San Ramon.
San Ramon weather month by month
Sunrise and sunset in San Ramon through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:20 AM | 5:14 PM | 9 h 54 min |
| February | 6:55 AM | 5:48 PM | 10 h 52 min |
| March | 7:16 AM | 7:16 PM | 11 h 59 min |
| April | 6:30 AM | 7:44 PM | 13 h 14 min |
| May | 5:56 AM | 8:12 PM | 14 h 16 min |
| June | 5:43 AM | 8:32 PM | 14 h 49 min |
| July | 5:56 AM | 8:30 PM | 14 h 34 min |
| August | 6:22 AM | 8:02 PM | 13 h 39 min |
| September | 6:48 AM | 7:16 PM | 12 h 28 min |
| October | 7:15 AM | 6:31 PM | 11 h 16 min |
| November | 6:46 AM | 4:57 PM | 10 h 10 min |
| December | 7:14 AM | 4:51 PM | 9 h 36 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in San Ramon?
San Ramon has a hot-summer mediterranean climate. The warmest month is July, with an average high of 89°F (32°C), and the coldest is December, with average lows of 38°F (4°C).
It gets about 14.6 inches (371 mm) of precipitation a year. The wettest month is January and the driest is July.
The best time to visit San Ramon is May–June and September–October. At 486 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about San Ramon
Weather in towns near San Ramon
Questions about the weather in San Ramon
What is the hottest month in San Ramon?
July, with an average high of 89°F (32°C).
What is the coldest month in San Ramon?
December, with an average low of 38°F (4°C).
How much does it rain in San Ramon?
About 14.6 inches (371 mm) a year; the wettest month is January.
Does it snow in San Ramon?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit San Ramon?
May–June and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does San Ramon have?
Hot-summer mediterranean (Köppen Csa).
What is the weather like in San Ramon in November?
Highs average 65°F and lows 42°F, with about 1.5 inches of precipitation.
What time is sunrise in San Ramon?
Around 6:46 AM in mid-November, and sunset around 4:57 PM. Today’s exact times are shown above.
Where does this San Ramon weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of San Ramon.
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