San Ramon (CA) Temperature by Month
This graph shows the average minimum and maximum temperatures throughout the year in San Ramon (California), the United States of America. The minimum temperature is often recorded between 4 AM and 6 AM, while the highest temperature is usually reached at 3 PM. During this time the sun's heating effect is the strongest.
Temperature patterns do vary with the seasons. In winter, the time of minimum and maximum temperatures can shift slightly compared to summer.
- On average, the warmest month(s) are July, August and September.
- On average, the warmest month is July with 30°C.
- On average, the coolest month is December with 14°C.
- The average annual maximum temperature is 22°C.
- The average annual minimum temperature is 9°C.
Current temperature in San Ramon (CA)
Sat Nov 23
15°C | 7°C
SW 
14 km/h
14 km/h2.3 mm
partly cloudy and chance of rain
Sun Nov 24
16°C | 5°C
S 14 km/h
14 km/h2.7 mm
partly cloudy and rain
Mon Nov 25
15°C | 8°C
N 7 km/h
7 km/h11 mm
overcast and heavy rain
