Air Quality in San Ramon, United States

Clear
26.5°C · 31.9% humidity
26.5°
Feels 26.5°
68
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast

Nearby Monitoring Stations

AQI Forecast
54 1pm
54
54
68 4pm
64
61
59 7pm
58
57
56 10pm
55
55
55 1am
54
54
54 4am
54
54
54 7am
54
54
34 10am
34
34
AD 728×90

Air Quality Index Trend

46h · 102 stn

San Ramon's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in San Ramon is 1.4× the WHO 24-hour guideline of 15 µg/m³.

31.9%
Humidity
28.1 km/h
Wind SW
1010.6 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
68
20.3 µg/m³
PM10
56
66.15 µg/m³
050100150200300500

What is the weather forecast for San Ramon?

Temperature & Precipitation

PM2.5 Trend

46h · 102 stations
PM2.520.3 µg/m³ ×1.4 WHO
Moderate
PM1066.15 µg/m³
Moderate
UV INDEX17.4
Extreme
AD 300×250

What is the 7-day forecast for San Ramon?

08-03
29.2° 12.9°
08-04
24.2° 12.9°
08-05
32.3° 11.6°
08-06
30.4° 11.9°
08-07
26.7° 14.0°
08-08
28.9° 13.8°
08-09
33.0° 11.9°
Both models agree Avg diff: 3.6°C

Where are air quality stations near San Ramon?

28
Berkeley-Dublin
11.4 km PM2.5: 6.6 µg/m³
48
Grass Valley ES
13.3 km PM2.5: 11.4 µg/m³
45
Oakland Academy of Knowledge (OAK) ES
15.5 km PM2.5: 10.9 µg/m³
44
Rudsdale Continuation HS
15.5 km PM2.5: 10.6 µg/m³
42
Skyline HS
16.1 km PM2.5: 10.0 µg/m³
45
Lifers Dashwood
16.3 km PM2.5: 10.9 µg/m³
37
Castlemont High School
16.5 km PM2.5: 8.9 µg/m³
43
Burckhalter ES
16.6 km PM2.5: 10.3 µg/m³
28
Elmhurst United MS
17.0 km PM2.5: 6.7 µg/m³
26
Oakland - East, Alameda, California
17.4 km PM2.5: 6.2 µg/m³

What cities are near San Ramon?

68 Castro Valley 96 Moraga 68 Hayward 54 Pleasanton 68 Walnut Creek 96 San Leandro 69 San Lorenzo 68 Pleasant Hill 96 Orinda 45 Livermore
Get AQI alerts for San Ramon

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-07T23:58 UTC.