Air Quality in Orinda, United States

Partly Cloudy
26.4°C · 53.4% humidity
26.4°
Feels 26.4°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
78 stations

Nearby Monitoring Stations

AQI Forecast
27 5am
34
54
25 8am
28
29
31 11am
32
32
33 2pm
33
33
34 5pm
34
34
27 8pm
34
34
27 11pm
27
27
34 2am
27
27
AD 728×90

Air Quality Index Trend

45h · 100 stn

Orinda's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

53.4%
Humidity
16.3 km/h
Wind W
1016.3 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
25
5.96 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Orinda?

Temperature & Precipitation

PM2.5 Trend

45h · 100 stations
PM2.55.96 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (78 stations within 25 km)
5.96
Median
6.13
Average
1.91
Low
11.8
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +1.4

What is the 7-day forecast for Orinda?

09-05
26.4° 16.4°
09-06
29.8° 16.6°
09-07
30.6° 14.5°
09-08
28.7° 16.8°
09-09
25.9° 17.4°
09-10
25.2° 16.0°
09-11
23.6° 15.9°
0.06 mm
Both models agree Avg diff: 3.8°C

Where are air quality stations near Orinda?

19
Thornhill ES
5.3 km PM2.5: 4.5 µg/m³
22
Lawrence Hall of Science
5.9 km PM2.5: 5.3 µg/m³
24
Montclair ES
6.0 km PM2.5: 5.8 µg/m³
22
Hillcrest ES
6.1 km PM2.5: 5.2 µg/m³
27
Chabot ES
6.4 km PM2.5: 6.4 µg/m³
20
Montera MS/Joaquin Miller ES
6.7 km PM2.5: 4.9 µg/m³
31
Stanley Hall
6.7 km PM2.5: 7.4 µg/m³
28
Crossroads
6.8 km PM2.5: 6.8 µg/m³
24
VLSB
7.3 km PM2.5: 5.7 µg/m³
20
Peralta ES
7.6 km PM2.5: 4.7 µg/m³

What cities are near Orinda?

25 Moraga 25 Berkeley 29 Walnut Creek 25 Oakland 24 El Cerrito 33 Pleasant Hill 26 Alameda 18 Martinez 25 San Leandro 16 San Pablo
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T15:47 UTC.