Air Quality in San Jacinto, United States
Partly Cloudy
18.2°C · 55.8% humidity
18.2°
Feels 18.2°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
San Jacinto's air quality — share it
AQI Forecast
27
5pm
25
25
17
8pm
21
23
24
11pm
25
25
26
2am
26
26
27
5am
27
27
27
8am
27
27
27
11am
27
27
27
2pm
27
27
Air Quality Index Trend
45h · 8 stnSan Jacinto's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
55.8%
Humidity
17.5 km/h
Wind SSE
1010.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
4.1 µg/m³
PM10▲
20.55 µg/m³
050100150200300500
What is the weather forecast for San Jacinto?
Temperature & Precipitation
PM2.5 Trend
45h · 8 stationsPM2.54.1 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
4.1
Median
4.1
Average
4.1
Low
4.1
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +2.2
What is the 7-day forecast for San Jacinto?
06-09
32.4° 12.9°
06-10
32.1° 14.0°
06-11
29.2° 14.9°
06-12
31.9° 14.9°
0.06 mm
06-13
37.7° 16.0°
06-14
31.8° 18.9°
06-15
29.1° 12.4°
0.06 mm
Both models agree
Avg diff: 2.9°C
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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 2026-06-09T03:06 UTC.