Air Quality in Highland, United States

Clear
17.4°C · 43.7% humidity
17.4°
Feels 17.4°
44
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast
34 10pm
54
54
44 1am
47
49
50 4am
51
52
53 7am
53
53
54 10am
54
54
54 1pm
54
54
34 4pm
34
34
34 7pm
34
34
AD 728×90

Air Quality Index Trend

45h · 9 stn

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

43.7%
Humidity
27.2 km/h
Wind ESE
1011.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
44
10.64 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Highland?

Temperature & Precipitation

PM2.5 Trend

45h · 9 stations
PM2.510.64 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (7 stations within 25 km)
10.64
Median
10.54
Average
6.84
Low
15.4
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +0.2

What is the 7-day forecast for Highland?

06-09
28.4° 12.8°
06-10
32.0° 15.2°
06-11
28.6° 15.3°
06-12
31.2° 17.2°
06-13
34.2° 17.2°
06-14
29.0° 19.2°
06-15
27.4° 10.5°
0.06 mm
Both models agree Avg diff: 3.1°C

Where are air quality stations near Highland?

48
San Bernardino
11.1 km PM2.5: 11.4 µg/m³
57
Lake Gregory (Crestline), San Bernardino
14.0 km PM2.5: 15.0 µg/m³
32
Lake Gregory (Crestline), San Bernardino
14.0 km PM2.5: 7.7 µg/m³
36
EHS Building
19.5 km PM2.5: 8.7 µg/m³
45
Emerbee's
20.1 km PM2.5: 10.9 µg/m³
28
C&C Center
20.4 km PM2.5: 6.8 µg/m³
41
4001 Iowa Ave Riverside CA
21.2 km PM2.5: 9.8 µg/m³
49
Rubidoux - Mission Blvd, Riverside
23.9 km PM2.5: 11.8 µg/m³
18
Rubidoux - Mission Blvd, Riverside
23.9 km PM2.5: 4.3 µg/m³

What cities are near Highland?

47 San Bernardino 42 Redlands 42 Loma Linda 46 Colton 47 Rialto 45 Yucaipa 48 Fontana 39 Moreno Valley 57 Rubidoux 45 Riverside
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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 2026-06-09T08:03 UTC.