What is the air quality in Highland today?

The current Air Quality Index (AQI) in Highland is 30 (Good). PM2.5 concentration is 7.31 µg/m³.

What is the temperature in Highland right now?

The current temperature in Highland is 30.0°C (feels like 30.0°C). Humidity is 7.1% and wind speed is 29.8 km/h.

Is it safe to go outside in Highland?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Highland, United States

Clear

30.0°C · 7.1% humidity

30.0°

Feels 30.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

5 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

46h · 7 stn

View full history →

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.

7.1%

Humidity

29.8 km/h

Wind SW

1017.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.31 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Highland?

Temperature & Precipitation

PM2.5 Trend

46h · 7 stations

PM2.57.31 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

Station readings (5 stations within 25 km)

7.31

Median

6.72

Average

5.28

Low

8.56

High

PM2.5 µg/m³ · Model: 8.2 · Bias: +0.9

Both models agree Avg diff: 4.1°C

Where are air quality stations near Highland?

San Bernardino

11.1 km PM2.5: 7.9 µg/m³

Lake Gregory (Crestline), San Bernardino

14.0 km PM2.5: 9.6 µg/m³

EHS Building

19.5 km PM2.5: 5.8 µg/m³

Emerbee's

20.1 km PM2.5: 6.9 µg/m³

C&C Center

20.4 km PM2.5: 5.1 µg/m³

4001 Iowa Ave Riverside CA

21.2 km PM2.5: 6.4 µg/m³

What cities are near Highland?

34 San Bernardino 28 Redlands 28 Loma Linda 33 Colton 33 Rialto 33 Yucaipa 30 Fontana 26 Moreno Valley 27 Rubidoux 27 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 2026-10-20T20:57 UTC.