Air Quality in Lemon Grove, United States

Clear
28.7°C · 41.6% humidity
28.7°
Feels 30.1°
60
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast

Nearby Monitoring Stations

AQI Forecast
54 4pm
54
54
60 7pm
58
57
56 10pm
56
55
55 1am
55
54
66 4am
66
54
66 7am
54
54
54 10am
54
54
54 1pm
54
54
AD 728×90

Air Quality Index Trend

45h · 6 stn

Lemon Grove'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 Lemon Grove is 1.1× the WHO 24-hour guideline of 15 µg/m³.

41.6%
Humidity
35.6 km/h
Wind WSW
1010.0 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
60
16.35 µg/m³
PM10
38
41.15 µg/m³
050100150200300500

What is the weather forecast for Lemon Grove?

Temperature & Precipitation

PM2.5 Trend

45h · 6 stations
PM2.516.35 µg/m³ ×1.1 WHO
Moderate
PM1041.15 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250

What is the 7-day forecast for Lemon Grove?

08-03
31.0° 21.8°
08-04
32.0° 24.3°
0.31 mm
08-05
32.9° 23.0°
0.75 mm
08-06
31.4° 20.4°
08-07
28.1° 23.6°
08-08
30.2° 21.5°
08-09
27.9° 19.8°
Both models agree Avg diff: 2.5°C

Where are air quality stations near Lemon Grove?

41
San Diego - Sherman Elementary School, San Diego, California
11.0 km PM2.5: 9.8 µg/m³
42
San Diego - Sherman Elementary School, San Diego, California
11.0 km PM2.5: 10.1 µg/m³
43
San Diego - Sherman Elementary School, San Diego, California
11.0 km PM2.5: 10.3 µg/m³
42
Ocean View Hills
19.0 km PM2.5: 10.2 µg/m³
40
Smythe Avenue
20.0 km PM2.5: 9.7 µg/m³
54
Otay Mesa - Donovan Correctional Facility, San Diego, California
20.5 km PM2.5: 13.5 µg/m³
42
Otay Mesa - Donovan Correctional Facility, San Diego, California
20.5 km PM2.5: 10.1 µg/m³
34
CRSF (EHS Bldg)
24.1 km PM2.5: 8.2 µg/m³

What cities are near Lemon Grove?

60 La Mesa 60 Spring Valley 60 La Presa 60 Casa de Oro-Mount Helix 60 El Cajon 60 Rancho San Diego 60 National City 60 Bostonia 60 Santee 60 Chula Vista
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:08 UTC.