Air Quality in Bethany, United States

Windy
28.1°C · 20.7% humidity
28.1°
Feels 28.1°
82
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
52 12pm
55
45
82 3pm
72
64
59 6pm
55
52
50 9pm
49
55
54 12am
53
53
53 3am
52
52
45 6am
45
45
52 9am
52
52
Station readings
55
54
56
CAMS model adj +18
34
27
27
27
27
27
27
27
27
27
27
34
34
34
34
34
34
34
27
27
27
34
34
34
AD 728×90

Air Quality Index Trend

46h · 1 stn

Bethany'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 Bethany is 1.8× the WHO 24-hour guideline of 15 µg/m³.

20.7%
Humidity
53.0 km/h
Wind NNW
1011.8 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
82
26.87 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Bethany?

Temperature & Precipitation

PM2.5 Trend

46h · 1 station
PM2.526.87 µg/m³ ×1.8 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (5 stations within 25 km)
26.87
Median
24.43
Average
13.47
Low
30.6
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -16.9

What is the 7-day forecast for Bethany?

07-21
34.5° 15.4°
07-22
28.1° 15.9°
07-23
35.8° 18.2°
07-24
35.9° 16.1°
07-25
27.6° 17.1°
07-26
36.0° 12.7°
07-27
30.6° 16.8°
Both models agree Avg diff: 3.1°C

Where are air quality stations near Bethany?

81
NE Grant St Collocation
8.8 km PM2.5: 26.4 µg/m³
57
Hillsboro, Oregon, USA
8.8 km PM2.5: 15.0 µg/m³
26
Beaverton, Oregon, USA
10.6 km PM2.5: 6.2 µg/m³
40
Portland Roosevelt High School
10.7 km PM2.5: 9.5 µg/m³
52
Portland Lincoln High School
14.6 km PM2.5: 12.4 µg/m³
34
Portland Benson High School
17.2 km PM2.5: 8.1 µg/m³
27
Forest Grove Pacific University
18.9 km PM2.5: 6.5 µg/m³
56
Vancouver-Fort Vancouver Way
19.0 km PM2.5: 14.6 µg/m³
58
Portland, Oregon, USA
21.7 km PM2.5: 15.4 µg/m³
42
Portland, Oregon, USA
21.7 km PM2.5: 10.1 µg/m³

What cities are near Bethany?

82 Aloha 82 Beaverton 85 Hillsboro 81 Tigard 54 Vancouver 85 Forest Grove 55 Hazel Dell 81 Tualatin 76 Lake Oswego 76 Milwaukie
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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 2026-07-21T22:17 UTC.