Keene, New Hampshire, USA Air Quality

Monitoring Station · Keene, United States
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
21 4am
25
28
28 7am
28
28
28 10am
28
26
26 1pm
26
26
26 4pm
26
26
— 7pm
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—
— 10pm
—
—
— 1am
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Station readings
21
25
CAMS model adj +1
25
27
27
27
27
27
27
27
25
25
25
25
25
25
25

Air Quality Forecast (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

18
Keene, New Hampshire, USA
0.0 km PM2.5: 4.3 µg/m³
59
Keene, New Hampshire, USA
0.0 km PM2.5: 15.9 µg/m³

Nearby Cities

19 Keene 23 Gardner 16 Greenfield 22 Fitchburg 34 Leominster 26 Merrimack 20 Amherst Center 20 Amherst 26 Nashua

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T07:43 UTC.