What is the air quality in Keene today?

The current Air Quality Index (AQI) in Keene is 33 (Good). PM2.5 concentration is 7.9 µg/m³.

What is the temperature in Keene right now?

The current temperature in Keene is 21.9°C (feels like 21.9°C). Humidity is 42.0% and wind speed is 64.6 km/h.

Is it safe to go outside in Keene?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 2.2 (Moderate).

Air Quality in Keene, United States

Windy

21.9°C · 42.0% humidity

21.9°

Feels 21.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

25 7pm

33 10pm

36 1am

55 4am

34 7am

25 10am

25 1pm

25 4pm

Air Quality Index Trend

40h · 4 stn

View full history →

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

42.0%

Humidity

64.6 km/h

Wind WNW

1010.2 hPa

Pressure

2.2

UV Moderate

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.9 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Keene?

Temperature & Precipitation

PM2.5 Trend

40h · 4 stations

PM2.57.9 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX2.2

Moderate

Station readings (1 station within 25 km)

7.9

Median

7.9

Average

7.9

Low

7.9

High

PM2.5 µg/m³ · Model: 6.25 · Bias: -1.6

What is the 7-day forecast for Keene?

08-03

21.9° 17.2°

2.31 mm

08-04

33.8° 13.9°

08-05

31.4° 19.3°

4.13 mm

08-06

26.4° 15.1°

0.56 mm

08-07

29.7° 18.2°

2.81 mm

08-08

23.3° 16.4°

08-09

35.0° 19.4°

0.38 mm

Both models agree Avg diff: 3.3°C

Where are air quality stations near Keene?

Keene, New Hampshire, USA

0.6 km PM2.5: 7.7 µg/m³

Keene, New Hampshire, USA

0.6 km PM2.5: 7.4 µg/m³

What cities are near Keene?

28 Gardner 30 Greenfield 29 Fitchburg 29 Leominster 30 Merrimack 23 Amherst Center 23 Amherst 30 Nashua 30 East Concord 41 Holden

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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 2026-08-08T02:05 UTC.