What is the air quality in Keene today?

The current Air Quality Index (AQI) in Keene is 36 (Good). PM2.5 concentration is 8.6 µg/m³.

What is the temperature in Keene right now?

The current temperature in Keene is 3.0°C (feels like -0.7°C). Humidity is 72.3% and wind speed is 14.7 km/h.

Is it safe to go outside in Keene?

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

Air Quality in Keene, United States

Cloudy

3.0°C · 72.3% humidity

3.0°

Feels -0.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

— 4pm

—

— 7pm

—

— 10pm

—

— 1am

—

— 4am

—

— 7am

—

— 10am

—

— 1pm

—

Air Quality Index Trend

46h · 2 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.

72.3%

Humidity

14.7 km/h

Wind S

1029.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.6 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Keene?

Temperature & Precipitation

PM2.5 Trend

46h · 2 stations

PM2.58.6 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (1 station within 25 km)

8.6

Median

8.6

Average

8.6

Low

8.6

High

PM2.5 µg/m³ · Model: 6.5 · Bias: -2.1

What is the 7-day forecast for Keene?

10-20

12.8° 3.4°

4.5 mm

10-21

17.2° 1.6°

10-22

16.5° 3.3°

7.5 mm

10-23

13.2° 2.0°

0.25 mm

10-24

10.1° 5.5°

10-25

18.0° 4.7°

48.56 mm

10-26

8.9° 2.8°

Both models agree Avg diff: 4.3°C

Where are air quality stations near Keene?

Keene, New Hampshire, USA

0.6 km PM2.5: 7.2 µg/m³

What cities are near Keene?

19 Gardner 29 Greenfield 19 Fitchburg 19 Leominster 30 Merrimack 17 Amherst Center 17 Amherst 30 Nashua 28 East Concord 19 Holden

Get AQI alerts for Keene

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-20T23:40 UTC.