What is the air quality in Allston today?

The current Air Quality Index (AQI) in Allston is 31 (Good). PM2.5 concentration is 7.54 µg/m³.

What is the temperature in Allston right now?

The current temperature in Allston is 19.2°C (feels like 19.2°C). Humidity is 51.1% and wind speed is 24.8 km/h.

Is it safe to go outside in Allston?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Allston, United States

Drizzle

19.2°C · 51.1% humidity

19.2°

Feels 19.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast

27 5pm

31 8pm

27 11pm

28 2am

27 5am

— 8am

—

— 11am

—

25 2pm

Air Quality Index Trend

45h · 2 stn

View full history →

Allston'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 Allston is 1.5× the WHO annual guideline of 5 µg/m³.

51.1%

Humidity

24.8 km/h

Wind W

1019.5 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.54 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Allston?

Temperature & Precipitation

PM2.5 Trend

45h · 2 stations

PM2.57.54 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (2 stations within 25 km)

7.54

Median

7.2

Average

6.2

Low

8.2

High

PM2.5 µg/m³ · Model: 5.9 · Bias: -1.6

What is the 7-day forecast for Allston?

05-29

19.2° 11.2°

0.13 mm

05-30

24.5° 9.2°

8.56 mm

05-31

25.5° 10.0°

0.5 mm

06-01

22.7° 8.1°

06-02

20.9° 12.2°

0.44 mm

06-03

27.3° 14.7°

06-04

22.8° 17.5°

0.13 mm

Both models agree Avg diff: 4.5°C

Where are air quality stations near Allston?

Nubian Square - DEP Station

4.8 km PM2.5: 5.3 µg/m³

Boston Roxbury

4.8 km PM2.5: 8.2 µg/m³

Boston

5.4 km PM2.5: 4.6 µg/m³

Boston

5.4 km PM2.5: 9.6 µg/m³

Milton Blue Hill Observatory

16.3 km PM2.5: 3.4 µg/m³

What cities are near Allston?

31 Cambridge 32 Fenway/Kenmore 31 Brighton 32 Brookline 32 Mission Hill 32 Back Bay 31 Somerville 34 Roxbury Crossing 31 Chestnut Hill 31 Watertown

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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 2026-05-29T00:10 UTC.