Air Quality in Weymouth, United States

Windy
6.1°C · 66.7% humidity
6.1°
Feels -0.4°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
44 7pm
47
30
30 10pm
30
30
30 1am
30
30
42 4am
42
42
42 7am
42
42
42 10am
42
42
55 1pm
55
55
55 4pm
55
55
Station readings
44
47
CAMS model adj +5
25
25
25
25
25
25
25
25
25
37
37
37
37
37
37
37
37
37
50
50
50
50
50
50
AD 728×90

PM2.5 Trend (24h)

22h · 2 stations
66.7%
Humidity
62.5 km/h
Wind SSW
1032.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Weymouth?

Temperature & Precipitation

PM2.55.01 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
5.01
Median
5.01
Average
5.01
Low
5.01
High
PM2.5 µg/m³ · Model: 17.65 · Bias: +12.6

What is the 7-day forecast for Weymouth?

04-09
10.7° 0.2°
04-10
17.3° 3.9°
04-11
21.2° 8.1°
04-12
15.0° 7.9°
04-13
11.6° 7.5°
1.94 mm
04-14
24.9° 12.3°
0.19 mm
04-15
24.3° 16.9°
0.06 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Weymouth?

40
Milton Blue Hill Observatory
14.4 km
37
Milton Blue Hill Observatory
14.4 km
42
Milton Blue Hill Observatory
14.4 km
44
Boston Von Hillern
15.0 km
37
Boston Von Hillern
15.0 km
39
Boston Von Hillern
15.0 km
39
Boston Roxbury
16.8 km
40
Boston Roxbury
16.8 km
20
Nubian Square - DEP Station
16.9 km PM2.5: 4.8 µg/m³
39
Boston
18.2 km

What cities are near Weymouth?

21 Braintree 21 Quincy 2 Rockland 21 Randolph 21 Milton 21 Ashmont 3 Abington 21 Mattapan 21 Dorchester 21 South Boston

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T22:16 UTC.