What is the air quality in Belfast today?

The current Air Quality Index (AQI) in Belfast is 102 (Unhealthy for sensitive groups). PM2.5 concentration is 36.07 µg/m³.

What is the temperature in Belfast right now?

The current temperature in Belfast is 32.9°C (feels like 32.9°C). Humidity is 18.0% and wind speed is 74.9 km/h.

Is it safe to go outside in Belfast?

Sensitive groups should reduce prolonged outdoor exertion. The UV Index is 0.0 (Low).

Air Quality in Belfast, South Africa

Windy

32.9°C · 18.0% humidity

32.9°

Feels 32.9°

102

Unhealthy for sensitive groups

Sensitive groups should reduce prolonged outdoor exertion.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

24h · 1 stn

View full history →

Belfast's air quality is influenced by vehicle emissions, biomass burning, dust, and industrial activity. Dry seasons and Harmattan winds can significantly elevate particulate pollution levels. Current PM2.5 concentration in Belfast is 2.4× the WHO 24-hour guideline of 15 µg/m³.

18.0%

Humidity

74.9 km/h

Wind W

1009.5 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

102

36.07 µg/m³

PM10

104.9 µg/m³

050100150200300500

What is the weather forecast for Belfast?

Temperature & Precipitation

PM2.5 Trend

24h · 1 station

PM2.536.07 µg/m³ ×2.4 WHO

Unhealthy for sensitive groups

PM10104.9 µg/m³

Moderate

UV INDEX0.0

Low

What is the 7-day forecast for Belfast?

11-01

32.9° 14.8°

4.5 mm

11-02

31.4° 14.5°

3.94 mm

11-03

27.5° 8.3°

29.87 mm

11-04

28.6° 9.8°

20.75 mm

11-05

22.0° 12.8°

6.31 mm

11-06

21.9° 10.3°

13.56 mm

11-07

19.9° 10.5°

3.44 mm

Both models agree Avg diff: 4.6°C

What cities are near Belfast?

83 Carolina 44 Hendrina 53 Breyten 40 Lydenburg 154 Emalahleni 28 Nhlazatje 28 Lukwatini 53 Ermelo 56 Thubelihle 54 Mbombela

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

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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 2026-11-01T13:07 UTC.