What is the air quality in Letterkenny today?

The current Air Quality Index (AQI) in Letterkenny is 36 (Good). PM2.5 concentration is 8.7 µg/m³.

What is the temperature in Letterkenny right now?

The current temperature in Letterkenny is 10.1°C (feels like 10.1°C). Humidity is 65.5% and wind speed is 78.2 km/h.

Is it safe to go outside in Letterkenny?

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

Air Quality in Letterkenny, Ireland

Drizzle

10.1°C · 65.5% humidity

10.1°

Feels 10.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

25h · 1 stn

View full history →

Letterkenny's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

65.5%

Humidity

78.2 km/h

Wind SW

1015.8 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.7 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Letterkenny?

Temperature & Precipitation

PM2.5 Trend

25h · 1 station

PM2.58.7 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Letterkenny?

10-21

10.1° 4.1°

0.56 mm

10-22

16.8° 6.1°

5.19 mm

10-23

9.8° 5.9°

6.0 mm

10-24

15.0° 5.1°

0.25 mm

10-25

9.2° 5.1°

4.62 mm

10-26

9.0° 6.7°

3.5 mm

10-27

11.7° 3.7°

4.69 mm

Both models agree Avg diff: 3.2°C

Where are air quality stations near Letterkenny?

Buncranna, Co. Donegal, Ireland

27.3 km PM2.5: 2.4 µg/m³

What cities are near Letterkenny?

25 Londonderry County Borough 25 Derry 35 Omagh 34 Coleraine 18 Sligo 24 Ballymena 27 Antrim 24 Portadown 24 Craigavon 17 Banbridge

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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 2026-10-21T15:01 UTC.