Air Quality in Derry, United Kingdom

Overcast
10.7°C · 92.9% humidity
10.7°
Feels 10.7°
63
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
14 4am
14
12
63 7am
49
38
31 10am
25
22
19 1pm
17
16
15 4pm
14
13
13 7pm
13
12
12 10pm
12
12
12 1am
12
12
Station readings
15
17
CAMS model adj -13
27
27
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

8h · 1 stn

Derry'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. Current PM2.5 concentration in Derry is 1.2× the WHO 24-hour guideline of 15 µg/m³.

92.9%
Humidity
13.3 km/h
Wind NE
1016.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
63
17.71 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

8h · 1 station
PM2.517.71 µg/m³ ×1.2 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
17.71
Median
10.95
Average
4.1
Low
17.8
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -11.5
07-22
19.0° 9.0°
0.13 mm
07-23
16.6° 7.9°
2.19 mm
07-24
16.8° 12.4°
10.62 mm
07-25
15.4° 8.5°
3.0 mm
07-26
14.8° 9.3°
3.0 mm
07-27
17.3° 9.1°
0.81 mm
07-28
20.6° 10.0°
0.56 mm
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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 2026-07-22T06:27 UTC.