Air Quality in Gelligaer, United Kingdom

Partly Cloudy
13.7°C · 52.1% humidity
13.7°
Feels 13.7°
60
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
46 1am
46
46
60 4am
56
53
51 7am
50
49
48 10am
47
47
47 1pm
46
46
46 4pm
46
46
46 7pm
46
46
46 10pm
46
46
Station readings
34
59
87
34
CAMS model adj +21
25
25
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

15h · 1 stn

Gelligaer'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 Gelligaer is 1.1× the WHO 24-hour guideline of 15 µg/m³.

52.1%
Humidity
33.6 km/h
Wind ENE
1014.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
60
16.57 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Gelligaer?

Temperature & Precipitation

PM2.5 Trend

15h · 1 station
PM2.516.57 µg/m³ ×1.1 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
16.57
Median
16.62
Average
7.7
Low
29.2
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -10.6

What is the 7-day forecast for Gelligaer?

07-22
18.9° 13.3°
3.38 mm
07-23
17.6° 12.4°
0.38 mm
07-24
16.2° 12.4°
10.0 mm
07-25
20.1° 8.3°
0.25 mm
07-26
22.4° 9.4°
0.56 mm
07-27
19.9° 14.1°
1.88 mm
07-28
25.2° 14.3°
Both models agree Avg diff: 2.8°C

Where are air quality stations near Gelligaer?

–
Hafod-yr-ynys Hill Roadside
8.6 km
–
Rhondda Mountain Ash
8.7 km
–
Rhondda Pontypridd Gelliwastad Rd
8.8 km
–
Caerphilly Islwyn Road Wattsville
9.2 km
–
Nantgarw Road
10.0 km
38
Caerphilly White Street, United Kingdom
10.4 km PM2.5: 9.1 µg/m³
56
Caerphilly White Street, United Kingdom
10.4 km PM2.5: 14.5 µg/m³
17
Newport, United Kingdom
20.5 km PM2.5: 4.1 µg/m³
20
Cardiff Newport Road, United Kingdom
20.6 km PM2.5: 4.8 µg/m³
19
Cardiff Newport Road, United Kingdom
20.6 km PM2.5: 4.6 µg/m³

What cities are near Gelligaer?

59 Blackwood 65 Pontypridd 63 Caerphilly 56 Risca 25 Merthyr Tydfil 25 Ebbw Vale 35 Rhondda 25 Aberdare 52 Tonypandy 44 Pontypool
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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 2026-07-22T03:20 UTC.