Air Quality in Karlstad, Sweden
Windy
10.3°C · 50.1% humidity
10.3°
Feels 10.3°
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
Karlstad's air quality — share it
AQI Forecast
25
4am
25
24
59
7am
50
42
37
10am
33
31
29
1pm
27
26
26
4pm
25
25
25
7pm
24
24
24
10pm
24
24
24
1am
24
25
Air Quality Index Trend
40h · 1 stnKarlstad'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 Karlstad is 1.1× the WHO 24-hour guideline of 15 µg/m³.
50.1%
Humidity
47.5 km/h
Wind SSE
1020.0 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
15.96 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Karlstad?
Temperature & Precipitation
PM2.5 Trend
40h · 1 stationPM2.515.96 µg/m³
×1.1 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
Station readings (1 station within 25 km)
15.96
Median
15.96
Average
15.96
Low
15.96
High
PM2.5 µg/m³ · Model: 6.15 · Bias: -9.8
What is the 7-day forecast for Karlstad?
05-30
17.4° 8.7°
05-31
16.4° 6.9°
0.06 mm
06-01
23.6° 8.5°
0.56 mm
06-02
28.0° 11.4°
0.5 mm
06-03
20.3° 8.7°
1.25 mm
06-04
21.8° 12.6°
1.19 mm
06-05
17.0° 7.4°
0.19 mm
Both models agree
Avg diff: 3.1°C
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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 2026-05-30T05:14 UTC.