Air Quality in Muroran, Japan

Overcast
6.1°C · 96.5% humidity
6.1°
Feels 2.1°
1
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
24 1am
24
24
1 4am
8
12
16 7am
18
20
21 10am
22
22
23 1pm
24
26
27 4pm
27
27
25 7pm
25
27
25 10pm
25
27
AD 728×90

Air Quality Index Trend

26h · 1 stn

Muroran's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions.

96.5%
Humidity
23.7 km/h
Wind ENE
1018.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
1
0.2 µg/m³
PM10▲
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Muroran?

Temperature & Precipitation

PM2.5 Trend

26h · 1 station
PM2.50.2 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (2 stations within 25 km)
0.2
Median
0.2
Average
0.2
Low
0.2
High
PM2.5 µg/m³ · Model: 9.65 · Bias: +9.4

What is the 7-day forecast for Muroran?

05-28
14.0° 6.1°
43.0 mm
05-29
16.5° 11.2°
13.44 mm
05-30
15.9° 9.4°
0.13 mm
05-31
17.5° 9.7°
06-01
18.8° 12.2°
0.25 mm
06-02
16.2° 13.0°
0.06 mm
06-03
16.6° 12.4°
1.63 mm
Both models agree Avg diff: 2.2°C

Where are air quality stations near Muroran?

12
Gozensuichō, Muroran-shi, Hokkaidō, Japan (御前水室蘭市)
1.0 km PM2.5: 2.9 µg/m³
29
Gozensuichō, Muroran-shi, Hokkaidō, Japan (御前水室蘭市)
1.0 km PM2.5: 7.0 µg/m³
13
Muroran, Hokkaido Prefecture, Japan (御前水地区測定局室蘭市)
1.2 km PM2.5: 3.1 µg/m³
17
Muroran, Hokkaido Prefecture, Japan (御前水地区測定局室蘭市)
1.2 km PM2.5: 4.1 µg/m³
1
Muroran, Hokkaido Prefecture, Japan (御前水地区測定局室蘭市)
1.2 km PM2.5: 0.2 µg/m³
35
Muroran, Hokkaido Prefecture, Japan (御前水地区測定局室蘭市)
1.2 km PM2.5: 8.4 µg/m³

What cities are near Muroran?

1 Date 1 Noboribetsu 29 Shiraoi 15 Honchō 15 Yakumo 38 Tomakomai 15 Kamiiso 15 Hokuto 20 Hakodate 30 Kutchan
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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 2026-05-28T19:00 UTC.