Air Quality in Koga, Japan

Drizzle
27.3°C · 72.5% humidity
27.3°
Feels 31.9°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast
34 5pm
54
54
29 8pm
36
41
25 11pm
27
22
24 2am
23
23
23 5am
23
24
25 8am
27
24
25 11am
25
25
25 2pm
25
25
AD 728×90

Air Quality Index Trend

45h · 16 stn

Koga'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.

72.5%
Humidity
52.0 km/h
Wind NE
1002.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
29
7.0 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Koga?

Temperature & Precipitation

PM2.5 Trend

45h · 16 stations
PM2.57.0 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (9 stations within 25 km)
7.0
Median
7.13
Average
4.1
Low
13.1
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +3.8

What is the 7-day forecast for Koga?

09-05
27.3° 25.0°
0.56 mm
09-06
29.2° 23.3°
0.19 mm
09-07
31.0° 23.7°
0.38 mm
09-08
28.6° 23.2°
0.31 mm
09-09
29.7° 25.1°
1.25 mm
09-10
28.9° 23.0°
2.87 mm
09-11
28.6° 23.5°
3.0 mm
Both models agree Avg diff: 1.9°C

Where are air quality stations near Koga?

30
Kasumigaoka, Fukuoka, Japan (香椎福岡市東区)
7.3 km PM2.5: 7.2 µg/m³
21
Togo, Munakata, Fukuoka, Japan (宗像宗像市)
10.5 km PM2.5: 5.0 µg/m³
25
Yoshizuka, Fukuoka, Japan (吉塚福岡市博多区)
14.5 km PM2.5: 6.0 µg/m³
25
Yoshizuka, Fukuoka, Japan (吉塚福岡市博多区)
14.5 km PM2.5: 6.0 µg/m³
34
Fukuoka (福岡)
17.0 km PM2.5: 8.2 µg/m³
41
Fukuoka (福岡)
17.0 km PM2.5: 9.8 µg/m³
15
Ohashi, Fukuoka, Japan (大橋福岡市南区)
20.4 km PM2.5: 3.6 µg/m³
25
Nagao, Fukuoka, Japan (長尾福岡市城南区)
21.1 km PM2.5: 6.0 µg/m³
17
Nagao, Fukuoka, Japan (長尾福岡市城南区)
21.1 km PM2.5: 4.1 µg/m³
17
Tsudamachi, Nogata, Fukuoka, Japan (直方直方市)
24.4 km PM2.5: 4.1 µg/m³

What cities are near Koga?

27 Nishifukuma 30 Shingū 26 Fukutsu 25 Munakata 28 Wakasugi 27 Sasaguri 30 Fukuoka 28 Sue 28 Miyawaka 28 Shime
Get AQI alerts for Koga

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T11:15 UTC.