Air Quality in Kofu, Japan
Drizzle
20.7°C · 97.3% humidity
20.7°
Feels 20.7°
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Kofu's air quality — share it
AQI Forecast
27
5am
27
27
46
8am
39
35
32
11am
30
29
28
2pm
27
26
26
5pm
26
27
27
8pm
34
54
54
11pm
54
34
34
2am
34
27
Air Quality Index Trend
47h · 1 stnKofu'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.
97.3%
Humidity
12.2 km/h
Wind SE
1004.2 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
11.0 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Kofu?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.511.0 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
Station readings (1 station within 25 km)
11.0
Median
11.0
Average
11.0
Low
11.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -4.8
What is the 7-day forecast for Kofu?
07-21
29.8° 18.4°
6.5 mm
07-22
25.8° 19.1°
9.69 mm
07-23
24.4° 15.0°
3.13 mm
07-24
21.9° 21.3°
11.69 mm
07-25
27.3° 18.6°
7.13 mm
07-26
28.1° 18.3°
1.19 mm
07-27
27.3° 18.3°
4.06 mm
Both models agree
Avg diff: 2.8°C
Where are air quality stations near Kofu?
80
Kokubo, Kofu, Yamanashi, Japan (国母自排甲府市)
7
Enzankamishiogo, Koshu, Yamanashi, Japan (東山梨甲州市)
13
Kamiyoshida, Fujiyoshida, Yamanashi, Japan (吉田富士吉田市)
21
Kamiyoshida, Fujiyoshida, Yamanashi, Japan (吉田富士吉田市)
What cities are near Kofu?
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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 2026-07-21T23:16 UTC.