Air Quality in Kofu, Japan
Drizzle
17.7°C · 93.4% humidity
17.7°
Feels 17.7°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Kofu's air quality — share it
AQI Forecast
Calibrated
22
4pm
22
22
24
7pm
22
22
22
10pm
22
22
22
1am
22
22
22
4am
22
22
22
7am
22
22
22
10am
22
22
22
1pm
22
22
CAMS model
adj -2
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
Air Quality Index Trend
45h · 10 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.
93.4%
Humidity
9.4 km/h
Wind NNE
1011.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.8 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Kofu?
Temperature & Precipitation
PM2.5 Trend
45h · 10 stationsPM2.55.8 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Kofu?
09-05
24.2° 17.7°
5.63 mm
09-06
28.1° 17.3°
1.94 mm
09-07
25.7° 18.8°
1.25 mm
09-08
22.9° 16.9°
6.69 mm
09-09
21.6° 17.2°
2.69 mm
09-10
22.9° 19.0°
4.13 mm
09-11
26.1° 17.4°
7.06 mm
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Kofu?
16
Enzankamishiogo, Koshu, Yamanashi, Japan (東山梨甲州市)
13
Kamiyoshida, Fujiyoshida, Yamanashi, Japan (吉田富士吉田市)
17
Kamiyoshida, Fujiyoshida, Yamanashi, Japan (吉田富士吉田市)
What cities are near Kofu?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T10:27 UTC.