Air Quality in Kofu, Japan
Drizzle
18.6°C · 78.0% humidity
18.6°
Feels 18.6°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Kofu's air quality — share it
AQI Forecast
25
9am
27
27
32
12pm
29
28
27
3pm
26
26
26
6pm
27
27
34
9pm
54
54
54
12am
66
66
66
3am
54
54
54
6am
54
34
Air Quality Index Trend
47h · 7 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.
78.0%
Humidity
25.6 km/h
Wind S
1015.4 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.61 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Kofu?
Temperature & Precipitation
PM2.5 Trend
47h · 7 stationsPM2.57.61 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX19.9
Extreme
Station readings (2 stations within 25 km)
7.61
Median
6.95
Average
6.2
Low
7.7
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -1.4
What is the 7-day forecast for Kofu?
06-09
18.6° 16.0°
1.06 mm
06-10
19.9° 12.8°
11.5 mm
06-11
23.2° 14.5°
1.87 mm
06-12
20.4° 13.5°
1.69 mm
06-13
27.8° 15.0°
0.19 mm
06-14
25.5° 14.9°
18.0 mm
06-15
22.8° 16.4°
7.38 mm
Both models agree
Avg diff: 2.5°C
Where are air quality stations near Kofu?
68
Kokubo, Kofu, Yamanashi, Japan (国母自排甲府市)
13
Enzankamishiogo, Koshu, Yamanashi, Japan (東山梨甲州市)
30
Kamiyoshida, Fujiyoshida, Yamanashi, Japan (吉田富士吉田市)
36
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 2026-06-09T03:51 UTC.