What is the air quality in Yamanashi today?

The current Air Quality Index (AQI) in Yamanashi is 39 (Good). PM2.5 concentration is 9.29 µg/m³.

What is the temperature in Yamanashi right now?

The current temperature in Yamanashi is 10.2°C (feels like 10.2°C). Humidity is 95.3% and wind speed is 15.8 km/h.

Is it safe to go outside in Yamanashi?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Yamanashi, Japan

Drizzle

10.2°C · 95.3% humidity

10.2°

Feels 10.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

4 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

46h · 12 stn

View full history →

Yamanashi'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.

95.3%

Humidity

15.8 km/h

Wind SSE

1021.1 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

9.29 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Yamanashi?

Temperature & Precipitation

PM2.5 Trend

46h · 12 stations

PM2.59.29 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (4 stations within 25 km)

9.29

Median

14.6

Average

2.2

Low

35.9

High

PM2.5 µg/m³ · Model: 5.8 · Bias: -3.5

What is the 7-day forecast for Yamanashi?

10-21

14.0° 9.1°

0.38 mm

10-22

16.9° 11.1°

0.88 mm

10-23

17.4° 6.6°

10-24

14.6° 10.7°

0.25 mm

10-25

13.2° 5.9°

9.62 mm

10-26

13.9° 7.0°

10-27

12.6° 8.0°

1.13 mm

Both models agree Avg diff: 4.0°C

Where are air quality stations near Yamanashi?

Enzankamishiogo, Koshu, Yamanashi, Japan (東山梨甲州市)

3.8 km PM2.5: 13.5 µg/m³

Enzankamishiogo, Koshu, Yamanashi, Japan (東山梨甲州市)

3.8 km PM2.5: 7.2 µg/m³

102

Kokubo, Kofu, Yamanashi, Japan (国母自排甲府市)

13.3 km PM2.5: 35.9 µg/m³

Kokubo, Kofu, Yamanashi, Japan (国母自排甲府市)

13.3 km PM2.5: 30.2 µg/m³

Kokubo, Kofu, Yamanashi, Japan (国母自排甲府市)

13.3 km PM2.5: 34.9 µg/m³

Otsukimachi Hanasaki, Otsuki, Yamanashi, Japan (大月大月市)

22.4 km PM2.5: 2.2 µg/m³

Otsukimachi Hanasaki, Otsuki, Yamanashi, Japan (大月大月市)

22.4 km PM2.5: 4.1 µg/m³

Kamiyoshida, Fujiyoshida, Yamanashi, Japan (吉田富士吉田市)

23.2 km PM2.5: 13.1 µg/m³

What cities are near Yamanashi?

31 Enzan 78 Isawa 79 Fuefuki 36 Kōshū 97 Kofu 101 Shōwa 93 Kai 97 Ryūō 96 Chūō 60 Fujikawaguchiko

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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 2026-10-21T07:41 UTC.