What is the air quality in Ōtsuki today?

The current Air Quality Index (AQI) in Ōtsuki is 20 (Good). PM2.5 concentration is 4.77 µg/m³.

What is the temperature in Ōtsuki right now?

The current temperature in Ōtsuki is 17.9°C (feels like 17.9°C). Humidity is 98.3% and wind speed is 15.6 km/h.

Is it safe to go outside in Ōtsuki?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Ōtsuki, Japan

Drizzle

17.9°C · 98.3% humidity

17.9°

Feels 17.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast

24 4pm

20 7pm

22 10pm

23 1am

24 4am

24 7am

24 10am

24 1pm

Air Quality Index Trend

45h · 54 stn

View full history →

Ōtsuki'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.

98.3%

Humidity

15.6 km/h

Wind E

1011.6 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.77 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Ōtsuki?

Temperature & Precipitation

PM2.5 Trend

45h · 54 stations

PM2.54.77 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (2 stations within 25 km)

4.77

Median

4.4

Average

4.0

Low

4.8

High

PM2.5 µg/m³ · Model: 5.9 · Bias: +1.1

What is the 7-day forecast for Ōtsuki?

09-05

20.8° 17.0°

26.63 mm

09-06

23.4° 17.3°

3.94 mm

09-07

23.0° 18.3°

2.5 mm

09-08

24.2° 16.3°

7.19 mm

09-09

20.3° 16.4°

4.88 mm

09-10

20.6° 18.9°

4.06 mm

09-11

24.9° 17.6°

2.19 mm

Both models agree Avg diff: 3.0°C

Where are air quality stations near Ōtsuki?

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

3.8 km PM2.5: 6.7 µg/m³

檜原測定所

19.9 km 95.4% RH PM2.5: 4.0 µg/m³ PM10: 10.0 µg/m³

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

21.9 km PM2.5: 3.1 µg/m³

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

25.4 km PM2.5: 13.1 µg/m³

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

25.4 km PM2.5: 5.0 µg/m³

What cities are near Ōtsuki?

20 Tsuru 27 Uenohara 21 Kōshū 21 Enzan 22 Sagamihara 29 Itsukaichi 20 Fujiyoshida 21 Yamanashi 32 Akiruno 33 Iwai

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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 2026-09-05T10:03 UTC.