Air Quality in Uenohara, Japan

Drizzle
17.1°C · 78.3% humidity
17.1°
Feels 17.1°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast
34 6am
27
25
38 9am
42
40
38 12pm
57
56
55 3pm
55
55
55 6pm
66
66
66 9pm
54
54
54 12am
54
54
54 3am
54
54
AD 728×90

Air Quality Index Trend

47h · 41 stn

Uenohara'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. Current PM2.5 concentration in Uenohara is 1.8× the WHO annual guideline of 5 µg/m³.

78.3%
Humidity
31.7 km/h
Wind SE
1000.0 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
38
9.08 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Uenohara?

Temperature & Precipitation

PM2.5 Trend

47h · 41 stations
PM2.59.08 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (9 stations within 25 km)
9.08
Median
9.27
Average
7.2
Low
14.0
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +0.9

What is the 7-day forecast for Uenohara?

05-29
18.0° 14.1°
4.19 mm
05-30
16.6° 11.8°
1.88 mm
05-31
19.2° 12.3°
0.19 mm
06-01
19.9° 14.2°
0.69 mm
06-02
19.1° 12.5°
4.37 mm
06-03
21.4° 14.7°
2.44 mm
06-04
20.9° 10.1°
0.06 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Uenohara?

38
檜原測定所
12.6 km 94.6% RH PM2.5: 9.0 µg/m³ PM10: 10.0 µg/m³
26
Nakano, Kanagawa, Japan (津久井相模原市緑区)
13.1 km PM2.5: 6.2 µg/m³
15
Tatemachi, Hachioji, Tokyo, Japan (八王子市館町八王子市)
15.8 km PM2.5: 3.6 µg/m³
53
Otsukimachi Hanasaki, Otsuki, Yamanashi, Japan (大月大月市)
16.6 km PM2.5: 13.1 µg/m³
38
八王子市大楽寺町
17.0 km 76.8% RH PM2.5: 9.0 µg/m³ PM10: 18.0 µg/m³
21
Hachioji (八王子)
18.8 km PM2.5: 5.0 µg/m³
30
Katakuramachi, Hachioji, Tokyo, Japan (八王子市片倉町八王子市)
20.5 km PM2.5: 7.2 µg/m³
38
Sumida, Kanagawa, Japan (愛川町角田愛甲郡愛川町)
21.5 km PM2.5: 9.1 µg/m³
11
Sumida, Kanagawa, Japan (愛川町角田愛甲郡愛川町)
21.5 km PM2.5: 2.6 µg/m³
44
Honchō, Fussa-shi, Tōkyō-to, Japan (福生市本町福生市)
23.4 km PM2.5: 10.6 µg/m³

What cities are near Uenohara?

33 Sagamihara 38 Ōtsuki 39 Itsukaichi 40 Akiruno 37 Aihara 39 Iwai 52 Hachiōji 38 Tsuru 38 Minawa 38 Ōme
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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 2026-05-29T00:25 UTC.