Air Quality in Hitachi-ota, Japan

Rain
20.7°C · 92.8% humidity
20.7°
Feels 20.7°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
25 8pm
25
27
42 11pm
38
35
33 2am
31
30
36 5am
35
28
28 8am
28
34
34 11am
34
34
34 2pm
54
54
54 5pm
54
54
AD 728×90

Air Quality Index Trend

47h · 5 stn

Hitachi-ota'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 Hitachi-ota is 2.0× the WHO annual guideline of 5 µg/m³.

92.8%
Humidity
18.6 km/h
Wind ENE
1003.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
42
10.14 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Hitachi-ota?

Temperature & Precipitation

PM2.5 Trend

47h · 5 stations
PM2.510.14 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (2 stations within 25 km)
10.14
Median
9.9
Average
7.2
Low
12.6
High
PM2.5 µg/m³ · Model: 6.5 · Bias: -3.6

What is the 7-day forecast for Hitachi-ota?

05-29
22.4° 16.4°
7.19 mm
05-30
20.6° 16.2°
2.31 mm
05-31
23.4° 16.8°
0.13 mm
06-01
22.7° 18.7°
06-02
22.6° 16.8°
06-03
25.8° 20.4°
1.25 mm
06-04
24.1° 15.4°
1.19 mm
Both models agree Avg diff: 2.5°C

Where are air quality stations near Hitachi-ota?

63
Nonakacho, Hitachiomiya, Ibaraki, Japan (大宮野中常陸大宮市)
11.3 km PM2.5: 17.8 µg/m³
25
Miyatacho, Hitachi, Ibaraki, Japan (日立市役所日立市)
12.3 km PM2.5: 6.0 µg/m³
17
Higashiishikawa, Hitachinaka, Ibaraki, Japan (常陸那珂勝田ひたちなか市)
17.2 km PM2.5: 4.1 µg/m³
32
Ishikawa, Mito, Ibaraki, Japan (水戸石川水戸市)
19.9 km PM2.5: 7.7 µg/m³
63
Nakagocho Kamisakurai, Kitaibaraki, Ibaraki, Japan (北茨城中郷北茨城市)
30.8 km PM2.5: 17.8 µg/m³

What cities are near Hitachi-ota?

41 Tokai 52 Ōmiya 41 Funaishikawa 52 Hitachiomiya 30 Hitachi 44 Inada 47 Ishitsuka 52 Hitachi-Naka 45 Katsuta 34 Mito
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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 2026-05-29T14:48 UTC.