Air Quality in Hitachiomiya, Japan

Rain
20.6°C · 89.9% humidity
20.6°
Feels 20.6°
52
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
4 stations

Nearby Monitoring Stations

AQI Forecast
25 8pm
25
27
52 11pm
45
40
36 2am
34
32
37 5am
36
29
28 8am
28
35
34 11am
34
34
34 2pm
54
54
54 5pm
54
54
AD 728×90

Air Quality Index Trend

47h · 7 stn

Hitachiomiya'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 Hitachiomiya is 2.5× the WHO annual guideline of 5 µg/m³.

89.9%
Humidity
17.1 km/h
Wind ENE
1003.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
52
12.56 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Hitachiomiya?

Temperature & Precipitation

PM2.5 Trend

47h · 7 stations
PM2.512.56 µg/m³ ✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (4 stations within 25 km)
12.56
Median
7.45
Average
5.0
Low
12.6
High
PM2.5 µg/m³ · Model: 6.5 · Bias: -6.1

What is the 7-day forecast for Hitachiomiya?

05-29
22.3° 15.6°
5.75 mm
05-30
22.2° 16.1°
1.44 mm
05-31
23.6° 16.2°
0.25 mm
06-01
23.7° 16.8°
06-02
21.9° 15.4°
06-03
26.0° 18.9°
1.25 mm
06-04
24.5° 14.6°
1.37 mm
Both models agree Avg diff: 2.2°C

Where are air quality stations near Hitachiomiya?

63
Nonakacho, Hitachiomiya, Ibaraki, Japan (大宮野中常陸大宮市)
1.0 km PM2.5: 17.8 µg/m³
32
Ishikawa, Mito, Ibaraki, Japan (水戸石川水戸市)
19.2 km PM2.5: 7.7 µg/m³
17
Higashiishikawa, Hitachinaka, Ibaraki, Japan (常陸那珂勝田ひたちなか市)
22.0 km PM2.5: 4.1 µg/m³
25
Miyatacho, Hitachi, Ibaraki, Japan (日立市役所日立市)
22.6 km PM2.5: 6.0 µg/m³
46
Ishii, Kasama, Ibaraki, Japan (笠間市役所笠間市)
24.8 km PM2.5: 11.0 µg/m³

What cities are near Hitachiomiya?

52 Ōmiya 47 Ishitsuka 42 Hitachi-ota 41 Tokai 44 Inada 41 Funaishikawa 52 Hitachi-Naka 30 Hitachi 35 Daigo 45 Katsuta
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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 2026-05-29T14:39 UTC.