Air Quality in Hitachiomiya, Japan

Drizzle
21.6°C · 97.1% humidity
21.6°
Feels 21.6°
70
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
6 stations

Nearby Monitoring Stations

AQI Forecast
34 9am
54
54
70 12pm
65
62
60 3pm
58
57
56 6pm
36
35
28 9pm
67
66
66 12am
66
54
54 3am
54
54
54 6am
54
54
AD 728×90

Air Quality Index Trend

46h · 8 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 1.4× the WHO 24-hour guideline of 15 µg/m³.

97.1%
Humidity
17.0 km/h
Wind NNW
1001.7 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
70
21.1 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Hitachiomiya?

Temperature & Precipitation

PM2.5 Trend

46h · 8 stations
PM2.521.1 µg/m³ ×1.4 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
Station readings (6 stations within 25 km)
21.1
Median
20.4
Average
7.7
Low
25.9
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -10.2

What is the 7-day forecast for Hitachiomiya?

07-22
23.4° 21.3°
29.63 mm
07-23
24.9° 17.4°
0.13 mm
07-24
26.5° 22.7°
0.25 mm
07-25
32.6° 19.4°
0.25 mm
07-26
29.2° 18.0°
0.56 mm
07-27
28.4° 22.2°
9.31 mm
07-28
28.1° 22.8°
1.31 mm
Both models agree Avg diff: 3.0°C

Where are air quality stations near Hitachiomiya?

19
Nonakacho, Hitachiomiya, Ibaraki, Japan (大宮野中常陸大宮市)
1.0 km PM2.5: 4.6 µg/m³
68
Ishikawa, Mito, Ibaraki, Japan (水戸石川水戸市)
19.2 km PM2.5: 20.2 µg/m³
27
Higashiishikawa, Hitachinaka, Ibaraki, Japan (常陸那珂勝田ひたちなか市)
22.0 km PM2.5: 6.5 µg/m³
18
Miyatacho, Hitachi, Ibaraki, Japan (日立市役所日立市)
22.6 km PM2.5: 4.3 µg/m³
13
Ishii, Kasama, Ibaraki, Japan (笠間市役所笠間市)
24.8 km PM2.5: 3.1 µg/m³

What cities are near Hitachiomiya?

70 Ōmiya 67 Ishitsuka 74 Hitachi-ota 74 Tokai 73 Inada 74 Funaishikawa 73 Hitachi-Naka 78 Hitachi 70 Daigo 73 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 2026-07-22T03:24 UTC.