Air Quality in Hidaka, Japan

Windy
22.3°C · 67.7% humidity
22.3°
Feels 22.3°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
21 stations

Nearby Monitoring Stations

AQI Forecast
54 6am
54
54
18 9am
1
9
14 12pm
18
27
49 3pm
51
51
52 6pm
53
53
33 9pm
25
—
— 12am
—
27
27 3am
27
27
AD 728×90

Air Quality Index Trend

47h · 50 stn

Hidaka'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.

67.7%
Humidity
58.4 km/h
Wind SSE
997.2 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
18
4.42 µg/m³
PM10▲
25
27.45 µg/m³
050100150200300500

What is the weather forecast for Hidaka?

Temperature & Precipitation

PM2.5 Trend

47h · 50 stations
PM2.54.42 µg/m³ ✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
Station readings (21 stations within 25 km)
4.42
Median
5.0
Average
0.2
Low
10.8
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +11.9

What is the 7-day forecast for Hidaka?

05-29
23.5° 16.7°
0.94 mm
05-30
23.4° 16.6°
1.31 mm
05-31
25.5° 17.6°
0.13 mm
06-01
26.1° 18.5°
06-02
25.6° 17.5°
0.94 mm
06-03
27.2° 20.2°
0.25 mm
06-04
25.7° 15.0°
1.75 mm
Both models agree Avg diff: 2.9°C

Where are air quality stations near Hidaka?

42
Ōtagaya, Tsurugashima-shi, Saitama-ken, Japan (鶴ヶ島自排鶴ヶ島市)
3.7 km PM2.5: 10.1 µg/m³
8
Iseharachō, Kawagoe-shi, Saitama-ken, Japan (川越市霞ケ関川越市)
5.6 km PM2.5: 1.9 µg/m³
35
Iseharachō, Kawagoe-shi, Saitama-ken, Japan (川越市霞ケ関川越市)
5.6 km PM2.5: 8.4 µg/m³
40
Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)
5.6 km PM2.5: 9.6 µg/m³
67
Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)
5.6 km PM2.5: 19.7 µg/m³
36
Ashiyamachō, Sakado-shi, Saitama-ken, Japan (坂戸坂戸市)
7.0 km PM2.5: 8.6 µg/m³
9
Ashiyamachō, Sakado-shi, Saitama-ken, Japan (坂戸坂戸市)
7.0 km PM2.5: 2.2 µg/m³
40
Namiyanagi, Hannō-shi, Saitama-ken, Japan (飯能飯能市)
7.4 km PM2.5: 9.6 µg/m³
2
Namiyanagi, Hannō-shi, Saitama-ken, Japan (飯能飯能市)
7.4 km PM2.5: 0.5 µg/m³
46
Azumacho, Iruma, Saitama, Japan (入間入間市)
9.9 km PM2.5: 11.0 µg/m³

What cities are near Hidaka?

15 Sakado 19 Morohongō 16 Tsurugashima 41 Hannō 29 Sayama 9 Igusa 32 Iruma 10 Kawagoe 1 Higashi-Matsuyama 22 Kamifukuoka
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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 2026-05-29T00:10 UTC.