What is the air quality in Hidaka today?

The current Air Quality Index (AQI) in Hidaka is 30 (Good). PM2.5 concentration is 7.22 µg/m³.

What is the temperature in Hidaka right now?

The current temperature in Hidaka is 13.0°C (feels like 13.0°C). Humidity is 89.5% and wind speed is 7.3 km/h.

Is it safe to go outside in Hidaka?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Hidaka, Japan

Drizzle

13.0°C · 89.5% humidity

13.0°

Feels 13.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

12 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 34 stn

View full history →

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.

89.5%

Humidity

7.3 km/h

Wind NE

1021.9 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

7.22 µg/m³

PM10▲

41.2 µg/m³

050100150200300500

What is the weather forecast for Hidaka?

Temperature & Precipitation

PM2.5 Trend

45h · 34 stations

PM2.57.22 µg/m³ ✓ WHO

Good

PM1041.2 µg/m³

Good

UV INDEX0.0

Low

Station readings (12 stations within 25 km)

7.22

Median

9.53

Average

2.4

Low

21.1

High

PM2.5 µg/m³ · Model: 19.2 · Bias: +12.0

What is the 7-day forecast for Hidaka?

10-21

18.2° 13.0°

1.31 mm

10-22

20.1° 15.3°

0.19 mm

10-23

21.0° 11.6°

10-24

18.0° 15.0°

0.56 mm

10-25

18.0° 10.5°

4.88 mm

10-26

19.3° 11.1°

10-27

15.5° 12.6°

0.25 mm

Both models agree Avg diff: 3.4°C

Where are air quality stations near Hidaka?

Nakakayama, Hidaka, Saitama, Japan (日高日高市)

3.1 km PM2.5: 13.1 µg/m³

Ōtagaya, Tsurugashima-shi, Saitama-ken, Japan (鶴ヶ島自排鶴ヶ島市)

3.7 km PM2.5: 2.4 µg/m³

Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)

5.6 km PM2.5: 12.0 µg/m³

Azumacho, Iruma, Saitama, Japan (入間入間市)

9.9 km PM2.5: 15.0 µg/m³

Miyashitamachi, Kawagoe, Saitama, Japan (川越市川越川越市)

11.3 km PM2.5: 14.0 µg/m³

Senbamachi, Kawagoe, Saitama, Japan (川越市仙波川越市)

11.8 km PM2.5: 14.0 µg/m³

Senbamachi, Kawagoe, Saitama, Japan (川越市仙波川越市)

11.8 km PM2.5: 21.1 µg/m³

Goryocho, Higashimatsuyama, Saitama, Japan (東松山東松山市)

13.6 km PM2.5: 4.8 µg/m³

Nagaoka, Tokyo, Japan (東京環状長岡西多摩郡瑞穂町)

16.2 km PM2.5: 23.0 µg/m³

Higashioume, Oume, Tokyo, Japan (青梅市東青梅青梅市)

16.4 km PM2.5: 12.0 µg/m³

What cities are near Hidaka?

24 Sakado 46 Morohongō 25 Tsurugashima 36 Hannō 37 Sayama 39 Igusa 36 Iruma 59 Kawagoe 20 Higashi-Matsuyama 51 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 2026-10-21T06:02 UTC.