What is the air quality in Kōnosu today?

The current Air Quality Index (AQI) in Kōnosu is 69 (Moderate). PM2.5 concentration is 20.56 µg/m³.

What is the temperature in Kōnosu right now?

The current temperature in Kōnosu is 16.1°C (feels like 16.1°C). Humidity is 68.5% and wind speed is 15.7 km/h.

Air Quality in Kōnosu, Japan

Drizzle

16.1°C · 68.5% humidity

16.1°

Feels 16.1°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

17 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 63 stn

View full history →

Kōnosu'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 Kōnosu is 1.4× the WHO 24-hour guideline of 15 µg/m³.

68.5%

Humidity

15.7 km/h

Wind ENE

1021.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

20.56 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Kōnosu?

Temperature & Precipitation

PM2.5 Trend

45h · 63 stations

PM2.520.56 µg/m³ ×1.4 WHO

Moderate

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (17 stations within 25 km)

20.56

Median

8.38

Average

3.1

Low

23.0

High

PM2.5 µg/m³ · Model: 5.8 · Bias: -14.8

What is the 7-day forecast for Kōnosu?

10-21

21.1° 16.1°

0.25 mm

10-22

23.7° 16.6°

10-23

21.6° 15.1°

10-24

21.4° 17.1°

0.25 mm

10-25

19.6° 14.0°

4.69 mm

10-26

22.0° 14.0°

10-27

18.8° 14.9°

Both models agree Avg diff: 2.8°C

Where are air quality stations near Kōnosu?

Tenjin, Konosu, Saitama, Japan (鴻巣天神自排鴻巣市)

0.8 km PM2.5: 21.1 µg/m³

Kamitanadare, Kazo-shi, Saitama-ken, Japan (環境科学国際センター加須市)

4.3 km PM2.5: 23.0 µg/m³

Raiha, Kazo-shi, Saitama-ken, Japan (加須加須市)

9.0 km PM2.5: 6.7 µg/m³

Nagano, Gyōda-shi, Saitama-ken, Japan (行田行田市)

9.1 km PM2.5: 5.3 µg/m³

Matsuyama, Higashimatsuyama, Saitama Prefecture, Japan (東松山岩鼻自排東松山市)

9.9 km PM2.5: 3.1 µg/m³

Ashiyamachō, Sakado-shi, Saitama-ken, Japan (坂戸坂戸市)

15.0 km PM2.5: 12.0 µg/m³

Sekiyama, Hasuda-shi, Saitama-ken, Japan (蓮田蓮田市)

15.2 km PM2.5: 3.6 µg/m³

Iseharachō, Kawagoe-shi, Saitama-ken, Japan (川越市霞ケ関川越市)

18.2 km PM2.5: 7.4 µg/m³

Gakuendai, Saitama-ken, Japan (宮代南埼玉郡宮代町)

18.3 km PM2.5: 4.1 µg/m³

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

18.5 km PM2.5: 3.1 µg/m³

What cities are near Kōnosu?

60 Kitamoto 43 Ōgushi 58 Kisai 38 Fukiage-fujimi 56 Shōbu 45 Okegawa 38 Kazo 23 Gyōda 21 Higashi-Matsuyama 40 Hanyū

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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 2026-10-21T08:29 UTC.