What is the air quality in Saitama today?

The current Air Quality Index (AQI) in Saitama is 19 (Good). PM2.5 concentration is 4.54 µg/m³.

What is the temperature in Saitama right now?

The current temperature in Saitama is 15.4°C (feels like 15.4°C). Humidity is 75.7% and wind speed is 17.7 km/h.

Is it safe to go outside in Saitama?

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

Air Quality in Saitama, Japan

Drizzle

15.4°C · 75.7% humidity

15.4°

Feels 15.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

23 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings 47h ago

AQI 49

PM2.5 11.8 µg/m³ · 47h ago

Air Quality Index Trend

45h · 102 stn

View full history →

Saitama'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.

75.7%

Humidity

17.7 km/h

Wind NNE

1021.8 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.54 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Saitama?

Temperature & Precipitation

PM2.5 Trend

45h · 102 stations

PM2.54.54 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (23 stations within 25 km)

4.54

Median

7.94

Average

3.1

Low

21.1

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +1.5

What is the 7-day forecast for Saitama?

10-21

21.9° 15.4°

0.88 mm

10-22

23.9° 17.3°

0.13 mm

10-23

22.4° 15.8°

10-24

22.2° 17.5°

0.25 mm

10-25

19.9° 14.1°

5.19 mm

10-26

21.6° 14.7°

10-27

19.0° 15.2°

0.13 mm

Both models agree Avg diff: 3.0°C

Where are air quality stations near Saitama?

Mikura, Saitama, Japan (さいたま市片柳さいたま市見沼区)

1.5 km PM2.5: 3.4 µg/m³

Mikura, Saitama, Japan (さいたま市片柳さいたま市見沼区)

1.5 km PM2.5: 9.1 µg/m³

Sasakubo, Saitama, Japan (さいたま市城南さいたま市岩槻区)

6.4 km PM2.5: 5.3 µg/m³

Saitama, Japan (さいたま市三橋自排さいたま市西区)

7.2 km PM2.5: 14.0 µg/m³

Shibahinotsume, Kawaguchi, Saitama, Japan (川口市芝川口市)

8.8 km PM2.5: 11.5 µg/m³

Shibahinotsume, Kawaguchi, Saitama, Japan (川口市芝川口市)

8.8 km PM2.5: 8.2 µg/m³

Bijogi, Toda, Saitama, Japan (戸田美女木自排戸田市)

9.8 km PM2.5: 9.1 µg/m³

Yahara, Kasukabe-shi, Saitama-ken, Japan (春日部春日部市)

10.8 km PM2.5: 9.1 µg/m³

Higashikoshigaya, Koshigaya, Saitama, Japan (越谷市東越谷越谷市)

12.7 km PM2.5: 4.1 µg/m³

Niikura, Wakō-shi, Saitama-ken, Japan (和光新倉自排和光市)

13.6 km PM2.5: 8.2 µg/m³

What cities are near Saitama?

30 Yono 54 Sashiōgi 37 Hasuda 32 Iwatsuki 43 Ageo 33 Warabi 43 Shinden 31 Shiki 32 Shimotoda 31 Hatogaya-honchō

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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 2026-10-21T05:27 UTC.