Air Quality in Niigata, Japan

Heavy Rain
22.7°C · 93.7% humidity
22.7°
Feels 22.7°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
27 5am
25
25
42 8am
37
43
40 11am
38
37
36 2pm
36
35
35 5pm
35
34
34 8pm
27
34
34 11pm
34
34
34 2am
27
27
AD 728×90

Air Quality Index Trend

42h · 4 stn

Niigata'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.

93.7%
Humidity
66.8 km/h
Wind ENE
1000.7 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
42
10.02 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Niigata?

Temperature & Precipitation

PM2.5 Trend

42h · 4 stations
PM2.510.02 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (3 stations within 25 km)
10.02
Median
8.4
Average
6.0
Low
10.6
High
PM2.5 µg/m³ · Model: 9.75 · Bias: -0.3

What is the 7-day forecast for Niigata?

07-21
25.3° 22.7°
12.19 mm
07-22
26.4° 22.7°
24.19 mm
07-23
25.0° 21.2°
1.63 mm
07-24
25.8° 22.2°
0.25 mm
07-25
26.9° 24.6°
07-26
25.3° 23.6°
0.44 mm
07-27
26.5° 24.7°
0.19 mm
Both models agree Avg diff: 1.5°C

Where are air quality stations near Niigata?

55
Niigata (新潟)
0.8 km PM2.5: 14.0 µg/m³
24
Matsuhama, Niigata-ken, Japan (松浜新潟市北区)
9.8 km PM2.5: 5.8 µg/m³
41
Matsuhama, Niigata-ken, Japan (松浜新潟市北区)
9.8 km PM2.5: 9.8 µg/m³
22
Shineichō, Niigata-ken, Japan (新津新潟市秋葉区)
16.2 km PM2.5: 5.3 µg/m³
25
Niigata Prefecture, Japan (巻新潟市西蒲区)
22.4 km PM2.5: 6.0 µg/m³
65
Niigata Prefecture, Japan (巻新潟市西蒲区)
22.4 km PM2.5: 18.8 µg/m³

What cities are near Niigata?

42 Kameda-honchō 41 Niitsu-honchō 33 Shirone 45 Suibara 45 Agano 25 Maki 35 Gosen 50 Shibata 56 Muramatsu 31 Kamo
Get AQI alerts for Niigata

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T23:16 UTC.