SmogRank / Japan / Yamagata

Air quality in Sakata

Yamagata, Japan. PM2.5 from 1 reference monitor, updated hourly.

– µg/m³

No reading in the last few days.

Rank

24 h
–
not enough data
7 days
#1,524
of 2,341 · 6.0 µg/m³
30 days
#972
of 2,337 · 6.7 µg/m³
Year
–
not enough data

Last 0 days, hour by hour

No hourly readings yet.

Times in UTC. Dashed line: WHO 24-hour guideline (15 µg/m³).

Every day for a year

SepNovDecJanFebMarAprMayJunJulAugSepMonWedFri2025-09-29: 7.9 µg/m³2025-09-30: 8.6 µg/m³2025-10-01: 9.1 µg/m³2025-10-02: 8.6 µg/m³2025-10-03: 11.8 µg/m³2025-10-04: 11.5 µg/m³2025-10-05: 7.9 µg/m³2025-10-06: 8.3 µg/m³2025-10-07: 6.5 µg/m³2025-10-08: 7.6 µg/m³2025-10-09: 6.2 µg/m³2025-10-10: 6.2 µg/m³2025-10-11: 4.1 µg/m³2025-10-12: 4.4 µg/m³2025-10-13: 6.1 µg/m³2025-10-14: 9.8 µg/m³2025-10-15: 10.1 µg/m³2025-10-16: 6.5 µg/m³2025-10-17: 6.2 µg/m³2025-10-18: 8.2 µg/m³2025-10-19: 5.0 µg/m³2025-10-20: 4.8 µg/m³2025-10-21: 4.7 µg/m³2025-10-22: 5.2 µg/m³2025-10-23: 5.3 µg/m³2025-10-24: 4.5 µg/m³2025-10-25: 6.5 µg/m³2025-10-26: no data2025-10-27: 8.1 µg/m³2025-10-28: 7.9 µg/m³2025-10-29: 14.9 µg/m³2025-10-30: 15.8 µg/m³2025-10-31: 10.9 µg/m³2025-11-01: 4.4 µg/m³2025-11-02: 5.3 µg/m³2025-11-03: no data2025-11-04: 5.8 µg/m³2025-11-05: 5.1 µg/m³2025-11-06: 7.7 µg/m³2025-11-07: 13.1 µg/m³2025-11-08: no data2025-11-09: 6.4 µg/m³2025-11-10: 8.0 µg/m³2025-11-11: 6.4 µg/m³2025-11-12: no data2025-11-13: 10.5 µg/m³2025-11-14: 7.4 µg/m³2025-11-15: 7.9 µg/m³2025-11-16: 5.8 µg/m³2025-11-17: 6.8 µg/m³2025-11-18: 6.0 µg/m³2025-11-19: 4.1 µg/m³2025-11-20: no data2025-11-21: 8.4 µg/m³2025-11-22: no data2025-11-23: 6.0 µg/m³2025-11-24: 5.9 µg/m³2025-11-25: 5.6 µg/m³2025-11-26: 7.1 µg/m³2025-11-27: 9.3 µg/m³2025-11-28: 9.6 µg/m³2025-11-29: 4.1 µg/m³2025-11-30: 7.6 µg/m³2025-12-01: 12.9 µg/m³2025-12-02: 11.1 µg/m³2025-12-03: 5.1 µg/m³2025-12-04: no data2025-12-05: 4.7 µg/m³2025-12-06: 3.3 µg/m³2025-12-07: 6.7 µg/m³2025-12-08: 10.3 µg/m³2025-12-09: 4.7 µg/m³2025-12-10: 4.8 µg/m³2025-12-11: no data2025-12-12: no data2025-12-13: no data2025-12-14: no data2025-12-15: no data2025-12-16: no data2025-12-17: no data2025-12-18: no data2025-12-19: no data2025-12-20: no data2025-12-21: no data2025-12-22: no data2025-12-23: no data2025-12-24: no data2025-12-25: no data2025-12-26: no data2025-12-27: no data2025-12-28: no data2025-12-29: no data2025-12-30: no data2025-12-31: no data2026-01-01: no data2026-01-02: no data2026-01-03: no data2026-01-04: no data2026-01-05: no data2026-01-06: no data2026-01-07: no data2026-01-08: no data2026-01-09: no data2026-01-10: no data2026-01-11: no data2026-01-12: no data2026-01-13: no data2026-01-14: no data2026-01-15: no data2026-01-16: no data2026-01-17: no data2026-01-18: no data2026-01-19: no data2026-01-20: no data2026-01-21: no data2026-01-22: no data2026-01-23: no data2026-01-24: no data2026-01-25: no data2026-01-26: no data2026-01-27: no data2026-01-28: no data2026-01-29: no data2026-01-30: no data2026-01-31: no data2026-02-01: no data2026-02-02: no data2026-02-03: no data2026-02-04: no data2026-02-05: no data2026-02-06: no data2026-02-07: no data2026-02-08: no data2026-02-09: no data2026-02-10: no data2026-02-11: no data2026-02-12: no data2026-02-13: no data2026-02-14: no data2026-02-15: no data2026-02-16: no data2026-02-17: no data2026-02-18: no data2026-02-19: no data2026-02-20: no data2026-02-21: no data2026-02-22: no data2026-02-23: no data2026-02-24: no data2026-02-25: no data2026-02-26: no data2026-02-27: no data2026-02-28: no data2026-03-01: no data2026-03-02: no data2026-03-03: no data2026-03-04: no data2026-03-05: no data2026-03-06: no data2026-03-07: no data2026-03-08: no data2026-03-09: no data2026-03-10: no data2026-03-11: no data2026-03-12: no data2026-03-13: no data2026-03-14: no data2026-03-15: no data2026-03-16: no data2026-03-17: no data2026-03-18: no data2026-03-19: no data2026-03-20: no data2026-03-21: no data2026-03-22: no data2026-03-23: no data2026-03-24: no data2026-03-25: no data2026-03-26: no data2026-03-27: no data2026-03-28: 7.4 µg/m³2026-03-29: 17.7 µg/m³2026-03-30: 21.1 µg/m³2026-03-31: 15.4 µg/m³2026-04-01: 9.4 µg/m³2026-04-02: 4.6 µg/m³2026-04-03: 8.1 µg/m³2026-04-04: 7.9 µg/m³2026-04-05: 5.1 µg/m³2026-04-06: 4.8 µg/m³2026-04-07: 10.4 µg/m³2026-04-08: 6.5 µg/m³2026-04-09: 7.6 µg/m³2026-04-10: 6.2 µg/m³2026-04-11: 12.3 µg/m³2026-04-12: 7.5 µg/m³2026-04-13: 5.8 µg/m³2026-04-14: 9.1 µg/m³2026-04-15: 13.2 µg/m³2026-04-16: 13.0 µg/m³2026-04-17: 6.9 µg/m³2026-04-18: 10.1 µg/m³2026-04-19: 13.1 µg/m³2026-04-20: 11.6 µg/m³2026-04-21: 15.5 µg/m³2026-04-22: 10.5 µg/m³2026-04-23: 13.5 µg/m³2026-04-24: 7.2 µg/m³2026-04-25: 5.5 µg/m³2026-04-26: 8.2 µg/m³2026-04-27: 11.0 µg/m³2026-04-28: 7.6 µg/m³2026-04-29: 6.8 µg/m³2026-04-30: 5.7 µg/m³2026-05-01: 3.8 µg/m³2026-05-02: 14.4 µg/m³2026-05-03: 11.5 µg/m³2026-05-04: 8.5 µg/m³2026-05-05: 7.8 µg/m³2026-05-06: 7.2 µg/m³2026-05-07: 6.7 µg/m³2026-05-08: 10.2 µg/m³2026-05-09: 10.4 µg/m³2026-05-10: 10.5 µg/m³2026-05-11: 7.0 µg/m³2026-05-12: 7.7 µg/m³2026-05-13: 10.9 µg/m³2026-05-14: 17.0 µg/m³2026-05-15: 13.3 µg/m³2026-05-16: 12.2 µg/m³2026-05-17: 9.7 µg/m³2026-05-18: 10.1 µg/m³2026-05-19: 13.2 µg/m³2026-05-20: 13.5 µg/m³2026-05-21: 9.1 µg/m³2026-05-22: 7.6 µg/m³2026-05-23: 6.6 µg/m³2026-05-24: 4.1 µg/m³2026-05-25: 8.3 µg/m³2026-05-26: 12.3 µg/m³2026-05-27: 8.6 µg/m³2026-05-28: 7.9 µg/m³2026-05-29: 7.3 µg/m³2026-05-30: 8.6 µg/m³2026-05-31: 13.1 µg/m³2026-06-01: 11.4 µg/m³2026-06-02: 14.9 µg/m³2026-06-03: 8.9 µg/m³2026-06-04: 5.8 µg/m³2026-06-05: 4.5 µg/m³2026-06-06: 7.5 µg/m³2026-06-07: 6.3 µg/m³2026-06-08: 4.8 µg/m³2026-06-09: 5.4 µg/m³2026-06-10: 4.3 µg/m³2026-06-11: 4.9 µg/m³2026-06-12: 8.6 µg/m³2026-06-13: 13.0 µg/m³2026-06-14: 10.6 µg/m³2026-06-15: 10.2 µg/m³2026-06-16: 7.6 µg/m³2026-06-17: 11.0 µg/m³2026-06-18: 12.4 µg/m³2026-06-19: 10.8 µg/m³2026-06-20: 6.5 µg/m³2026-06-21: no data2026-06-22: no data2026-06-23: no data2026-06-24: no data2026-06-25: no data2026-06-26: 6.2 µg/m³2026-06-27: 6.6 µg/m³2026-06-28: 8.1 µg/m³2026-06-29: 9.1 µg/m³2026-06-30: 9.1 µg/m³2026-07-01: 9.9 µg/m³2026-07-02: 11.3 µg/m³2026-07-03: 7.2 µg/m³2026-07-04: 8.3 µg/m³2026-07-05: 9.1 µg/m³2026-07-06: 12.6 µg/m³2026-07-07: 9.3 µg/m³2026-07-08: 10.8 µg/m³2026-07-09: 13.1 µg/m³2026-07-10: 16.0 µg/m³2026-07-11: 16.0 µg/m³2026-07-12: 12.6 µg/m³2026-07-13: 9.4 µg/m³2026-07-14: 17.2 µg/m³2026-07-15: 12.8 µg/m³2026-07-16: 12.0 µg/m³2026-07-17: 10.5 µg/m³2026-07-18: 9.3 µg/m³2026-07-19: 11.3 µg/m³2026-07-20: 19.8 µg/m³2026-07-21: 11.0 µg/m³2026-07-22: 12.5 µg/m³2026-07-23: 8.9 µg/m³2026-07-24: 8.6 µg/m³2026-07-25: 4.7 µg/m³2026-07-26: 2.7 µg/m³2026-07-27: 4.6 µg/m³2026-07-28: 7.1 µg/m³2026-07-29: 6.6 µg/m³2026-07-30: 15.2 µg/m³2026-07-31: 6.4 µg/m³2026-08-01: 13.7 µg/m³2026-08-02: 7.8 µg/m³2026-08-03: 5.8 µg/m³2026-08-04: 9.6 µg/m³2026-08-05: 12.0 µg/m³2026-08-06: 14.5 µg/m³2026-08-07: 12.2 µg/m³2026-08-08: 13.4 µg/m³2026-08-09: 8.9 µg/m³2026-08-10: 7.6 µg/m³2026-08-11: 7.6 µg/m³2026-08-12: 4.4 µg/m³2026-08-13: 4.1 µg/m³2026-08-14: 3.8 µg/m³2026-08-15: 5.1 µg/m³2026-08-16: 7.6 µg/m³2026-08-17: 8.3 µg/m³2026-08-18: 9.6 µg/m³2026-08-19: 10.8 µg/m³2026-08-20: 11.9 µg/m³2026-08-21: 8.6 µg/m³2026-08-22: 9.4 µg/m³2026-08-23: 10.7 µg/m³2026-08-24: 12.7 µg/m³2026-08-25: 17.6 µg/m³2026-08-26: 6.1 µg/m³2026-08-27: 5.9 µg/m³2026-08-28: 7.8 µg/m³2026-08-29: 5.3 µg/m³2026-08-30: 3.3 µg/m³2026-08-31: 3.3 µg/m³2026-09-01: 4.4 µg/m³2026-09-02: 7.5 µg/m³2026-09-03: 7.2 µg/m³2026-09-04: 7.2 µg/m³2026-09-05: 13.6 µg/m³2026-09-06: 6.6 µg/m³2026-09-07: 7.3 µg/m³2026-09-08: 6.5 µg/m³2026-09-09: 7.2 µg/m³2026-09-10: 6.3 µg/m³2026-09-11: 8.1 µg/m³2026-09-12: 8.6 µg/m³2026-09-13: 8.3 µg/m³2026-09-14: 5.3 µg/m³2026-09-15: 4.8 µg/m³2026-09-16: 7.5 µg/m³2026-09-17: 8.8 µg/m³2026-09-18: 6.0 µg/m³2026-09-19: 3.4 µg/m³2026-09-20: 5.1 µg/m³2026-09-21: 3.6 µg/m³2026-09-22: 7.7 µg/m³2026-09-23: 7.9 µg/m³2026-09-24: 6.7 µg/m³2026-09-25: 7.5 µg/m³2026-09-26: 6.5 µg/m³2026-09-27: 4.6 µg/m³2026-09-28: 6.1 µg/m³2026-09-29: 5.3 µg/m³2026-09-30: 5.4 µg/m³
Good 0–9.0Moderate 9.1+Unhealthy for sensitive groups 35.5+Unhealthy 55.5+Very unhealthy 125.5+Hazardous 225.5+No data

12 of 246 measured days were over the WHO 24-hour guideline.

Daily world rank

#1#2104OctNovDecJanFebMarAprMayJunJulAugSep

Rank on each day's board (1 = most polluted city that day).

2026 against 2025, month by month

15Jan 2025: 5.1 µg/m³JanFebMar 2025: 10.9 µg/m³MarApr 2025: 9.4 µg/m³Apr 2026: 8.8 µg/m³AprMay 2025: 9.4 µg/m³May 2026: 9.6 µg/m³MayJun 2025: 10.6 µg/m³Jun 2026: 8.3 µg/m³JunJul 2025: 12.8 µg/m³Jul 2026: 10.5 µg/m³JulAug 2025: 10.6 µg/m³Aug 2026: 8.7 µg/m³AugSep 2025: 8.2 µg/m³Sep 2026: 6.7 µg/m³SepOct 2025: 7.8 µg/m³OctNov 2025: 7.0 µg/m³NovDec

Faded bars: 2025. A month shows once it has 10 measured days.

This week against past years

This weekThis week: 6.0 µg/m³6.020252025: 7.9 µg/m³7.9

Mean PM2.5 for 24 Sept to 30 Sept in each year. Dashed line: WHO 24-hour guideline.

Monitors

StationOperatorType
酒田市若浜町１－４０政府標準利用規約（第2.0版） (Government Standard Terms of Use v2.0)Ministry of the Environment Air Pollutant Wide Area Monitoring SystemReference

The city's value is the median of its reference monitors each hour; low-cost sensors are listed but not counted when reference monitors exist. Data via OpenAQ; licences as listed. How we rank. Embed this on your site.

Other cities in Japan

Honmachi 9.6Onomichi 9.5Hita 9.4Ōzu 9.3Kanoya 9.3Kobayashi 9.1Kamisu 9.1Ōyanomachi-noboritate 9.0Minamata 9.0Hitoyoshi 8.9Owariasahi 8.9Hyūga 8.9

30-day averages, µg/m³. All of Japan →

Updated 2026-10-01 04:07 UTC. Values are PM2.5 in µg/m³ (fine particles), the median of each city's monitors.