Air Quality in Kobayashi, Japan

Heavy Rain
18.7°C · 98.3% humidity
18.7°
Feels 18.7°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
54 4am
66
66
29 7am
39
47
69 10am
73
76
78 1pm
62
63
64 4pm
65
65
65 7pm
66
66
66 10pm
83
83
83 1am
83
83
AD 728×90

Air Quality Index Trend

47h · 16 stn

Kobayashi'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 Kobayashi is 1.4× the WHO annual guideline of 5 µg/m³.

98.3%
Humidity
36.4 km/h
Wind ENE
1004.7 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
29
6.95 µg/m³
PM10▲
60
73.05 µg/m³
050100150200300500

What is the weather forecast for Kobayashi?

Temperature & Precipitation

PM2.5 Trend

47h · 16 stations
PM2.56.95 µg/m³ ✓ WHO
Good
PM1073.05 µg/m³
Moderate
UV INDEX1.4
Low
AD 300×250
Station readings (2 stations within 25 km)
6.95
Median
6.95
Average
5.3
Low
8.6
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +16.2

What is the 7-day forecast for Kobayashi?

05-28
20.5° 12.1°
53.56 mm
05-29
18.7° 17.0°
22.06 mm
05-30
19.3° 15.5°
2.31 mm
05-31
24.2° 15.2°
0.25 mm
06-01
24.2° 16.3°
0.69 mm
06-02
19.1° 16.9°
1.06 mm
06-03
21.5° 15.2°
21.63 mm
Both models agree Avg diff: 3.7°C

Where are air quality stations near Kobayashi?

29
Hosono, Kobayashi, Miyazaki, Japan (小林保健所小林市)
1.1 km PM2.5: 7.0 µg/m³
44
Hosono, Kobayashi, Miyazaki, Japan (小林保健所小林市)
1.1 km PM2.5: 10.6 µg/m³
25
Yoshiocho, Miyakonojo, Miyazaki, Japan (都城高専都城市)
26.4 km PM2.5: 6.0 µg/m³
46
Yoshiocho, Miyakonojo, Miyazaki, Japan (都城高専都城市)
26.4 km PM2.5: 11.0 µg/m³
38
Teramachi, Hitoyoshi, Kumamoto, Japan (人吉保健所人吉市)
32.4 km PM2.5: 9.1 µg/m³
17
Teramachi, Hitoyoshi, Kumamoto, Japan (人吉保健所人吉市)
32.4 km PM2.5: 4.1 µg/m³

What cities are near Kobayashi?

28 Ebino 27 Miyakonojō 30 Mochibaru 25 Honjō 27 Hitoyoshi 21 Kirishima 21 Kokubu-matsuki 27 Ōkuchi-shinohara 32 Isa 26 Sueyoshichō-ninokata
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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 2026-05-28T22:53 UTC.