Air Quality in Tosu, Japan

Windy
26.6°C · 64.7% humidity
26.6°
Feels 26.6°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
14 4pm
14
21
21 7pm
21
21
21 10pm
21
21
14 1am
14
12
12 4am
12
11
12 7am
12
12
12 10am
12
11
11 1pm
11
11
Station readings 22h ago
AQI 14
PM2.5 3.4 µg/m³ · 22h ago
AD 728×90

Air Quality Index Trend

45h · 25 stn

Tosu'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.

64.7%
Humidity
53.4 km/h
Wind NE
1002.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
21
4.98 µg/m³
PM10▲
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Tosu?

Temperature & Precipitation

PM2.5 Trend

45h · 25 stations
PM2.54.98 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (8 stations within 25 km)
4.98
Median
4.58
Average
3.6
Low
5.0
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +2.4

What is the 7-day forecast for Tosu?

09-05
26.8° 23.9°
0.44 mm
09-06
28.1° 22.4°
1.06 mm
09-07
30.0° 22.1°
0.13 mm
09-08
29.8° 21.6°
0.06 mm
09-09
31.6° 23.2°
4.25 mm
09-10
28.4° 20.6°
1.56 mm
09-11
29.6° 21.9°
4.69 mm
Both models agree Avg diff: 2.1°C

Where are air quality stations near Tosu?

21
Shukumachi, Tosu, Saga, Japan (鳥栖鳥栖市)
1.6 km PM2.5: 5.0 µg/m³
21
Gion, Ogori, Fukuoka, Japan (筑後小郡小郡市)
4.8 km PM2.5: 5.0 µg/m³
31
Mizumamachi Tamamitsu, Kurume, Fukuoka, Japan (三潴中学校久留米市)
13.3 km PM2.5: 7.4 µg/m³
21
Tanushimarumachi Tanushimaru, Kurume, Fukuoka, Japan (田主丸中学校久留米市)
16.3 km PM2.5: 5.0 µg/m³
17
Saifu, Dazaifu, Fukuoka, Japan (太宰府太宰府市)
17.0 km PM2.5: 4.1 µg/m³
15
Ohashi, Fukuoka, Japan (大橋福岡市南区)
22.0 km PM2.5: 3.6 µg/m³
21
Takagimachi, Saga, Saga, Japan (佐賀佐賀市)
22.9 km PM2.5: 5.0 µg/m³
25
Mitsusemura Mitsuse, Saga, Saga Prefecture, Japan (三瀬佐賀市)
23.0 km PM2.5: 6.0 µg/m³
17
Nagao, Fukuoka, Japan (長尾福岡市城南区)
24.6 km PM2.5: 4.1 µg/m³
25
Nagao, Fukuoka, Japan (長尾福岡市城南区)
24.6 km PM2.5: 6.0 µg/m³

What cities are near Tosu?

21 Ogōri 20 Kurume 21 Sonobe 20 Nakatsukuma 20 Tachiarai 20 Ishinari 20 Yamaguma 20 Amagi 20 Hirokawa 18 Chikushino-shi
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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 2026-09-05T10:26 UTC.