Air Quality in Shimo-tsuma, Japan

Partly Cloudy
21.7°C · 65.9% humidity
21.7°
Feels 21.7°
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
54 8am
34
34
14 11am
18
20
22 2pm
24
25
25 5pm
26
53
53 8pm
34
34
34 11pm
27
27
27 2am
27
27
27 5am
27
27
AD 728×90

Air Quality Index Trend

47h · 35 stn

Shimo-tsuma'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.

65.9%
Humidity
9.6 km/h
Wind SW
1015.6 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
14
3.4 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Shimo-tsuma?

Temperature & Precipitation

PM2.5 Trend

47h · 35 stations
PM2.53.4 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (2 stations within 25 km)
3.4
Median
3.25
Average
2.4
Low
4.1
High
PM2.5 µg/m³ · Model: 6.15 · Bias: +2.8

What is the 7-day forecast for Shimo-tsuma?

06-09
24.0° 21.7°
06-10
26.5° 17.1°
19.25 mm
06-11
25.3° 18.5°
0.06 mm
06-12
24.3° 18.8°
1.19 mm
06-13
31.4° 20.3°
0.62 mm
06-14
31.2° 18.0°
4.25 mm
06-15
27.0° 19.8°
11.13 mm
Both models agree Avg diff: 2.5°C

Where are air quality stations near Shimo-tsuma?

40
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
0.6 km PM2.5: 9.6 µg/m³
61
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
0.6 km PM2.5: 16.9 µg/m³
34
Mitsukaido Morishitamachi, Joso, Ibaraki, Japan (常総保健所常総市)
16.7 km PM2.5: 8.2 µg/m³
5
Shimoono, Koga, Ibaraki, Japan (古河市役所古河市)
19.9 km PM2.5: 1.2 µg/m³
17
Kirigasaku, Noda, Chiba, Japan (野田桐ケ作野田市)
20.3 km PM2.5: 4.1 µg/m³
34
Shimotakatsu, Tsuchiura, Ibaraki, Japan (土浦保健所土浦市)
23.7 km PM2.5: 8.2 µg/m³
5
Shimotakatsu, Tsuchiura, Ibaraki, Japan (土浦保健所土浦市)
23.7 km PM2.5: 1.2 µg/m³
33
Nakamuraminami, Tsuchiura-shi, Ibaraki-ken, Japan (土浦中村南土浦市)
23.8 km PM2.5: 7.9 µg/m³
60
Nakamuraminami, Tsuchiura-shi, Ibaraki-ken, Japan (土浦中村南土浦市)
23.8 km PM2.5: 16.4 µg/m³
32
Gakuendai, Saitama-ken, Japan (宮代南埼玉郡宮代町)
28.8 km PM2.5: 7.7 µg/m³

What cities are near Shimo-tsuma?

16 Yachiyo 15 Ishige 22 Shimodate 23 Chikusei 27 Yūki 8 Makabe 15 Bandō 15 Iwai 13 Jōsō 10 Tsukuba
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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 2026-06-09T02:18 UTC.