Air Quality in Shimo-tsuma, Japan

Cloudy
23.8°C · 84.6% humidity
23.8°
Feels 23.8°
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
30 9am
30
50
13 12pm
23
31
36 3pm
40
43
45 6pm
46
27
28 9pm
29
29
29 12am
30
23
23 3am
23
23
23 6am
30
30
Station readings 49h ago
AQI 30
PM2.5 7.3 µg/m³ · 49h ago
AD 728×90

Air Quality Index Trend

43h · 54 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.

84.6%
Humidity
12.4 km/h
Wind E
1009.8 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
13
3.11 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Shimo-tsuma?

Temperature & Precipitation

PM2.5 Trend

43h · 54 stations
PM2.53.11 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (4 stations within 25 km)
3.11
Median
5.4
Average
3.1
Low
7.2
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +4.2

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

08-03
26.8° 21.5°
10.75 mm
08-04
35.7° 24.3°
2.25 mm
08-05
29.4° 24.8°
5.5 mm
08-06
30.0° 24.8°
16.75 mm
08-07
37.5° 24.4°
3.25 mm
08-08
31.1° 25.9°
51.94 mm
08-09
32.1° 21.9°
0.38 mm
Both models agree Avg diff: 2.8°C

Where are air quality stations near Shimo-tsuma?

34
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
0.6 km PM2.5: 8.2 µg/m³
25
Mitsukaido Morishitamachi, Joso, Ibaraki, Japan (常総保健所常総市)
16.7 km PM2.5: 6.0 µg/m³
14
Mitsukaido Morishitamachi, Joso, Ibaraki, Japan (常総保健所常総市)
16.7 km PM2.5: 3.4 µg/m³
38
Shimoono, Koga, Ibaraki, Japan (古河市役所古河市)
19.9 km PM2.5: 9.1 µg/m³
34
Kirigasaku, Noda, Chiba, Japan (野田桐ケ作野田市)
20.3 km PM2.5: 8.2 µg/m³
30
Kirigasaku, Noda, Chiba, Japan (野田桐ケ作野田市)
20.3 km PM2.5: 7.2 µg/m³
25
Marubayashi, Tochigi, Japan (野木町役場下都賀郡野木町)
20.8 km PM2.5: 6.0 µg/m³
55
Shimotakatsu, Tsuchiura, Ibaraki, Japan (土浦保健所土浦市)
23.7 km PM2.5: 14.0 µg/m³
32
Shimotakatsu, Tsuchiura, Ibaraki, Japan (土浦保健所土浦市)
23.7 km PM2.5: 7.7 µg/m³
20
Shimotakatsu, Tsuchiura, Ibaraki, Japan (土浦保健所土浦市)
23.7 km PM2.5: 4.8 µg/m³

What cities are near Shimo-tsuma?

14 Yachiyo 17 Ishige 20 Shimodate 23 Chikusei 20 Yūki 18 Makabe 26 Bandō 26 Iwai 25 Jōsō 28 Tsukuba
Get AQI alerts for Shimo-tsuma

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 2026-08-08T03:01 UTC.