Air Quality in Kasumigaura, Japan

Drizzle
22.5°C · 99.1% humidity
22.5°
Feels 22.5°
64
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
6 stations

Nearby Monitoring Stations

AQI Forecast
54 6am
54
54
64 9am
61
59
58 12pm
57
56
67 3pm
67
67
83 6pm
66
54
54 9pm
83
83
83 12am
83
83
83 3am
83
83
AD 728×90

Air Quality Index Trend

47h · 29 stn

Kasumigaura'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 Kasumigaura is 1.2× the WHO 24-hour guideline of 15 µg/m³.

99.1%
Humidity
21.2 km/h
Wind N
1002.2 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
64
18.25 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Kasumigaura?

Temperature & Precipitation

PM2.5 Trend

47h · 29 stations
PM2.518.25 µg/m³ ×1.2 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
Station readings (6 stations within 25 km)
18.25
Median
19.3
Average
10.1
Low
26.8
High
PM2.5 µg/m³ · Model: 13.5 · Bias: -4.8

What is the 7-day forecast for Kasumigaura?

07-22
24.7° 22.5°
18.44 mm
07-23
26.2° 19.4°
0.25 mm
07-24
28.9° 23.0°
0.13 mm
07-25
34.5° 21.0°
07-26
28.5° 20.4°
0.69 mm
07-27
29.1° 23.2°
2.75 mm
07-28
29.7° 23.5°
9.0 mm
Both models agree Avg diff: 3.3°C

Where are air quality stations near Kasumigaura?

21
Suginami, Ishioka, Ibaraki, Japan (石岡杉並石岡市)
6.6 km PM2.5: 5.0 µg/m³
23
Shimotakatsu, Tsuchiura, Ibaraki, Japan (土浦保健所土浦市)
10.4 km PM2.5: 5.5 µg/m³
57
Shimotakatsu, Tsuchiura, Ibaraki, Japan (土浦保健所土浦市)
10.4 km PM2.5: 15.0 µg/m³
20
Nakamuraminami, Tsuchiura-shi, Ibaraki-ken, Japan (土浦中村南土浦市)
14.1 km PM2.5: 4.8 µg/m³
65
Nakamuraminami, Tsuchiura-shi, Ibaraki-ken, Japan (土浦中村南土浦市)
14.1 km PM2.5: 18.8 µg/m³
18
Edosaki, Inashiki, Ibaraki, Japan (江戸崎公民館稲敷市)
22.3 km PM2.5: 4.3 µg/m³
27
Hokota, Hokota, Ibaraki, Japan (鉾田保健所鉾田市)
24.3 km PM2.5: 6.5 µg/m³
80
Hokota, Hokota, Ibaraki, Japan (鉾田保健所鉾田市)
24.3 km PM2.5: 25.9 µg/m³
61
Mitsukaido Morishitamachi, Joso, Ibaraki, Japan (常総保健所常総市)
26.4 km PM2.5: 16.9 µg/m³

What cities are near Kasumigaura?

58 Ishioka 57 Suginami 73 Tsuchiura 48 Naka 62 Ami 65 Tsukuba 60 Omitama 67 Makabe 62 Okunoya 56 Tomobe
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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 2026-07-22T00:22 UTC.