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Air Quality Index (AQI) in Kobe, Japan ๐Ÿ‡ฏ๐Ÿ‡ต

Air quality in Kobe is currently 156 on the US AQI scale, rated Unhealthy (Sensitive).

Partly cloudy
22ยฐC
Partly cloudy
AQI INDEX
156
US EPA Standard

PM 2.5 Level
62.4
ยตg/mยณ

US EPA Index
3
Unhealthy (Sensitive)
The current Air Quality Index (AQI) in Kobe is recorded at 156 as of 7 o'clock in the morning local time this Sunday, June 14, 2026. This real-time AQI score is based on the highest-risk pollutant measured by local monitoring stations. According to the US EPA health standard, air quality in Kobe currently falls into the Unhealthy category. High pollution levels have been detected, with PM2.5 reaching 62.4 ยตg/mยณ. This unhealthy AQI reading suggests that everyone may begin to experience health effects. For the AQI across entire Japan, you can also view the Air Quality Index for Japan covering other major urban centers and local monitoring stations.

Health Recommendations for Kobe Residents

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Health alert: everyone may begin to experience health effects. Members of sensitive groups should avoid all outdoor physical activity, and others should minimize time spent outside in Kobe.

Kobe Air Pollution: Detailed Pollutant Breakdown

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Breathing Kobe's air today is roughly like smoking 2.8 cigarettes.
Based on the Berkeley Earth estimate that ~22 ยตg/mยณ of PM2.5 over a day is about one cigarette. Today's PM2.5 in Kobe is 62.4 ยตg/mยณ.
PM 2.5
62.4
ยตg/mยณ
PM 10
66.8
ยตg/mยณ
Nitrogen Dioxide (NO2)
40.4
ยตg/mยณ
Ozone (O3)
47.0
ยตg/mยณ
Carbon Monoxide (CO)
312.0
ยตg/mยณ
Sulfur Dioxide (SO2)
18.1
ยตg/mยณ

Current Weather in Kobe

๐ŸŒก๏ธ 22ยฐC (Feels like 24ยฐ)
๐ŸŒฌ๏ธ 6 km/h E
๐Ÿ’ง 73% Humidity
๐Ÿงญ 1014 hPa
๐Ÿ‘๏ธ 10.0 km Visibility
โ˜€๏ธ UV Index: 0.2
๐ŸŒ… Sunrise: 04:45 AM
๐ŸŒ‡ Sunset: 07:13 PM
๐ŸŒก๏ธ Dew Point: 17ยฐC

Kobe's Main Air Pollutant Today

The main concern in Kobe right now is PM2.5 at 62.4 ยตg/mยณ, about 4.2x the WHO 24-hour guideline.

Air Quality Health Advice for Kobe

General publicMost people can stay active outdoors; watch for symptoms if you are sensitive.
Sensitive groupsSensitive groups should reduce prolonged or heavy exertion outdoors.

Air Quality in Other Cities in Japan

Browse Air Quality in Japan by cities in alphabetical order:

A B C D E F G H I J K M N O R S T U W Y Z

Air Quality in Japan ›

Frequently Asked Questions about Air Quality in Kobe

What is the air quality (AQI) in Kobe right now?

The current air quality index in Kobe is 156 โ€” categorised as Unhealthy (Sensitive).

Is the air in Kobe safe to breathe today?

Today's air quality in Kobe is rated Unhealthy (Sensitive) on the US EPA scale.

What is the PM2.5 level in Kobe right now?

The fine-particle (PM2.5) concentration in Kobe is currently 62.4 ยตg/mยณ. PM2.5 is the most health-relevant pollutant โ€” the WHO 24-hour guideline is 15 ยตg/mยณ.

What is the PM10 level in Kobe right now?

The coarse-particle (PM10) concentration in Kobe is currently 66.8 ยตg/mยณ.

What is the main pollutant in Kobe right now?

The dominant pollutant in Kobe right now is Carbon Monoxide (CO) at 312.0 ยตg/mยณ.

Is it safe to exercise outdoors in Kobe today?

Air quality in Kobe is Unhealthy (Sensitive) โ€” sensitive groups should consider reducing prolonged outdoor exertion.

How to Read the Air Quality Index for Kobe

Good (0-50)

Air is fresh and healthy. Safe for all outdoor activities.

Moderate (51-100)

Acceptable air quality, though sensitive groups should monitor comfort.

Unhealthy (Sensitive) (101-150)

Vulnerable groups (children, elderly) should limit outdoor exertion.

Unhealthy (151-200)

Everyone begins to experience health effects. Stay indoors where possible.

Very Unhealthy (201-300)

Significant health impact for entire population. Emergency conditions.

Hazardous (301+)

Serious health alert: everyone may experience serious life-threatening effects.

Good (0-12)

Fine particles are at minimal, safe levels. Air is optimal.

Moderate (12-35)

Acceptable air, but haze may be present in urban areas.

Sensitive (35-55)

Individuals with heart or lung disease should limit activity.

Unhealthy (55-150)

Particulate levels high enough to cause respiratory irritation.

Very Unhealthy (150-250)

Heavy haze. High risk to cardiovascular health for the public.

Hazardous (250+)

Lethal particulate concentrations. Critical neurological and lung risk.

Good (0-54)

Low levels of dust and coarse particles. Environment is safe.

Moderate (55-154)

Coarse particles may trigger coughing in sensitive groups.

Sensitive (155-254)

Visible dust pollution. Sensitive groups should avoid heavy labor.

Unhealthy (255-354)

Widespread respiratory impacts likely for the population.

Very Unhealthy (355-424)

Dangerous dust and debris levels. Significant warnings issued.

Hazardous (425+)

Extremely high concentrations. Stay inside with filtration.

Good (0-54)

Surface ozone levels are within a safe, natural range.

Moderate (55-70)

Acceptable air, but sensitive individuals may feel chest tightness.

Sensitive (71-85)

Rising ozone can trigger airway inflammation in active children.

Unhealthy (86-105)

Avoid heavy outdoor work during the hottest part of the day.

Very Unhealthy (106-200)

Serious lung function reduction likely across the public.

Hazardous (201+)

Emergency ozone levels. Risk of permanent lung tissue damage.

Good (0-53)

Nitrogen levels are optimal. Safe for everyone.

Moderate (54-100)

Typical background levels for high-density urban areas.

Sensitive (101-360)

Increased risk of respiratory infections for vulnerable groups.

Unhealthy (361-649)

Significant airway inflammation likely near traffic zones.

Very Unhealthy (650-1249)

Acute respiratory distress potential. High-risk groups stay indoors.

Hazardous (1250+)

Toxic concentrations. Immediate health precautions required.

Good (0-4.4)

Carbon Monoxide levels are clean and non-toxic.

Moderate (4.5-9.4)

Acceptable; may affect those with specific heart conditions.

Sensitive (9.5-12.4)

Reduced oxygen delivery to the heart may occur.

Unhealthy (12.5-15.4)

Headaches and fatigue may occur in urban canyons.

Very Unhealthy (15.5-30.4)

Significant cardiovascular distress. Mental confusion possible.

Hazardous (30.5+)

Lethal potential. Immediate risk of neurological collapse.

Good (0-35)

Optimal air quality with no sulfur detection.

Moderate (36-75)

Acceptable air; minor odors possible near industry.

Sensitive (76-185)

Bronchoconstriction possible for active asthmatics.

Unhealthy (186-304)

Respiratory distress likely for the wider population.

Very Unhealthy (305-604)

Significant wheezing and shortness of breath likely.

Hazardous (605+)

Extreme respiratory danger. Significant life risk.

Health & Scientific Resources

→ How to read US EPA Air Quality Index before going outside → Understanding Air Quality Index levels and what they mean → When haze forms and what it does to air quality

How is this AQI calculated?

The primary Air Quality Index (AQI) shown above is calculated using the US EPA Linear Interpolation formula based on PM2.5 concentration (Fine Particulate Matter).

Formula: Ip = [(Ihi - Ilow) / (Chi - Clow)] * (Cp - Clow) + Ilow

Note: While several pollutants (O3, NO2, SO2) are monitored, PM2.5 is used as the primary "driver" for the main index value as it typically represents the highest health risk.

Frequently Asked Questions

What is the main cause of air pollution in Kobe?

Pollution in Kobe is primarily driven by 6.5 km/h E winds, local traffic emissions, and industrial activity, which influence the current PM2.5 concentration of 62.4 ยตg/mยณ.

Is the AQI in Kobe safe today?

Today's AQI is 156, which is categorized as Unhealthy (Sensitive). This means the air quality is unhealthy (sensitive) for the general population.