UV index is 6 today — high. Apply sunscreen before heading out, and consider a hat or shade during peak hours (roughly late morning to mid-afternoon).

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.

Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.

Nearby Regional Outlook

Osaka Weather Radar

Live precipitation · Cloud cover · Wind

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Frequently Asked Questions

What is the hottest month in Osaka?

The hottest month in Osaka is typically August, with daytime highs averaging around 32.8°C (91°F), based on 10 years of historical weather data. Overnight lows during this period average near 25.6°C (78°F).

What is the coldest month in Osaka?

The coldest month in Osaka is typically January, with overnight lows averaging around 1.2°C (34°F) and daytime highs near 9.1°C (48°F), based on 10 years of historical weather data.

Does Osaka have a rainy season?

Osaka doesn't have a sharply defined rainy season rainfall is fairly spread across the year based on 10 years of historical data. July is the wettest month on average (about 241 mm), while January is the driest (about 50 mm).

What's the best time of year to visit Osaka?

The best time to visit Osaka is typically October to November, when daytime highs average a comfortable 20°C (68°F). Rainfall during this window averages around 134 mm, one of the lighter, more comfortable stretches of the year. This is based on 10 years of historical weather data.

Is Osaka's air quality safe right now?

As of the latest reading, Osaka's air quality index (AQI) is 30, rated "Good", based on the nearest monitoring station. Air quality is considered satisfactory, with little to no health risk.

Atmospheric Details

Wind

4 km/h

NNE · Light Breeze · Max 6 km/h

Humidity

85 %

High · feels muggy

UV Index

High

Visibility

14 km

Excellent

Pressure

1017 hPa

Stable

Dew Point

22°C

Very humid

Today vs Normal

26°C-1° below normal

The long-term average high for today is 27°C.

12 of the last 19 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

Red = above normal, blue = at or below · last 12 days

Air Quality

Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.

Health & Activity Advice

⚠ Take Precautions

UV index is 6 today — high. Apply sunscreen before heading out, and consider a hat or shade during peak hours (roughly late morning to mid-afternoon).

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.

Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.