Today's forecast: sunny Tokyo, warm Osaka, cloudy Fukuoka

Tokyo sunny up to 26°C, Osaka warmer at 29°C

Tokyo is forecast to be sunny today, with a low of 17°C and a high of 26°C. The hourly forecast shows 17°C at 06:00, 21°C at 09:00, 25°C at 12:00 and 26°C at 15:00, with sunny skies at each of those times. The daily chance of precipitation is 20%, and the hourly figures show 0% at 06:00, 12:00 and 15:00.

Osaka is also sunny, ranging from 19°C to 29°C, with a 20% chance of precipitation. The forecast shows 23°C at 09:00, 27°C at 12:00 and 29°C at 15:00. The heatstroke index (WBGT) is Attention in Osaka and Low risk in Tokyo. The clothing index suggests short sleeves in both cities.

Fukuoka turns cloudy while Sapporo stays sunny

Fukuoka is forecast as sunny then cloudy, with a low of 21°C and a high of 27°C. The daily chance of precipitation is 40% with 0 mm expected, and the hourly figures show 0% at 06:00, 12:00 and 15:00, so an umbrella is optional. Skies are cloudy at 09:00 and 12:00, and the temperature is 27°C at 15:00.

Sapporo is sunny, ranging from 13°C to 21°C, with a 10% chance of precipitation. The forecast shows 13°C at 06:00 and 20°C with thin clouds at 15:00. The clothing index suggests long sleeves in Sapporo.

Air quality mostly Good, driving rated Excellent

Air quality in Fukuoka is Good for the day. Sapporo is also Good, with Excellent readings at 12:00, 15:00 and 18:00. Tokyo's daily category is Lightly Polluted, though the hourly readings at 06:00 and 15:00 are Good. Osaka's daily category is Moderately Polluted, with Lightly Polluted at 06:00 and Good at 09:00 and 15:00.

The driving index is Excellent in Tokyo, Osaka, Fukuoka and Sapporo. The outdoor activity index is Good in Tokyo, Osaka and Fukuoka, and Excellent in Sapporo.