Today's forecast: rain in Osaka and Sapporo, cloud in Tokyo

Rain in Osaka and Sapporo shapes the day

Osaka is forecast to be cloudy then rain on 2026-10-19, with a 60% chance of precipitation and 8 mm expected. The 12:00 forecast is cloudy at 26°C, and rain is forecast at 15:00 (25°C) and again at 18:00 (23°C). The daily range is 21°C to 26°C, and the Activity Index is Slightly poor.

Sapporo starts wetter: rain is forecast at 06:00 with 14°C, and the daily outlook is rain then sunny, with a 60% chance of precipitation and 9 mm. The 09:00 forecast is cloudy at 18°C, and the 18:00 forecast is sunny at 16°C. The range is 12°C to 22°C, and the Activity Index is also Slightly poor.

Tokyo shifts from sun to cloud; Fukuoka is cloudy

Tokyo is forecast to be sunny then cloudy, with a high of 26°C and a low of 17°C. The 06:00 forecast is sunny at 18°C, the 12:00 forecast is thin clouds at 26°C, and the 18:00 forecast is cloudy at 23°C. The chance of precipitation is 30%, with 0 mm expected.

Fukuoka is forecast to be cloudy, with a high of 28°C, a low of 23°C and humidity of 82%. Precipitation is put at 0 mm, though the daily chance is 40%, so an umbrella is optional. At 12:00 the forecast is cloudy at 28°C.

Air quality and daily indices for four cities

Air quality is Good in Tokyo, Osaka and Fukuoka, and Excellent in Sapporo, based on the daily category for 2026-10-19. The hourly categories at 06:00 are the same: Good in Tokyo, Osaka and Fukuoka, and Excellent in Sapporo.

The Clothing Index suggests short sleeves in Tokyo, Osaka and Fukuoka and long sleeves in Sapporo. The Driving Index is Excellent in Tokyo, Osaka and Fukuoka and Good in Sapporo. The WBGT-based Heatstroke Index is Low risk in Tokyo, Osaka and Sapporo, while Fukuoka's is Attention.