Tomorrow's Weather Forecast - Fukuoka

Tomorrow's weather in Fukuoka. high 29°C (84°F), low 23°C (73°F). Drizzle.

Tomorrow’s Outlook

Tomorrow will be 2°C warmer than today. Expect heavy rain in the morning and afternoon and evening, with rain chances climbing as high as 78%. That risk lines up with humidity averaging 81% through the day the more moisture in the air, the more readily clouds build into showers. Humidity stays high near 81%, so it will feel muggier and stickier than the temperature alone suggests. Winds stay light and calm, rarely topping 7 km/h. Sunrise is at 5:59 AM and sunset at 6:29 PM, for about 12h 30m of daylight.

Tomorrow
29°/ 23°
Today27° / 21°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon25°
Rain probability
56%
Wind speed
5 km/h
AfternoonNoon – 6 PM29°
Rain probability
78%
Wind speed
7 km/h
Evening6 PM – Midn27°
Rain probability
67%
Wind speed
3 km/h
NightMidn – 6 AM24°
Rain probability
14%
Wind speed
3 km/h

24-Hour Rain & Temperature Forecast

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Temperature · peaks at +29°C

Planning Advice for Tomorrow

Clothing
Waterproof jacket and umbrella strongly recommended.
Outdoor
Not ideal for outdoor plans or car washes — heavy rain expected.
Travel
Expect traffic slowdowns from wet roads. Allow extra time.

Sunrise & Sunset

Sunrise
Dawn 5:29 AM
Total Daylight
Full day forecastSolar noon 12:14 PM
Sunset
Dusk 6:59 PM
vs today-2 min daylight
Sunrise shift1 min later
Sunset shift1 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Fukuoka is forecast to reach a high of 29°C tomorrow, with an overnight low around 23°C. That's 2° above the long-term average high of 27°C for this time of year. It continues a recent pattern — 15 of the last 19 days with published data have run warmer than normal. Expect a high chance of rain (78% probability) and light winds averaging 7 km/h. Air quality is currently Moderate (AQI 53), driven mainly by PM2.5 at 9.8 μg/m³.

Today vs Normal

27°C0° below normal

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

15 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.

2026-08-19: 32°C32°2026-08-20: 32°C32°2026-08-21: 32°C32°2026-08-22: 33°C33°2026-08-23: 34°C34°2026-08-24: 33°C33°2026-08-25: 33°C33°2026-08-26: 34°C34°2026-08-27: 32°C32°2026-08-28: 33°C33°2026-08-29: 31°C31°2026-08-30: 32°C32°

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

Air Quality

Air Quality
Moderate

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