Tomorrow's Weather Forecast - Harbin

Tomorrow's weather in Harbin. high 26°C (79°F), low 14°C (57°F). Rain Showers.

Tomorrow’s Outlook

Tomorrow brings a similar temperature to today. Expect heavy rain in the evening, with rain chances climbing as high as 80%. That risk lines up with humidity averaging 68% through the day the more moisture in the air, the more readily clouds build into showers. Humidity sits at a moderate 68%, so the air shouldn't feel unusually damp or dry. A light breeze near 16 km/h is expected. Sunrise is at 5:07 AM and sunset at 5:51 PM, for about 12h 44m of daylight.

Tomorrow
26°/ 14°
Today25° / 15°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon20°
Rain probability
2%
Wind speed
11 km/h
AfternoonNoon – 6 PM25°
Rain probability
2%
Wind speed
16 km/h
Evening6 PM – Midn19°
Rain probability
80%
Wind speed
14 km/h
NightMidn – 6 AM15°
Rain probability
0%
Wind speed
10 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
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Temperature · peaks at +26°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 4:37 AM
Total Daylight
Full day forecastSolar noon 11:29 AM
Sunset
Dusk 6:21 PM
vs today-3 min daylight
Sunrise shift1 min later
Sunset shift2 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Harbin is forecast to reach a high of 26°C tomorrow, with an overnight low around 14°C. That's 4° above the long-term average high of 22°C for this time of year. Expect a high chance of rain (80% probability) and a gentle breeze averaging 16 km/h. Air quality is currently Moderate (AQI 84), driven mainly by PM2.5 at 30 μg/m³.

Today vs Normal

25°C+3° above normal

The long-term average high for today is 22°C.

12 of the last 28 days with published data ran above normal.

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

2026-08-28: 23°C23°2026-08-29: 23°C23°2026-08-30: 24°C24°2026-08-31: 20°C20°2026-09-01: 22°C22°2026-09-02: 22°C22°2026-09-03: 24°C24°2026-09-04: 25°C25°2026-09-05: 26°C26°2026-09-06: 27°C27°2026-09-07: 18°C18°2026-09-08: 19°C19°

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.