Tomorrow's Weather Forecast - Poznan

Tomorrow's weather in Poznan. high 21°C (70°F), low 12°C (54°F). Overcast.

Tomorrow’s Outlook

Tomorrow will be 3°C warmer than today. Mild conditions with dry weather expected all day. Humidity sits at a moderate 65%, so the air shouldn't feel unusually damp or dry. Winds stay light and calm, rarely topping 10 km/h. Sunrise is at 6:21 AM and sunset at 7:14 PM, for about 12h 53m of daylight.

Tomorrow
21°/ 12°
Today18° / 11°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon14°
Rain probability
0%
Wind speed
6 km/h
AfternoonNoon – 6 PM20°
Rain probability
3%
Wind speed
10 km/h
Evening6 PM – Midn19°
Rain probability
5%
Wind speed
9 km/h
NightMidn – 6 AM14°
Rain probability
0%
Wind speed
4 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
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Temperature · peaks at +21°C

Planning Advice for Tomorrow

Clothing
Warm jacket and comfortable layers recommended.
Outdoor
Good conditions for outdoor activities.
Travel
Standard travel conditions expected.

Sunrise & Sunset

Sunrise
Dawn 5:51 AM
Total Daylight
Full day forecastSolar noon 12:48 PM
Sunset
Dusk 7:44 PM
vs today-4 min daylight
Sunrise shift2 min later
Sunset shift3 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Poznan is forecast to reach a high of 21°C tomorrow, with an overnight low around 12°C. That's 1° above the long-term average high of 20°C for this time of year. Expect little chance of rain (5% probability) and a gentle breeze averaging 10 km/h. Air quality is currently good (AQI 33), with no notable outdoor health concerns.

Today vs Normal

18°C-3° below normal

The long-term average high for today is 21°C.

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

It continues that pattern - today's forecast is also running below normal.

2026-08-19: 21°C21°2026-08-20: 23°C23°2026-08-21: 27°C27°2026-08-22: 20°C20°2026-08-23: 19°C19°2026-08-24: 20°C20°2026-08-25: 23°C23°2026-08-26: 24°C24°2026-08-27: 25°C25°2026-08-28: 27°C27°2026-08-29: 23°C23°2026-08-30: 26°C26°

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

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.