Tomorrow's Weather Forecast - Espoo

Tomorrow's weather in Espoo. high 17°C (63°F), low 6°C (43°F). Overcast.

Tomorrow’s Outlook

Tomorrow brings a similar temperature to today. Expect heavy rain in the afternoon and evening, with rain chances climbing as high as 71%. That risk lines up with humidity averaging 88% through the day the more moisture in the air, the more readily clouds build into showers. Humidity holds around 88%, giving the air a damp, heavy feel even without much heat behind it. Winds stay light and calm, rarely topping 9 km/h. Sunrise is at 6:41 AM and sunset at 7:52 PM, for about 13h 11m of daylight.

Tomorrow
17°/ 6°
Today17° / 9°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon
Rain probability
0%
Wind speed
5 km/h
AfternoonNoon – 6 PM16°
Rain probability
65%
Wind speed
9 km/h
Evening6 PM – Midn15°
Rain probability
71%
Wind speed
9 km/h
NightMidn – 6 AM
Rain probability
0%
Wind speed
8 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
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Temperature · peaks at +17°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 6:11 AM
Total Daylight
Full day forecastSolar noon 1:16 PM
Sunset
Dusk 8:22 PM
vs today-5 min daylight
Sunrise shift2 min later
Sunset shift3 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Espoo is forecast to reach a high of 17°C tomorrow, with an overnight low around 6°C. That's 2° above the long-term average high of 15°C for this time of year. It continues a recent pattern — 10 of the last 19 days with published data have run warmer than normal. Expect a high chance of rain (71% probability) and a gentle breeze averaging 9 km/h. Air quality is currently good (AQI 26), with no notable outdoor health concerns.

Today vs Normal

17°C+2° above normal

The long-term average high for today is 15°C.

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

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

2026-08-19: 18°C18°2026-08-20: 15°C15°2026-08-21: 18°C18°2026-08-22: 16°C16°2026-08-23: 17°C17°2026-08-24: 18°C18°2026-08-25: 18°C18°2026-08-26: 20°C20°2026-08-27: 20°C20°2026-08-28: 19°C19°2026-08-29: 19°C19°2026-08-30: 19°C19°

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.