Tomorrow's Weather Forecast - Tallinn

Tomorrow's weather in Tallinn. high 16°C (61°F), low 11°C (52°F). Rainy.

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 73%. That risk lines up with humidity averaging 85% through the day the more moisture in the air, the more readily clouds build into showers. Humidity holds around 85%, giving the air a damp, heavy feel even without much heat behind it. A light breeze near 15 km/h is expected. Sunrise is at 6:42 AM and sunset at 7:50 PM, for about 13h 9m of daylight.

Tomorrow
16°/ 11°
Today17° / 13°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon13°
Rain probability
9%
Wind speed
11 km/h
AfternoonNoon – 6 PM16°
Rain probability
73%
Wind speed
15 km/h
Evening6 PM – Midn15°
Rain probability
63%
Wind speed
14 km/h
NightMidn – 6 AM12°
Rain probability
0%
Wind speed
12 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
··
0:00
1:00
2:00
3:00
4:00
5:00
6:00
7:00
8:00
9:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00

Temperature · peaks at +16°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 6:12 AM
Total Daylight
Full day forecastSolar noon 1:16 PM
Sunset
Dusk 8:20 PM
vs today-5 min daylight
Sunrise shift3 min later
Sunset shift3 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Tallinn is forecast to reach a high of 16°C tomorrow, with an overnight low around 11°C. Expect a high chance of rain (73% probability) and a gentle breeze averaging 15 km/h. Air quality is currently good (AQI 28), with no notable outdoor health concerns.

Today vs Normal

17°C+1° above normal

The long-term average high for today is 16°C.

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

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

2026-08-28: 21°C21°2026-08-29: 19°C19°2026-08-30: 20°C20°2026-08-31: 19°C19°2026-09-01: 19°C19°2026-09-02: 19°C19°2026-09-03: 18°C18°2026-09-04: 17°C17°2026-09-05: 18°C18°2026-09-06: 17°C17°2026-09-07: 18°C18°2026-09-08: 18°C18°

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.