Tomorrow's Weather Forecast - Riga

Tomorrow's weather in Riga. high 19°C (66°F), low 11°C (52°F). Drizzle.

Tomorrow’s Outlook

Tomorrow brings a similar temperature to today. Mild conditions with dry weather expected all day. Humidity holds around 79%, giving the air a damp, heavy feel even without much heat behind it. A light breeze near 12 km/h is expected. Sunrise is at 6:47 AM and sunset at 7:50 PM, for about 13h 2m of daylight.

Tomorrow
19°/ 11°
Today19° / 11°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon13°
Rain probability
0%
Wind speed
10 km/h
AfternoonNoon – 6 PM18°
Rain probability
3%
Wind speed
11 km/h
Evening6 PM – Midn17°
Rain probability
16%
Wind speed
12 km/h
NightMidn – 6 AM12°
Rain probability
0%
Wind speed
11 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
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Temperature · peaks at +19°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 6:17 AM
Total Daylight
Full day forecastSolar noon 1:19 PM
Sunset
Dusk 8:20 PM
vs today-5 min daylight
Sunrise shift2 min later
Sunset shift3 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Riga is forecast to reach a high of 19°C tomorrow, with an overnight low around 11°C. That's 2° above the long-term average high of 17°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 low chance of rain (16% probability) and a gentle breeze averaging 12 km/h. Air quality is currently good (AQI 29), with no notable outdoor health concerns.

Today vs Normal

19°C+2° above normal

The long-term average high for today is 17°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: 20°C20°2026-08-20: 19°C19°2026-08-21: 22°C22°2026-08-22: 20°C20°2026-08-23: 17°C17°2026-08-24: 19°C19°2026-08-25: 19°C19°2026-08-26: 20°C20°2026-08-27: 22°C22°2026-08-28: 22°C22°2026-08-29: 21°C21°2026-08-30: 22°C22°

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.