14-day forecast — Riga
Updated every hour
Thu · Today · 6 Aug
Clear
+28°
+19°
1,7 mm
Fri · Tomorrow · 7 Aug
Showers
+22°
+15°
1,2 mm
Saturday · 8 Aug
Clear
+22°
+12°
1,8 mm
Sunday · 9 Aug
Clear
+24°
+12°
6%
Monday · 10 Aug
Clear
+26°
+13°
1,3 mm
Tuesday · 11 Aug
Clear
+22°
+14°
2,4 mm
Wednesday · 12 Aug
Showers
+18°
+12°
4,5 mm
Thursday · 13 Aug
Clear
+19°
+14°
1,6 mm
Friday · 14 Aug
Clear
+24°
+11°
4%
Saturday · 15 Aug
Clear
+27°
+15°
3%
Sunday · 16 Aug
Clear
+31°
+17°
3%
Monday · 17 Aug
Clear
+33°
+19°
17%
Tuesday · 18 Aug
Partly cloudy
+21°
+15°
7,5 mm
Wednesday · 19 Aug
Clear
+20°
+12°
8%
About Riga
Lettlands huvudstad vid Östersjön — jugendarkitektur.
CountryLatvia
RegionRiga
ContinentEurope
Time zoneEurope/Riga (+03:00)
Latitude56.9496°
Longitude24.1052°
Air qualityFair (EAQI 35)
Climate in Riga in September
Normals 8 years · best time to visit · Open-MeteoBest time to visit Riga: June–September. With good weather, September is a recommended month to visit.
| August | September | October | |
|---|---|---|---|
| Average temperature | ▼ 18°C | 14°C | ▼ 9°C |
| Highest temperature | ▼ 22°C | 18°C | ▼ 12°C |
| Lowest temperature | ▼ 14°C | 11°C | ▼ 6°C |
| Precipitation | ▼ 97 mm | 60 mm | ▲ 81 mm |
| Days with precipitation | ▼ 14 d | 11 d | ▲ 15 d |
| Humidity | ▲ 78% | 79% | ▲ 85% |
| Sunshine hours per day | ▼ 11,3 h | 9,6 h | ▼ 5,6 h |
| Cloud cover | → 25% | 25% | ▲ 46% |
| UV index (midday) | ▼ 7 | 4 | ▼ 2 |
| Day length | 15:08 | 12:46 | 10:20 |
| Our rating | Good | Good | Poor |
Temperature day by day in September mean + moving average
Precipitation day by day in September mm
UV index day by day in September midday value, clear-sky
Climate normals calculated from Open-Meteo (ERA5 archive 8 years, sea temperature Marine API). UV estimated from solar elevation.
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Data source
Global weather models — international forecasts
The weather for Riga is based on global weather models (ECMWF, GFS) and national meteorological institutes around the world. Forecasts update every hour; current measurements every 15 minutes. For destinations with a larger time difference from Sweden, local time is shown above.