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Riga Weather by Month
Average temperatures, rainfall and humidity for Riga, Latvia, month by month, built from OpenWeather's historical records. Use it to see what a typical Riga month looks like before you travel — then check the live Riga forecast for the days ahead.
Warmest month
July
23°C average high
Coolest month
January
-5°C average low
Wettest month
June
32 mm of rain
Driest month
February
12 mm of rain
Average temperature and rainfall in Riga by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 0°C | -5°C | -27°C / 10°C | 22 mm | 90% | 15 km/h |
| February | 1°C | -4°C | -26°C / 12°C | 12 mm | 87% | 14 km/h |
| March | 6°C | -2°C | -19°C / 22°C | 15 mm | 78% | 13 km/h |
| April | 11°C | 2°C | -9°C / 28°C | 21 mm | 70% | 14 km/h |
| May | 17°C | 7°C | -4°C / 29°C | 23 mm | 68% | 12 km/h |
| June | 22°C | 12°C | 3°C / 33°C | 32 mm | 72% | 12 km/h |
| July | 23°C | 14°C | 6°C / 34°C | 30 mm | 76% | 11 km/h |
| August | 23°C | 13°C | 4°C / 33°C | 24 mm | 77% | 11 km/h |
| September | 18°C | 9°C | -1°C / 29°C | 22 mm | 81% | 11 km/h |
| October | 11°C | 4°C | -7°C / 21°C | 30 mm | 87% | 14 km/h |
| November | 6°C | 1°C | -13°C / 15°C | 27 mm | 91% | 13 km/h |
| December | 2°C | -2°C | -22°C / 12°C | 24 mm | 91% | 14 km/h |
Best time to visit Riga
The most comfortable time to visit Riga is generally June to August, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rainfall is spread evenly across the months, totalling about 280 mm a year.
Travellers who prefer heat should aim for July, when highs average 23°C. June is the month to avoid if rain would spoil your plans — it averages 32 mm, roughly 3× the rainfall of February.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Riga forecast for what is happening now.