Climate in Riga — Annual Weather Overview
Riga has a continental climate — hot summers, cold winters and moderate rainfall. The hottest month is June (average high 22.9°C) and the coolest is December (0.2°C). The seasons are strongly defined — a 22.7°C swing between June highs and December lows. Annual rainfall totals around 777mm. August is the wettest month at 111.9mm, while April averages just 30.0mm. Average daily sunshine is 7.8 hours.
**Spring (March, April, May):** average highs 10.5°C, 141mm rain. **Summer (June, July, August):** average highs 22.7°C, 268mm rain. **Autumn (September, October, November):** average highs 11.6°C, 196mm rain. **Winter (December, January, February):** average highs 1.2°C, 173mm rain.
Riga — Monthly Temperatures
Riga — Monthly Rainfall
✅ Best months to visit
All year
ℹ️ No months to avoid
Weather in Riga stays reasonable all year.
Riga weather by month
| Month | High | Low | Rain | Sun/day | Rainy days | Rating |
|---|---|---|---|---|---|---|
| January | 1.6°C | -2.4°C | 63.5mm | 2.1h | 15 | 8/10 |
| February | 1.9°C | -3.4°C | 51.9mm | 4.6h | 10 | 8/10 |
| March | 5.8°C | -1.7°C | 44.9mm | 7.7h | 11 | 10/10 |
| April | 10.3°C | 2.1°C | 30.0mm | 10.1h | 10 | 10/10 |
| May | 15.4°C | 5.8°C | 66.0mm | 12.2h | 10 | 10/10 |
| June | 22.9°C | 13.2°C | 73.7mm | 13.8h | 10 | 10/10 |
| July | 22.8°C | 14.4°C | 82.2mm | 13.7h | 16 | 10/10 |
| August | 22.4°C | 14.2°C | 111.9mm | 10.8h | 14 | 9/10 |
| September | 17.3°C | 10.0°C | 53.3mm | 9.6h | 11 | 10/10 |
| October | 11.9°C | 6.6°C | 86.4mm | 5.4h | 16 | 10/10 |
| November | 5.5°C | 1.5°C | 55.9mm | 2.6h | 13 | 10/10 |
| December | 0.2°C | -4.0°C | 57.2mm | 1.6h | 15 | 8/10 |
For the full verdict on when to go, see the best time to visit Riga. Seasonal breakdowns: spring, summer, autumn and winter.
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Frequently Asked Questions
What type of climate does Riga have?
Riga has a continental climate — hot summers, cold winters and moderate rainfall. Average highs range from 0.2°C in December to 22.9°C in June.
What is the hottest month in Riga?
June is the hottest month in Riga, with average highs of 22.9°C and lows of 13.2°C.
What is the coldest month in Riga?
December is the coolest month, with average highs of 0.2°C and lows of -4.0°C.
What is the wettest month in Riga?
August is the wettest month, averaging 111.9mm of rainfall over around 14 rainy days.
How much rain does Riga get per year?
Riga receives around 777mm of rain per year. The driest month is April (30.0mm).
When is the best time to visit Riga?
The best time to visit Riga is All year. See the full month-by-month guide →
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.