Temperature
Cold by day, cold at night.
Riga is usually most comfortable in May, June, and September. Typical daytime highs range from 31–71°F across the year. Most months see little rain.
Cold by day, cold at night.
Some precipitation is expected this month.
Sunshine is scarce under mostly cloudy skies.
Humidity is rarely noticeable in the cool air.
In November, afternoons feel about 31° and nights feel near 28°.
Overcast skies this month.
Breezy November days can feel brisker in open spots.
November late afternoons are around 40°F, and early evening stays near 39°F.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 31 | 25 | 1.9 | 12 | 1.0 | 87 |
| Feb | 31 | 24 | 1.5 | 10 | 2.2 | 84 |
| Mar | 38 | 28 | 1.4 | 10 | 4.1 | 79 |
| Apr | 49 | 36 | 1.6 | 9 | 6.1 | 74 |
| May | 59 | 45 | 2.1 | 10 | 8.5 | 72 |
| Jun | 66 | 54 | 2.9 | 11 | 9.6 | 74 |
| Jul | 71 | 59 | 3.2 | 13 | 8.5 | 76 |
| Aug | 70 | 58 | 3.3 | 13 | 7.4 | 77 |
| Sep | 62 | 51 | 2.5 | 11 | 5.1 | 79 |
| Oct | 51 | 43 | 3.3 | 15 | 3.0 | 83 |
| Nov | 41 | 36 | 2.4 | 14 | 1.3 | 87 |
| Dec | 34 | 29 | 2.0 | 13 | 0.8 | 87 |
Similar climates
Want a side-by-side climate view? Compare Riga with Helsinki.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology