5-day weather forecast Riga 18-04-2026
Weather forecast Riga today 18.04.2026: sunny, temperature from 4 °C to 11 °C.
No precipitation expected. Wind up to 4.31 m/s (gusts 6.08 m/s). Air humidity 50–80%, atmospheric pressure 765–767 mm Hg, UV index up to 3.4.
Sunset 20:39
Moonrise 05:53 · Moonset 22:58
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 6 °C | 0% | 11% | 80% | 766 mm Hg | N 11° 2.89 (6.08) m/s | 0 |
| 01:00 | Clear | 5 °C | 0% | 2% | 79% | 766 mm Hg | N 6° 2.89 (6.08) m/s | 0 |
| 02:00 | Clear | 5 °C | 0% | 17% | 79% | 766 mm Hg | N 8° 2.81 (5.89) m/s | 0 |
| 03:00 | Clear | 4 °C | 0% | 22% | 79% | 766 mm Hg | N 11° 2.61 (5.47) m/s | 0 |
| 04:00 |  Partly cloudy | 4 °C | 0% | 45% | 79% | 767 mm Hg | NNE 12° 2.5 (5.25) m/s | 0 |
| 05:00 |  Overcast | 4 °C | 0% | 100% | 80% | 767 mm Hg | NNE 16° 2.31 (4.83) m/s | 0 |
| 06:00 | Overcast | 4 °C | 0% | 100% | 79% | 766 mm Hg | N 10° 2.11 (4.42) m/s | 0 |
| 07:00 |  Overcast | 4 °C | 0% | 100% | 77% | 767 mm Hg | N 2° 2 (4) m/s | 0.1 |
| 08:00 | Overcast | 5 °C | 0% | 100% | 73% | 767 mm Hg | N 0° 2 (3.47) m/s | 0.3 |
| 09:00 | Overcast | 6 °C | 0% | 100% | 67% | 767 mm Hg | N 358° 2.31 (3.5) m/s | 0.8 |
| 10:00 |  Sunny | 8 °C | 0% | 11% | 62% | 767 mm Hg | N 356° 2.31 (3.25) m/s | 1.5 |
| 11:00 | Sunny | 9 °C | 0% | 10% | 58% | 767 mm Hg | N 350° 2.61 (3.47) m/s | 2.3 |
| 12:00 | Sunny | 9 °C | 0% | 8% | 55% | 767 mm Hg | NNW 343° 3 (3.92) m/s | 3 |
| 13:00 | Sunny | 10 °C | 0% | 4% | 53% | 767 mm Hg | NNW 336° 3.39 (4.42) m/s | 3.4 |
| 14:00 | Sunny | 10 °C | 0% | 15% | 52% | 767 mm Hg | NNW 334° 3.69 (4.78) m/s | 3.4 |
| 15:00 |  Partly cloudy | 10 °C | 0% | 28% | 52% | 767 mm Hg | NNW 335° 4 (5.28) m/s | 2.9 |
| 16:00 | Partly cloudy | 10 °C | 0% | 39% | 54% | 767 mm Hg | NNW 333° 4.31 (5.83) m/s | 2 |
| 17:00 | Partly cloudy | 9 °C | 0% | 27% | 54% | 766 mm Hg | NNW 337° 4 (5.69) m/s | 1.3 |
| 18:00 | Partly cloudy | 11 °C | 0% | 0% | 50% | 765 mm Hg | N 354° 3.5 (5.58) m/s | 0.7 |
| 19:00 | Partly cloudy | 9 °C | 0% | 49% | 57% | 766 mm Hg | N 355° 3 (5.14) m/s | 0.3 |
| 20:00 | Partly cloudy | 8 °C | 0% | 48% | 61% | 766 mm Hg | N 0° 2.61 (5.08) m/s | 0 |
| 21:00 |  Cloudy | 7 °C | 0% | 84% | 63% | 766 mm Hg | NNE 26° 2.11 (4.42) m/s | 0 |
| 22:00 | Overcast | 7 °C | 0% | 100% | 60% | 766 mm Hg | ENE 62° 2.31 (4.83) m/s | 0 |
| 23:00 | Overcast | 7 °C | 0% | 100% | 56% | 766 mm Hg | ENE 70° 2.61 (5.25) m/s | 0 |
Frequently asked questions about the weather in Riga
Today in Riga the temperature ranges from 4 °C to 11 °C, wind up to 4.31 m/s. Check the detailed hourly forecast above for more information.
The precipitation probability in Riga today is 0%. View the full multi-day forecast above to see the rain chances for each upcoming day.
The wind speed in Riga today reaches up to 4.31 m/s with gusts up to 6.08 m/s. Check the detailed wind chart above for hourly wind data.
The air humidity in Riga today ranges from 50% to 80%. View the humidity chart above for hourly details.
The UV index in Riga today reaches up to 3.4. Check the UV index chart above for hourly values throughout the day.
The atmospheric pressure in Riga today ranges from 765 to 767 mm Hg. View the pressure chart above for hourly readings.
Cloud cover in Riga today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.
Riga on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.