5-day weather forecast Riga Sep 19, 2026
18°Weather forecast Riga Saturday Sep 19, 2026: patchy rain possible, temperature from 12 °C to 18 °C.
Precipitation probability 41%. Wind up to 6.81 m/s (gusts 12.61 m/s). Air humidity 52–93%, atmospheric pressure 758–761 mm Hg, UV index up to 2.3.
Weather Alerts
Dzeltenais vēja brīdinājums
16.09.2026. laika posmā no plkst. 12:00 līdz plkst. 16:00 dienvidu, dienvidrietumu vējš pastiprināsies brāzmās līdz 15-16 m/s. Viļņu augstums 1.0-1.5 m.
5 days at a glance — tap a day to open it
Sunrise 07:02
Sunset 19:31
Sunset 19:31
First Quarter63% illuminated
Moonrise 17:41 · Moonset 22:58
Moonrise 17:41 · Moonset 22:58
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Overcast | 15 °C | 20% | 100% | 73% | 758 mm Hg | SSW 194° 6.11 (11.61) m/s | 0 |
| 01:00 |  Patchy rain possible | 15 °C | 26% (0.08 mm/hr) | 100% | 72% | 758 mm Hg | SSW 203° 5.81 (11.31) m/s | 0 |
| 02:00 |  Light rain shower | 15 °C | 41% (0.27 mm/hr) | 100% | 79% | 758 mm Hg | SSW 212° 5.5 (11.61) m/s | 0 |
| 03:00 | Patchy rain possible | 14 °C | 29% (0.03 mm/hr) | 100% | 83% | 758 mm Hg | SW 214° 5.5 (11.03) m/s | 0 |
| 04:00 | Patchy rain possible | 15 °C | 23% (0.01 mm/hr) | 86% | 83% | 758 mm Hg | SSW 212° 5.39 (10.42) m/s | 0 |
| 05:00 |  Clear | 14 °C | 13% | 6% | 88% | 758 mm Hg | SSW 202° 5.31 (11.14) m/s | 0 |
| 06:00 | Clear | 13 °C | 14% | 5% | 91% | 758 mm Hg | SSW 200° 5.5 (12.22) m/s | 0 |
| 07:00 | Clear | 12 °C | 15% | 10% | 93% | 758 mm Hg | SSW 201° 5.61 (12.61) m/s | 0 |
| 08:00 |  Partly cloudy | 13 °C | 18% | 40% | 90% | 758 mm Hg | SSW 204° 5.61 (12.61) m/s | 0.1 |
| 09:00 | Partly cloudy | 14 °C | 14% | 38% | 82% | 759 mm Hg | SSW 210° 6 (12.31) m/s | 0.4 |
| 10:00 |  Overcast | 15 °C | 20% | 93% | 76% | 759 mm Hg | SW 218° 6.39 (11.33) m/s | 0.9 |
| 11:00 | Partly cloudy | 16 °C | 9% | 37% | 71% | 759 mm Hg | SW 225° 6.31 (10.33) m/s | 1.6 |
| 12:00 | Patchy rain possible | 17 °C | 14% (0.04 mm/hr) | 77% | 64% | 759 mm Hg | SW 229° 6.61 (10.31) m/s | 2.3 |
| 13:00 | Patchy rain possible | 18 °C | 17% (0.08 mm/hr) | 80% | 58% | 760 mm Hg | SW 234° 6.81 (10.22) m/s | 2.3 |
| 14:00 | Patchy rain possible | 18 °C | 10% (0.03 mm/hr) | 71% | 56% | 760 mm Hg | WSW 239° 6.39 (9.69) m/s | 1.7 |
| 15:00 | Patchy rain possible | 18 °C | 8% (0.02 mm/hr) | 64% | 52% | 760 mm Hg | WSW 244° 5.89 (9.19) m/s | 1.1 |
| 16:00 | Overcast | 18 °C | 13% | 100% | 55% | 761 mm Hg | WSW 242° 5.89 (9.31) m/s | 1.2 |
| 17:00 | Patchy rain possible | 17 °C | 14% (0.01 mm/hr) | 100% | 57% | 761 mm Hg | SW 235° 5.69 (9.61) m/s | 0.8 |
| 18:00 | Overcast | 17 °C | 15% | 100% | 61% | 761 mm Hg | SW 233° 5.69 (9.61) m/s | 0.3 |
| 19:00 | Patchy rain possible | 16 °C | 16% (0.01 mm/hr) | 100% | 64% | 761 mm Hg | SW 231° 5.5 (9.69) m/s | 0 |
| 20:00 |  Cloudy | 15 °C | 13% | 78% | 68% | 761 mm Hg | SW 226° 5.61 (10.22) m/s | 0 |
| 21:00 |  Partly cloudy | 15 °C | 12% | 50% | 74% | 761 mm Hg | SW 222° 5.69 (11) m/s | 0 |
| 22:00 | Cloudy | 14 °C | 17% | 66% | 80% | 761 mm Hg | SW 215° 5.89 (12.11) m/s | 0 |
| 23:00 | Partly cloudy | 13 °C | 14% | 44% | 82% | 761 mm Hg | SSW 213° 5.89 (12.61) m/s | 0 |
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.