5-day weather forecast Riga Sep 12, 2026
18°Weather forecast Riga today Sep 12, 2026: overcast, temperature from 10 °C to 18 °C.
Precipitation probability 38%. Wind up to 3.69 m/s (gusts 7.33 m/s). Air humidity 60–92%, atmospheric pressure 763–765 mm Hg, UV index up to 1.8.
5 days at a glance — tap a day to open it
Sunrise 06:48
Sunset 19:51
Sunset 19:51
New Moon3% illuminated
Moonrise 08:24 · Moonset 19:42
Moonrise 08:24 · Moonset 19:42
Chart
Table
Sat, Sep 12, 2026
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 12 °C | 11% | 11% | 82% | 764 mm Hg | W 262° 3.69 (6.42) m/s | 0 |
| 01:00 |  Cloudy | 11 °C | 23% | 80% | 85% | 764 mm Hg | W 262° 3.31 (5.83) m/s | 0 |
| 02:00 |  Overcast | 11 °C | 27% | 100% | 86% | 764 mm Hg | WSW 248° 3.31 (5.31) m/s | 0 |
| 03:00 | Overcast | 10 °C | 29% | 100% | 88% | 765 mm Hg | WSW 237° 3.19 (5.53) m/s | 0 |
| 04:00 | Overcast | 10 °C | 29% | 100% | 89% | 764 mm Hg | WSW 244° 3.19 (5.61) m/s | 0 |
| 05:00 | Overcast | 10 °C | 29% | 100% | 89% | 764 mm Hg | WSW 240° 2.81 (4.92) m/s | 0 |
| 06:00 | Overcast | 10 °C | 30% | 100% | 91% | 764 mm Hg | SW 226° 2.81 (4.83) m/s | 0 |
| 07:00 |  Cloudy | 10 °C | 27% | 85% | 92% | 764 mm Hg | SW 231° 2.61 (4) m/s | 0 |
| 08:00 | Overcast | 10 °C | 30% | 100% | 90% | 764 mm Hg | SW 217° 2.81 (4.33) m/s | 0.1 |
| 09:00 | Overcast | 12 °C | 27% | 100% | 85% | 764 mm Hg | SW 214° 3.31 (4.72) m/s | 0.5 |
| 10:00 | Overcast | 13 °C | 23% | 100% | 78% | 764 mm Hg | SW 219° 3.19 (4.64) m/s | 1 |
| 11:00 | Overcast | 15 °C | 19% | 100% | 72% | 764 mm Hg | SW 223° 3.31 (4.61) m/s | 1.6 |
| 12:00 |  Patchy rain possible | 17 °C | 10% (0.01 mm/hr) | 64% | 64% | 765 mm Hg | WSW 253° 3.5 (4.42) m/s | 1.8 |
| 13:00 |  Partly cloudy | 18 °C | 8% | 58% | 60% | 764 mm Hg | WSW 247° 2.5 (4.03) m/s | 1.8 |
| 14:00 | Patchy rain possible | 18 °C | 16% (0.02 mm/hr) | 100% | 60% | 764 mm Hg | W 272° 2.81 (4.22) m/s | 1.8 |
| 15:00 |  Light rain shower | 16 °C | 35% (0.21 mm/hr) | 100% | 74% | 764 mm Hg | WNW 289° 3 (5.31) m/s | 1.6 |
| 16:00 | Patchy rain possible | 16 °C | 24% (0.02 mm/hr) | 100% | 78% | 763 mm Hg | WNW 290° 2.61 (5.22) m/s | 1.4 |
| 17:00 | Light rain shower | 16 °C | 36% (0.28 mm/hr) | 86% | 76% | 764 mm Hg | WSW 252° 2.81 (4.33) m/s | 0.6 |
| 18:00 | Light rain shower | 16 °C | 38% (0.19 mm/hr) | 100% | 80% | 764 mm Hg | WSW 247° 2.81 (4.92) m/s | 0.2 |
| 19:00 | Patchy rain possible | 15 °C | 28% (0.06 mm/hr) | 100% | 78% | 763 mm Hg | WSW 256° 1 (2.11) m/s | 0.1 |
| 20:00 |  Patchy rain possible | 14 °C | 25% (0.03 mm/hr) | 77% | 86% | 764 mm Hg | SW 235° 3.11 (6.5) m/s | 0 |
| 21:00 | Patchy rain possible | 13 °C | 25% (0.02 mm/hr) | 78% | 88% | 764 mm Hg | WSW 245° 3.31 (6.92) m/s | 0 |
| 22:00 | Patchy rain possible | 13 °C | 27% (0.03 mm/hr) | 76% | 90% | 764 mm Hg | WSW 244° 3.31 (6.81) m/s | 0 |
| 23:00 | Patchy rain possible | 13 °C | 24% (0.02 mm/hr) | 66% | 91% | 764 mm Hg | SW 236° 3.5 (7.33) m/s | 0 |
Sat, Sep 12, 2026
Frequently asked questions about the 5-day weather in Riga
What will the weather be like in Riga over the next 5 days?
Over the next 5 days in Riga the temperature is expected to range from about 10 to 20 °C. See the detailed hourly forecast for each of the 5 days in the charts above.
On which of the next 5 days will it rain in Riga?
The chance of rain in Riga over the next 5 days reaches 80%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.
How accurate is the 5-day weather forecast for Riga?
A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.
Which of the next 5 days in Riga will be the warmest and which the coolest?
Over the next 5 days the temperature in Riga ranges from about 10 to 20 °C. Compare the warmest and coolest day on the temperature chart above.
Will it be windy in Riga over the next 5 days?
Over the next 5 days the wind in Riga picks up to 5 m/s. The windiest days are easy to spot on the wind chart above.
Which day of the week in Riga is best for a walk or a trip?
For a walk or a trip, pick the days with the lowest chance of rain (up to 80%) and light wind — easy to compare on the 5-day charts above.
How can I best use the 5-day forecast for Riga?
The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.
Will I need an umbrella or sunscreen in Riga this week?
Rain reaches a 80% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 1.8; sunscreen is worth it from about 3 upwards.
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.