5-day weather forecast Riga 20-08-2026

Weather forecast Riga today 20.08.2026: patchy rain possible, temperature from 13 °C to 20 °C.

Precipitation probability 75%. Wind up to 6.69 m/s (gusts 10.42 m/s). Air humidity 62–97%, atmospheric pressure 751–754 mm Hg, UV index up to 3.

Sunrise 06:01
Sunset 20:52
First Quarter58% illuminated
Moonrise 17:03 · Moonset 22:25
Chart
Table
Thu, Aug 20, 2026
TemperatureRain chanceCloud coverHumidityPressureWindUV Index
00:00Weather
Overcast
15 °C21% 100%76%752 mm HgSSW 196° 3.19 (5.31) m/s0
01:00Weather
Light rain shower
14 °C35% (0.17 mm/hr)100%78%752 mm HgS 190° 4.5 (8.81) m/s0
02:00Weather
Patchy rain possible
13 °C38% (0.08 mm/hr)100%91%752 mm HgS 178° 3.31 (6.81) m/s0
03:00Weather
Mist
13 °C52% (0.15 mm/hr)100%95%752 mm HgSSE 158° 3.11 (5.81) m/s0
04:00Weather
Light rain shower
13 °C75% (0.94 mm/hr)99%97%751 mm HgSSE 156° 3.19 (7) m/s0
05:00Weather
Overcast
15 °C32% 100%94%751 mm HgSSW 203° 4.81 (9.92) m/s0
06:00Weather
Overcast
14 °C34% 100%96%751 mm HgSSW 198° 5.19 (9.22) m/s0
07:00Weather
Partly cloudy
14 °C22% 53%95%751 mm HgSSW 205° 5 (9.92) m/s0.1
08:00Weather
Partly cloudy
14 °C21% 48%94%751 mm HgSSW 196° 4.89 (9.92) m/s0.4
09:00Weather
Patchy rain possible
16 °C27% (0.01 mm/hr)84%91%751 mm HgSSW 206° 5.39 (10.11) m/s1
10:00Weather
Patchy rain possible
16 °C26% (0.02 mm/hr)88%85%751 mm HgSSW 213° 5.61 (9) m/s0.9
11:00Weather
Patchy rain possible
17 °C31% (0.11 mm/hr)84%82%751 mm HgSW 216° 5.5 (8.22) m/s1.9
12:00Weather
Light rain shower
17 °C54% (0.71 mm/hr)65%85%751 mm HgSSW 205° 5.39 (8.19) m/s3
13:00Weather
Light rain shower
18 °C49% (0.59 mm/hr)63%83%751 mm HgSW 214° 6 (8.81) m/s1.3
14:00Weather
Patchy rain possible
18 °C66% (1.05 mm/hr)86%83%752 mm HgSW 220° 6.11 (9.53) m/s0.8
15:00Weather
Moderate rain at times
19 °C54% (0.74 mm/hr)74%80%752 mm HgSW 228° 5.81 (9.22) m/s0.8
16:00Weather
Moderate rain at times
19 °C46% (0.66 mm/hr)72%74%752 mm HgWSW 238° 5.5 (9.53) m/s2
17:00Weather
Light rain shower
20 °C36% (0.35 mm/hr)58%72%751 mm HgSW 227° 3.69 (6.92) m/s1.6
18:00Weather
Patchy rain possible
19 °C27% (0.09 mm/hr)100%73%752 mm HgWSW 245° 4 (8.81) m/s0.9
19:00Weather
Sunny
19 °C4% 0%62%752 mm HgWSW 245° 6.69 (10.42) m/s0.4
20:00Weather
Patchy rain possible
18 °C17% (0.01 mm/hr)80%74%752 mm HgWSW 244° 5 (10.42) m/s0
21:00Weather
Patchy rain possible
17 °C22% (0.02 mm/hr)89%78%753 mm HgWSW 246° 5.39 (10.11) m/s0
22:00Weather
Patchy rain possible
16 °C22% (0.02 mm/hr)79%81%753 mm HgWSW 250° 5.69 (10.33) m/s0
23:00Weather
Clear
15 °C11% 0%85%754 mm HgWSW 247° 4.89 (10.22) m/s0
Thu, Aug 20, 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 11 to 23 °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 75%. 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 11 to 23 °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 8 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 75%) 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.

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.