5-day weather forecast Riga Sep 19, 2026

18°12° · Patchy rain possible

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

ModerateSep 16, 12:00 PM — Sep 16, 11:00 PMTranslate with Google

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

First Quarter63% illuminated
Moonrise 17:41 · Moonset 22:58

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Table

← Fri, Sep 18

Sat, Sep 19, 2026

Sun, Sep 20 →

Forecast from 12 °C to 18 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	15	15	15	14	15	14	13	12	13	14	15	16	17	18	18	18	18	17	17	16	15	15	14	13
Precipitation (mm/hr)	0	0.08	0.27	0.03	0.01	0	0	0	0	0	0	0	0.04	0.08	0.03	0.02	0	0.01	0	0.01	0	0	0	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	100	100	100	100	86	6	5	10	40	38	93	37	77	80	71	64	100	100	100	100	78	50	66	44
Rain chance (%)	20	26	41	29	23	13	14	15	18	14	20	9	14	17	10	8	13	14	15	16	13	12	17	14

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	6.11	5.81	5.5	5.5	5.39	5.31	5.5	5.61	5.61	6	6.39	6.31	6.61	6.81	6.39	5.89	5.89	5.69	5.69	5.5	5.61	5.69	5.89	5.89
Wind gust (m/s)	11.61	11.31	11.61	11.03	10.42	11.14	12.22	12.61	12.61	12.31	11.33	10.33	10.31	10.22	9.69	9.19	9.31	9.61	9.61	9.69	10.22	11	12.11	12.61
Wind direction (°)	SSW 194°	SSW 203°	SSW 212°	SW 214°	SSW 212°	SSW 202°	SSW 200°	SSW 201°	SSW 204°	SSW 210°	SW 218°	SW 225°	SW 229°	SW 234°	WSW 239°	WSW 244°	WSW 242°	SW 235°	SW 233°	SW 231°	SW 226°	SW 222°	SW 215°	SSW 213°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	73	72	79	83	83	88	91	93	90	82	76	71	64	58	56	52	55	57	61	64	68	74	80	82

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	758	758	758	758	758	758	758	758	758	759	759	759	759	760	760	760	761	761	761	761	761	761	761	761

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0	0.1	0.4	0.9	1.6	2.3	2.3	1.7	1.1	1.2	0.8	0.3	0	0	0	0	0

Air quality & pollen

Air quality is available for the first three days only.

← Fri, Sep 18

Sat, Sep 19, 2026

Sun, Sep 20 →

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.

Learn more about our methodology →