5-day weather forecast Saint Petersburg 19-05-2026

Weather forecast Saint Petersburg Tuesday, May 19 19.05.2026: sunny, temperature from 12 °C to 28 °C.

Precipitation probability 100%. Wind up to 4.89 m/s (gusts 6.92 m/s). Air humidity 36–98%, atmospheric pressure 759–761 mm Hg, UV index up to 4.8.

Sunrise 04:13
Sunset 21:39

Waxing Crescent7% illuminated
Moonrise 04:49 · Moonset 01:27

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Table

← Mon, May 18

Tue, May 19, 2026

Wed, May 20 →

Forecast from 12 °C to 28 °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)	12	12	12	12	13	13	14	16	18	20	22	24	26	27	27	28	28	28	27	25	21	17	16	15
Precipitation (mm/hr)	0.73	0.05	0.07	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0.36	0.07	0.22

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 (%)	72	55	100	100	100	36	11	7	3	3	2	0	0	6	22	45	44	18	15	19	57	81	80	87
Rain chance (%)	100	100	100	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	100	100	100

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)	2.81	2.5	2.11	2.11	2	2	2.31	2.69	3.11	3.81	4.19	4.5	4.81	4.89	4.89	4.89	4.81	4.19	3.89	2.39	2.69	3.31	2.81	1
Wind gust (m/s)	5.67	5.25	4.42	4.42	4.19	4.19	4.83	5.19	4.97	5.08	5.17	5.28	5.53	5.75	5.86	6.08	6.31	5.83	6.22	4.78	5.47	6.92	5.44	2.11
Wind direction (°)	NE 42°	NE 46°	NE 53°	ENE 66°	E 89°	ESE 114°	ESE 119°	SE 126°	SE 138°	SE 145°	SE 145°	SSE 147°	SSE 153°	SSE 155°	SSE 156°	SSE 161°	SSE 167°	SSE 162°	SSE 156°	SE 136°	W 281°	WNW 292°	NW 314°	NNW 336°

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 (%)	95	97	98	98	98	97	94	90	84	75	68	59	50	43	40	37	36	39	42	50	63	83	90	94

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)	761	761	761	761	761	760	761	761	761	761	761	761	761	761	761	760	760	760	759	759	760	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	0.2	0.5	1	1.9	2.9	3.9	4.6	4.8	4.6	3.9	2.9	1.9	1.1	0.5	0.2	0	0	0

Air quality & pollen

Air quality
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
PM2.5 (µg/m³)	13.5	13.7	13.2	11	9.4	8.5	7.7	7.1	7.1	6.9	7.1	7.6	8.1	7.9	7	6.1	5.3	5	5.9	6.4	7	6.9	7	7.4
PM10 (µg/m³)	19	17.6	15.6	13	12	10.5	9.7	8.7	8.7	8.5	8.5	8.8	9	8.3	7.2	6.5	7.4	8.2	11.8	13.5	14.2	12.5	11.4	10.2
Ozone (O₃) (µg/m³)	40	30	32	40	57.2	57.5	55.5	55	54	53	53	53	55	60	67	74	81	89	93	92	89	82	71	57
NO₂ (µg/m³)	64.9	64.8	57.3	43.3	23.2	14.5	10.3	7.3	6.6	6.2	6.8	7.8	8.2	7.6	6.4	5.3	4.4	3.5	3.3	3.7	4.7	6.9	11.2	16.6
SO₂ (µg/m³)	8	8.7	8.4	7.4	5.7	3.9	2.7	1.8	2	2.4	3.4	4.6	5.5	5.7	5.5	5.1	4.4	3.5	2.8	2.4	2.2	2.2	2.6	3.2
CO (µg/m³)	301.9	296.9	263.9	210.9	184.4	189.4	195.4	204.9	205.9	207.9	211.9	216.9	218.9	213.9	205.9	197.9	191.9	186.9	185.9	187.9	193.9	205.9	225.9	251.9

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Tue, May 19, 2026

Wed, May 20 →

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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.

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