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

Weather forecast Saint Petersburg Tuesday, May 19 19.05.2026: sunny, temperature from 11 °C to 27 °C.

Precipitation probability 100%. Wind up to 4 m/s (gusts 7.19 m/s). Air humidity 38–96%, atmospheric pressure 760–763 mm Hg, UV index up to 4.8.

Sunrise 04:12
Sunset 21:40

Waxing Crescent7% illuminated
Moonrise 04:47 · Moonset 01:28

Chart

Table

← Mon, May 18

Tue, May 19, 2026

Wed, May 20 →

Forecast from 11 °C to 27 °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	11	11	11	13	16	19	21	23	25	26	26	27	27	27	26	24	21	18	18	18
Precipitation (mm/hr)	2.03	0.34	0	0.05	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0.04	1.49

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	51	70	100	44	34	47	53	43	10	0	2	3	4	12	25	25	20	16	9	10	15	92	73
Rain chance (%)	100	100	0	89	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	87	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)	2.11	3.11	3.5	2.5	2.19	2.61	2.5	2.61	2.89	3.11	3.31	3.69	3.81	3.81	3.89	3.89	4	3.81	3.11	1.81	0.89	1.11	0.81	0.19
Wind gust (m/s)	3.83	5.72	7.19	4.86	4.31	5.36	4.83	4.33	3.92	3.92	3.97	4.33	4.36	4.36	4.5	4.67	5.03	5.11	4.58	3.25	1.89	2.31	1.67	0.42
Wind direction (°)	NNE 31°	NNE 24°	NE 40°	NE 50°	NE 35°	NE 48°	ENE 61°	E 85°	ESE 104°	SE 125°	SE 143°	SSE 155°	SSE 166°	S 173°	S 175°	S 176°	S 177°	S 174°	S 171°	S 182°	WSW 254°	NW 326°	ESE 122°	NNE 22°

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 (%)	93	95	95	94	95	96	95	93	89	83	73	63	54	50	45	40	38	39	44	51	65	75	78	77

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)	763	762	762	761	761	761	761	761	761	761	761	761	761	761	761	760	760	760	761	760	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	4.5	4.8	4.5	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)	13.8	13.7	13.1	12.1	10	7.6	7	7.6	8	10.1	14.9	19.8	22.1	22	23.4	24.1	23.7	23.5	21.4	19.9	18.1	18.2	19.5	20.9
PM10 (µg/m³)	18	17.7	16.8	14.6	12.1	9.7	9	9.1	10.6	12.3	18	24.3	27.1	31.6	31.1	30.4	32	29.8	27	22.6	21.4	23.6	21.4	24.4
Ozone (O₃) (µg/m³)	33	27	34	45	52	56	52	47	43	35	25	20	30	41	49	52	58	60	60	62	59	48	48	43
NO₂ (µg/m³)	68.3	58.8	45.2	37.5	30.4	19.3	16.5	17.2	21.3	24.2	38.7	49	49.4	41	39.8	40	41.1	43.8	45.3	48.3	54.8	63.6	67.4	66.3
SO₂ (µg/m³)	13.4	12.3	10.2	9	7.7	6.5	5.8	5.8	6.1	7.2	8.1	10.9	10.7	9.9	9.3	8.2	7.9	8.6	9.1	8.1	8.9	10.3	10	11.3
CO (µg/m³)	318.9	291.9	251.9	221.9	193.9	171.9	160.9	158.9	180.9	164.9	284.9	393.9	389.9	367.9	340.9	328.9	294.9	304.9	324.9	302.9	334.9	405.9	500.9	449.9

← Mon, May 18

Tue, May 19, 2026

Wed, May 20 →

Saint Petersburg 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 →