5-day weather forecast Saint Petersburg 27-04-2026

Weather forecast Saint Petersburg tomorrow 27.04.2026: patchy rain possible, temperature from 1 °C to 5 °C.

Precipitation probability 100%. Wind up to 8.11 m/s (gusts 12.42 m/s). Air humidity 69–94%, atmospheric pressure 749–754 mm Hg, UV index up to 2.9.

Sunrise 05:08
Sunset 20:46

Waxing Gibbous79% illuminated
Moonrise 15:33 · Moonset 04:17

Chart

Table

← Sun, Apr 26

Mon, Apr 27, 2026

Tue, Apr 28 →

Forecast from 1 °C to 5 °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)	0	0	0	0	1	1	1	1	2	2	3	4	4	5	5	5	5	5	5	4	3	2	2	2
Precipitation (mm/hr)	0.24	0.27	0.25	0.21	0.09	0.01	0	0	0	0	0	0.01	0.01	0.01	0.03	0.03	0.05	0.04	0.04	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	100	100	65	78	37	31	26	70	84	73	76	70	88	79	50	50	49	47	48	48
Rain chance (%)	100	100	100	100	100	67	0	0	0	0	0	62	86	64	83	60	82	62	70	67	0	0	0	0

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)	7.31	7.5	7.61	7.61	7.5	8	8	7.89	8	7.81	8.11	7.89	7.81	7.89	7.61	7.31	7.11	6.81	6.61	6.39	6	5.81	5.89	6.11
Wind gust (m/s)	10.81	11.14	11.17	11.22	11.17	12.22	12.42	11.78	11.42	10.64	10.31	9.64	9.28	9.36	8.89	8.75	8.78	9.14	9.5	9.97	10.03	9.94	10.03	10.14
Wind direction (°)	N 354°	N 352°	N 354°	N 354°	N 354°	N 350°	NNW 346°	NNW 343°	NNW 341°	NNW 340°	NNW 334°	NNW 335°	NNW 336°	NNW 335°	NNW 337°	NNW 334°	NNW 334°	NNW 333°	NNW 330°	NNW 327°	NW 323°	NW 319°	NW 317°	NW 317°

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 (%)	94	94	93	90	84	82	78	79	79	80	80	78	76	75	76	75	73	70	69	70	72	74	76	76

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)	749	749	749	750	751	751	751	752	752	752	752	752	752	753	753	753	754	754	754	754	754	754	754	754

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	0.2	0.4	0.9	1.8	2.6	2.9	2.7	2.6	2.1	1.5	0.9	0.5	0.2	0	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)	4.8	4.5	4.1	3.7	3.5	3.5	3.4	3.2	4	4.5	5.6	8.7	8.1	7.5	7	6.5	6.6	6.4	6.4	6.2	6.5	7.3	6.4	6.2
PM10 (µg/m³)	5.9	5.5	5.1	4.4	4.3	4	4.1	4.6	5	5.7	6.9	10.4	9.7	10.7	10	9.9	10.5	10.6	10.5	9.9	10.4	10.6	9.1	7.5
Ozone (O₃) (µg/m³)	57	60	68	68	71	70	75	72	67	63	50	43	49	53	58	59	65	66	66	64	60	57	51	45
NO₂ (µg/m³)	16.4	13.8	11.8	11.7	9.2	8.6	7.2	8.4	10.8	14.5	23.6	35.4	31.1	28.5	24	21.1	22.5	21.1	20.1	20.8	25.3	30.9	35.3	35.1
SO₂ (µg/m³)	4.1	4.1	3.8	3.3	3.7	3.7	3.1	3.3	3.3	4.6	5.6	6.7	6.2	5.8	5.2	5.1	5.3	5	4.7	4.6	5.1	5.6	5.6	7.9
CO (µg/m³)	195.9	178.9	172.9	165.9	159.9	154.9	153.9	154.9	167.9	177.9	203.9	271.9	263.9	239.9	225.9	225.9	226.9	228.9	228.9	233.9	246.9	262.9	273.9	268.9

← Sun, Apr 26

Mon, Apr 27, 2026

Tue, Apr 28 →

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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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