5-day weather forecast Petersburg 18-06-2026

Weather forecast Petersburg Thursday, June 18 18.06.2026: sunny, temperature from 26 °C to 37 °C.

Precipitation probability 3%. Wind up to 7 m/s (gusts 10.42 m/s). Air humidity 28–71%, atmospheric pressure 755–758 mm Hg, UV index up to 9.9.

Sunrise 05:49
Sunset 20:32

Waxing Crescent19% illuminated
Moonrise 09:21 · Moonset 23:41

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Table

← Wed, Jun 17

Thu, Jun 18, 2026

Forecast from 26 °C to 37 °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)	27	27	27	26	26	26	26	26	26	27	29	31	33	35	36	37	37	35	35	32	29	28	28	27
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0.41	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 (%)	14	26	16	28	50	14	22	20	11	6	6	5	6	15	21	26	44	48	50	24	71	28	47	33
Rain chance (%)	3	4	4	6	8	6	7	7	6	5	4	2	1	1	2	2	3	3	4	2	36	5	5	3

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)	5.19	5.31	5	4.81	5.19	5.61	5.81	5.5	5.31	5.69	5.61	6.81	6.89	7	6.81	6.19	6	4.81	3.81	5.39	5.81	4.69	5.5	6.39
Wind gust (m/s)	9.33	8.97	8.42	7.86	8.42	8.86	9	8.53	7.47	7.92	8.03	7.83	7.94	8.06	7.83	7.14	6.89	7.17	7.58	10.03	10.42	8.56	9.28	9.72
Wind direction (°)	SSW 207°	SW 215°	SSW 210°	SSW 209°	SW 215°	SW 218°	SW 228°	SW 225°	SW 230°	SW 221°	SW 231°	WSW 247°	WSW 255°	WSW 254°	WSW 255°	W 262°	WSW 254°	WSW 244°	SW 225°	WSW 240°	W 273°	W 266°	W 259°	WSW 249°

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 (%)	55	55	59	63	67	68	69	71	70	68	66	49	40	37	33	31	28	31	37	34	47	65	51	48

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)	756	756	755	755	756	756	756	757	758	757	757	757	757	757	756	756	755	755	755	755	756	757	757	757

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	0.3	1	1.4	2	6.8	9.5	9.9	9.9	8.2	5.9	2.6	0.8	0.3	0	0	0	0

← Wed, Jun 17

Thu, Jun 18, 2026

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 →