5-day weather forecast St. Petersburg Sep 27, 2026
27°Weather forecast St. Petersburg tomorrow Sep 27, 2026: overcast, temperature from 24 °C to 27 °C.
Precipitation probability 15%. Wind up to 5.19 m/s (gusts 8.19 m/s). Air humidity 44–61%, atmospheric pressure 759–761 mm Hg, UV index up to 8.2.
5 days at a glance — tap a day to open it
Sunrise 07:21
Sunset 19:21
Sunset 19:21
Waning Gibbous96% illuminated
Moonrise 19:49 · Moonset 08:12
Moonrise 19:49 · Moonset 08:12
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 26 °C | 2% | 3% | 48% | 761 mm Hg | NE 39° 3.81 (3.83) m/s | 0 |
| 01:00 | Clear | 26 °C | 2% | 11% | 50% | 761 mm Hg | NE 53° 5.19 (8.19) m/s | 0 |
| 02:00 | Clear | 25 °C | 2% | 10% | 50% | 760 mm Hg | NE 54° 4.11 (4.22) m/s | 0 |
| 03:00 |  Partly cloudy | 25 °C | 6% | 61% | 50% | 760 mm Hg | NE 49° 3.31 (3.5) m/s | 0 |
| 04:00 | Partly cloudy | 25 °C | 4% | 40% | 51% | 760 mm Hg | ENE 63° 2.89 (3) m/s | 0 |
| 05:00 |  Overcast | 24 °C | 11% | 89% | 54% | 760 mm Hg | E 80° 2.61 (7.61) m/s | 0 |
| 06:00 | Overcast | 24 °C | 14% | 100% | 58% | 760 mm Hg | E 99° 2.61 (6.61) m/s | 0 |
| 07:00 | Overcast | 24 °C | 14% | 100% | 60% | 760 mm Hg | ESE 103° 2.39 (5.39) m/s | 0 |
| 08:00 | Overcast | 24 °C | 15% | 100% | 61% | 761 mm Hg | ESE 105° 2.31 (5.31) m/s | 0 |
| 09:00 | Overcast | 24 °C | 14% | 99% | 61% | 761 mm Hg | ESE 114° 2.39 (5.39) m/s | 0.8 |
| 10:00 | Overcast | 24 °C | 14% | 100% | 59% | 761 mm Hg | ESE 116° 2 (6) m/s | 2 |
| 11:00 | Overcast | 25 °C | 13% | 100% | 57% | 761 mm Hg | SE 128° 1.61 (4.61) m/s | 3.2 |
| 12:00 | Overcast | 25 °C | 13% | 100% | 54% | 761 mm Hg | SE 140° 0.89 (5.89) m/s | 4.2 |
| 13:00 |  Cloudy | 26 °C | 10% | 84% | 53% | 761 mm Hg | S 170° 1.31 (5.31) m/s | 7.3 |
| 14:00 | Overcast | 26 °C | 12% | 100% | 52% | 761 mm Hg | SW 214° 1.69 (4.69) m/s | 8.2 |
| 15:00 | Overcast | 26 °C | 12% | 100% | 51% | 760 mm Hg | WSW 240° 2.39 (6.39) m/s | 6.7 |
| 16:00 | Overcast | 26 °C | 12% | 100% | 50% | 760 mm Hg | WSW 253° 2.89 (6.89) m/s | 4.5 |
| 17:00 | Overcast | 27 °C | 11% | 100% | 48% | 759 mm Hg | W 260° 2.89 (6.89) m/s | 2.2 |
| 18:00 | Overcast | 27 °C | 11% | 100% | 47% | 759 mm Hg | W 265° 2.89 (6.89) m/s | 0.8 |
| 19:00 | Overcast | 27 °C | 11% | 100% | 47% | 760 mm Hg | W 275° 3.31 (7.31) m/s | 0.1 |
| 20:00 | Overcast | 27 °C | 11% | 100% | 47% | 760 mm Hg | WNW 284° 3.39 (6.39) m/s | 0 |
| 21:00 | Overcast | 27 °C | 11% | 100% | 46% | 760 mm Hg | WNW 293° 2.89 (6.89) m/s | 0 |
| 22:00 | Overcast | 27 °C | 11% | 100% | 45% | 761 mm Hg | WNW 289° 2.39 (6.39) m/s | 0 |
| 23:00 | Overcast | 27 °C | 10% | 98% | 44% | 761 mm Hg | WNW 282° 1.5 (5.5) m/s | 0 |
St. 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.