5-day weather forecast Saint Petersburg 21-03-2026
Weather forecast Saint Petersburg Saturday 21 March 21.03.2026: sunny, temperature from 2 °C to 7 °C.
No precipitation expected. Wind up to 3.5 m/s (gusts 5.25 m/s). Air humidity 53–86%, atmospheric pressure 767–770 mm Hg, UV index up to 1.8.
Sunrise 07:08
Sunset 19:07
Sunset 19:07
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 0 °C | 0% | 16% | 86% | 767 mm Hg | W 263° 2.11 (4.42) m/s | 0 |
| 01:00 | Clear | 0 °C | 0% | 5% | 85% | 768 mm Hg | W 259° 2.11 (4.42) m/s | 0 |
| 02:00 | Clear | 0 °C | 0% | 3% | 84% | 768 mm Hg | WSW 254° 2.11 (4.42) m/s | 0 |
| 03:00 | Clear | 0 °C | 0% | 3% | 83% | 768 mm Hg | WSW 244° 2.11 (4.42) m/s | 0 |
| 04:00 | Clear | 0 °C | 0% | 5% | 83% | 768 mm Hg | WSW 241° 2.11 (4.42) m/s | 0 |
| 05:00 | Clear | 0 °C | 0% | 7% | 83% | 768 mm Hg | WSW 239° 2.19 (4.61) m/s | 0 |
| 06:00 | Clear | 0 °C | 0% | 7% | 82% | 768 mm Hg | WSW 241° 2.31 (4.83) m/s | 0 |
| 07:00 |  Sunny | 0 °C | 0% | 7% | 82% | 768 mm Hg | WSW 244° 2.31 (4.83) m/s | 0 |
| 08:00 | Sunny | 0 °C | 0% | 7% | 79% | 769 mm Hg | WSW 239° 2.39 (4.78) m/s | 0.2 |
| 09:00 | Sunny | 2 °C | 0% | 7% | 72% | 769 mm Hg | WSW 243° 2.61 (4.11) m/s | 0.4 |
| 10:00 | Sunny | 4 °C | 0% | 7% | 64% | 769 mm Hg | WSW 251° 3.31 (4.47) m/s | 0.8 |
| 11:00 | Sunny | 5 °C | 0% | 7% | 58% | 770 mm Hg | WSW 257° 3.5 (4.5) m/s | 1.3 |
| 12:00 | Sunny | 6 °C | 0% | 7% | 55% | 770 mm Hg | W 261° 3.5 (4.39) m/s | 1.6 |
| 13:00 | Sunny | 7 °C | 0% | 6% | 54% | 770 mm Hg | W 265° 3.5 (4.39) m/s | 1.8 |
| 14:00 | Sunny | 7 °C | 0% | 6% | 53% | 770 mm Hg | W 270° 3.31 (4.17) m/s | 1.6 |
| 15:00 | Sunny | 7 °C | 0% | 6% | 54% | 770 mm Hg | W 275° 3.31 (4.28) m/s | 1.3 |
| 16:00 | Sunny | 7 °C | 0% | 5% | 56% | 769 mm Hg | W 280° 3.19 (4.25) m/s | 0.8 |
| 17:00 | Sunny | 6 °C | 0% | 5% | 61% | 769 mm Hg | W 280° 2.69 (3.78) m/s | 0.4 |
| 18:00 | Sunny | 5 °C | 0% | 5% | 68% | 769 mm Hg | WNW 283° 2 (3.33) m/s | 0.2 |
| 19:00 | Sunny | 3 °C | 0% | 5% | 76% | 770 mm Hg | W 270° 1.81 (3.78) m/s | 0 |
| 20:00 | Clear | 2 °C | 0% | 5% | 79% | 770 mm Hg | WSW 249° 2 (4.19) m/s | 0 |
| 21:00 | Clear | 2 °C | 0% | 5% | 80% | 770 mm Hg | SW 232° 2.31 (4.83) m/s | 0 |
| 22:00 | Clear | 2 °C | 0% | 4% | 81% | 770 mm Hg | SW 230° 2.5 (5.25) m/s | 0 |
| 23:00 | Clear | 2 °C | 0% | 4% | 83% | 770 mm Hg | SW 233° 2.5 (5.25) m/s | 0 |
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.