5-day weather forecast Petersburg 20-03-2026
Weather forecast Petersburg Friday 20 March 20.03.2026: sunny, temperature from 6 °C to 18 °C.
Precipitation probability 81%. Wind up to 2.89 m/s (gusts 5.64 m/s). Air humidity 50–90%, atmospheric pressure 758–765 mm Hg, UV index up to 4.9.
Sunrise 07:19
Sunset 19:19
Sunset 19:19
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Cloudy | 8 °C | 0% | 80% | 53% | 764 mm Hg | SSE 162° 2.39 (5.03) m/s | 0 |
| 01:00 | Cloudy | 8 °C | 0% | 85% | 54% | 764 mm Hg | SSE 162° 2.89 (5.64) m/s | 0 |
| 02:00 |  Overcast | 7 °C | 0% | 89% | 55% | 764 mm Hg | S 187° 2.5 (4.47) m/s | 0 |
| 03:00 | Overcast | 7 °C | 0% | 50% | 57% | 763 mm Hg | SSW 200° 1.89 (3.5) m/s | 0 |
| 04:00 | Overcast | 7 °C | 0% | 30% | 58% | 762 mm Hg | S 190° 2.31 (4.25) m/s | 0 |
| 05:00 |  Clear | 6 °C | 0% | 10% | 59% | 762 mm Hg | S 184° 2.31 (4.28) m/s | 0 |
| 06:00 | Clear | 6 °C | 0% | 15% | 63% | 761 mm Hg | S 188° 2 (3.72) m/s | 0 |
| 07:00 | Clear | 6 °C | 0% | 17% | 64% | 761 mm Hg | SSW 204° 1.81 (3.31) m/s | 0 |
| 08:00 |  Sunny | 8 °C | 0% | 20% | 66% | 761 mm Hg | SSW 210° 1.5 (2.75) m/s | 0.2 |
| 09:00 | Sunny | 11 °C | 0% | 10% | 60% | 761 mm Hg | SSW 208° 1.19 (2) m/s | 0.8 |
| 10:00 | Sunny | 14 °C | 0% | 5% | 57% | 761 mm Hg | WSW 248° 0.81 (1.11) m/s | 1.9 |
| 11:00 | Sunny | 16 °C | 0% | 0% | 53% | 761 mm Hg | W 277° 0.61 (0.78) m/s | 3.3 |
| 12:00 |  Partly cloudy | 17 °C | 0% | 37% | 52% | 760 mm Hg | WNW 287° 0.39 (0.5) m/s | 4.4 |
| 13:00 |  Cloudy | 18 °C | 0% | 56% | 51% | 759 mm Hg | WNW 291° 0.39 (0.47) m/s | 4.9 |
| 14:00 | Cloudy | 17 °C | 0% | 75% | 50% | 758 mm Hg | SW 232° 0.31 (0.36) m/s | 4.4 |
| 15:00 |  Patchy rain possible | 17 °C | 81% (0.02 mm/hr) | 98% | 58% | 762 mm Hg | WSW 253° 0.39 (0.47) m/s | 3.6 |
| 16:00 | Patchy rain possible | 16 °C | 100% (0.05 mm/hr) | 88% | 58% | 761 mm Hg | W 274° 1 (1.14) m/s | 2.3 |
| 17:00 | Patchy rain possible | 15 °C | 100% (0.05 mm/hr) | 100% | 61% | 761 mm Hg | WNW 302° 1 (1.33) m/s | 1.1 |
| 18:00 | Patchy rain possible | 14 °C | 72% (0.02 mm/hr) | 72% | 68% | 761 mm Hg | NNE 13° 0.5 (0.75) m/s | 0.3 |
| 19:00 | Partly cloudy | 12 °C | 0% | 52% | 74% | 761 mm Hg | E 97° 1.11 (2.08) m/s | 0 |
| 20:00 |  Partly cloudy | 11 °C | 0% | 59% | 83% | 761 mm Hg | ESE 115° 1.5 (3.14) m/s | 0 |
| 21:00 | Overcast | 10 °C | 0% | 94% | 88% | 762 mm Hg | SSE 157° 1.69 (3.58) m/s | 0 |
| 22:00 | Overcast | 10 °C | 0% | 100% | 90% | 762 mm Hg | SSE 168° 2.11 (4.42) m/s | 0 |
| 23:00 | Cloudy | 9 °C | 0% | 71% | 51% | 765 mm Hg | S 173° 1.89 (3.78) 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.