5-day weather forecast Saint Petersburg Sep 4, 2026
12°Weather forecast Saint Petersburg today Sep 4, 2026: overcast, temperature from 10 °C to 13 °C.
Precipitation probability 91%. Wind up to 5 m/s (gusts 11.33 m/s). Air humidity 90–98%, atmospheric pressure 747–755 mm Hg, UV index up to 0.2.
Weather Alerts
Other dangers
Уровень воды по г/п р. Нева-ст. Петрокрепость колеблется в районе неблагоприятной отметки 330 см БС, при которой судоходство испытывает затруднение.
Flood
4-7 сентября уровни воды по г/п р. Тосно-г. Тосно и г/п р Тигода-ст. Любань достигнут неблагоприятных отметок, при которых начинаются затопления низменных участков в г. Тосно и г. Любани
Прочие опасности
Уровень воды по г/п р. Нева-ст. Петрокрепость колеблется в районе неблагоприятной отметки 330 см БС, при которой судоходство испытывает затруднение.
5 days at a glance — tap a day to open it
Sunrise 06:01
Sunset 19:53
Sunset 19:53
Last Quarter39% illuminated
Moonrise 20:33 · Moonset 16:44
Moonrise 20:33 · Moonset 16:44
Chart
Table
Fri, Sep 4, 2026
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 | Overcast | 11 °C | 30% | 100% | 90% | 755 mm Hg | SW 221° 3.19 (8.33) m/s | 0 |
| 01:00 | Overcast | 11 °C | 30% | 100% | 90% | 755 mm Hg | SW 219° 2.81 (7.81) m/s | 0 |
| 02:00 | Overcast | 10 °C | 31% | 100% | 92% | 755 mm Hg | SW 217° 2.61 (7.42) m/s | 0 |
| 03:00 | Overcast | 11 °C | 30% | 100% | 91% | 755 mm Hg | SW 223° 2.69 (7.31) m/s | 0 |
| 04:00 | Overcast | 11 °C | 31% | 100% | 92% | 754 mm Hg | SSW 210° 2.61 (6.72) m/s | 0 |
| 05:00 | Overcast | 10 °C | 31% | 100% | 92% | 754 mm Hg | S 190° 2.39 (5.42) m/s | 0 |
| 06:00 | Overcast | 10 °C | 32% | 100% | 93% | 753 mm Hg | S 190° 2.69 (6.92) m/s | 0 |
| 07:00 |  Patchy rain possible | 11 °C | 38% (0.07 mm/hr) | 100% | 93% | 753 mm Hg | SSW 192° 2.89 (7.53) m/s | 0 |
| 08:00 |  Mist | 11 °C | 52% (0.15 mm/hr) | 100% | 95% | 752 mm Hg | S 178° 2.89 (6.22) m/s | 0 |
| 09:00 |  Light rain shower | 11 °C | 84% (2.29 mm/hr) | 100% | 97% | 752 mm Hg | SSE 151° 2.19 (4) m/s | 0.1 |
| 10:00 |  Moderate or heavy rain shower | 11 °C | 88% (3.11 mm/hr) | 100% | 98% | 752 mm Hg | ESE 105° 2 (3.11) m/s | 0.1 |
| 11:00 | Moderate or heavy rain shower | 10 °C | 90% (4.18 mm/hr) | 100% | 98% | 751 mm Hg | ENE 69° 2.39 (4.14) m/s | 0.1 |
| 12:00 |  Light rain | 12 °C | 79% (1.19 mm/hr) | 100% | 97% | 750 mm Hg | ESE 113° 2.81 (8.72) m/s | 0.2 |
| 13:00 |  Moderate rain | 13 °C | 91% (6.2 mm/hr) | 100% | 96% | 749 mm Hg | S 176° 3 (9.42) m/s | 0.2 |
| 14:00 | Light rain | 13 °C | 78% (1.26 mm/hr) | 100% | 94% | 749 mm Hg | SSW 196° 5 (11.25) m/s | 0.2 |
| 15:00 | Moderate rain | 13 °C | 89% (3.86 mm/hr) | 100% | 96% | 748 mm Hg | SSW 193° 4.31 (11.33) m/s | 0.2 |
| 16:00 | Light rain | 13 °C | 79% (1.39 mm/hr) | 100% | 97% | 748 mm Hg | S 191° 4.11 (11) m/s | 0.1 |
| 17:00 | Light rain shower | 13 °C | 78% (1.08 mm/hr) | 100% | 98% | 747 mm Hg | SSW 207° 3 (8.92) m/s | 0.1 |
| 18:00 | Light rain shower | 13 °C | 83% (1.86 mm/hr) | 100% | 98% | 747 mm Hg | WSW 257° 1.31 (4.22) m/s | 0.1 |
| 19:00 | Light rain shower | 13 °C | 70% (0.67 mm/hr) | 100% | 98% | 747 mm Hg | NNW 337° 1.61 (5.31) m/s | 0 |
| 20:00 | Overcast | 12 °C | 49% (0.06 mm/hr) | 100% | 94% | 748 mm Hg | NNE 22° 2.81 (6.03) m/s | 0 |
| 21:00 |  Fog | 12 °C | 42% | 100% | 97% | 747 mm Hg | NNE 26° 2 (4.36) m/s | 0 |
| 22:00 |  Mist | 11 °C | 39% (0.01 mm/hr) | 98% | 97% | 747 mm Hg | N 350° 1.81 (3.83) m/s | 0 |
| 23:00 | Mist | 11 °C | 40% | 100% | 97% | 747 mm Hg | N 357° 1.89 (3.83) m/s | 0 |
Fri, Sep 4, 2026
Frequently asked questions about the 5-day weather in Saint Petersburg
What will the weather be like in Saint Petersburg over the next 5 days?
Over the next 5 days in Saint Petersburg the temperature is expected to range from about 6 to 18 °C. See the detailed hourly forecast for each of the 5 days in the charts above.
On which of the next 5 days will it rain in Saint Petersburg?
The chance of rain in Saint Petersburg over the next 5 days reaches 91%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.
How accurate is the 5-day weather forecast for Saint Petersburg?
A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.
Which of the next 5 days in Saint Petersburg will be the warmest and which the coolest?
Over the next 5 days the temperature in Saint Petersburg ranges from about 6 to 18 °C. Compare the warmest and coolest day on the temperature chart above.
Will it be windy in Saint Petersburg over the next 5 days?
Over the next 5 days the wind in Saint Petersburg picks up to 6 m/s. The windiest days are easy to spot on the wind chart above.
Which day of the week in Saint Petersburg is best for a walk or a trip?
For a walk or a trip, pick the days with the lowest chance of rain (up to 91%) and light wind — easy to compare on the 5-day charts above.
How can I best use the 5-day forecast for Saint Petersburg?
The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.
Will I need an umbrella or sunscreen in Saint Petersburg this week?
Rain reaches a 91% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 0.2; sunscreen is worth it from about 3 upwards.
Saint 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.