Saint Petersburg Climate by Month
Saint Petersburg, St.-Petersburg, Russia
Mild summers and freezing winters, with rain spread through the year.
Mild summers and freezing winters, with rain spread through the year: that's Saint Petersburg's climate in short. July is the warmest month, with highs around 74°F (23°C); January is the coolest at 28°F (-2°C), and nights dip to 18°F (-8°C). It gets 27 in (680 mm) of rain a year, spread across the months.
- Warmest month
- 74°F(23°C)
- Average high, July
- Coldest nights
- 18°F(-8°C)
- Average low, February
- Rain per year
- 27 in(680 mm)
- No clear rainy season
- Humidity
- 73%
- Sunniest: June
Best and worst months in Saint Petersburg
Best for weatherJuly is the best time for weather in Saint Petersburg: highs near 74°F (23°C) and about 3.1 in (79 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; January is the coldest, with highs of only 28°F (-2°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Saint Petersburg weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 28°F(-2°C) | 19°F(-7°C) | 1.7 in(44 mm) | 70% | 0.3 |
| FebFebruary | 28°F(-2°C) | 18°F(-8°C) | 1.4 in(35 mm) | 71% | 0.9 |
| MarMarch | 36°F(2°C) | 25°F(-4°C) | 1.7 in(42 mm) | 70% | 2.1 |
| AprApril | 49°F(9°C) | 35°F(1°C) | 1.9 in(48 mm) | 67% | 3.5 |
| MayMay | 61°F(16°C) | 44°F(7°C) | 1.8 in(45 mm) | 59% | 5.1 |
| JunJune | 69°F(21°C) | 53°F(12°C) | 2.9 in(74 mm) | 66% | 5.7 |
| JulJulyBest | 74°F(23°C) | 59°F(15°C) | 3.1 in(79 mm) | 68% | 5.3 |
| AugAugust | 71°F(21°C) | 56°F(13°C) | 3.1 in(79 mm) | 70% | 4.2 |
| SepSeptember | 60°F(16°C) | 48°F(9°C) | 2.1 in(54 mm) | 77% | 2.5 |
| OctOctober | 48°F(9°C) | 39°F(4°C) | 2.9 in(74 mm) | 84% | 1.0 |
| NovNovember | 37°F(3°C) | 30°F(-1°C) | 2.2 in(57 mm) | 92% | 0.3 |
| DecDecember | 31°F(0°C) | 24°F(-4°C) | 1.9 in(49 mm) | 78% | 0.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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