St. Petersburg weather by month & the best time to visit
🇷🇺 Russia · major coastal city · continental climate
The best time to visit St. Petersburg is July — its sunniest month (Sunshine Score 71/100), with August and June close behind. St. Petersburg averages about 1,522 hours of sunshine a year. Daytime highs around 22°C / 72°F and roughly 88 mm of rain in July.
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- Sun hours / year
- 1,522
- Sunniest month
- July
- Peak score
- 71/100
- Rain / year
- 724 mm
- Snow / year
- ≈1.8 m
- Midday UV at peak
- 4 (moderate)
- Sea at warmest
- 23°C / 73°F
- Population
- 5.4M
- Elevation
- 21 m
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When is the best time to visit St. Petersburg?
For sunshine, the best time to visit St. Petersburg is July, then August and June. The dullest month is January (0/100, 45 mm of rain). The full month-by-month picture is in the table below.
How sunny is St. Petersburg?
St. Petersburg isn't a sunny place by world standards: about 1,522 hours of sunshine a year. 71 Sunshine Score points separate July (71) from January (0), so the month you pick matters. It ranks #142 of 145 destinations in Russia for annual sunshine, below the national median of 2,004 hours. The year's 724 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | -5° / 23°F | -10° / 14°F | 45 mm | 0 | 0° / 32°F |
| February | 0 | -5° / 23°F | -10° / 14°F | 38 mm | 0 | 0° / 32°F |
| March | 0 | 0° / 32°F | -6° / 21°F | 40 mm | 1 | 1° / 34°F |
| April | 0 | 7° / 45°F | 0° / 32°F | 47 mm | 2 | 4° / 39°F |
| May | 44 | 15° / 59°F | 6° / 43°F | 60 mm | 4 | 12° / 54°F |
| June | 61 | 18° / 64°F | 11° / 52°F | 78 mm | 4 | 21° / 70°F |
| July | 71 | 22° / 72°F | 14° / 57°F | 88 mm | 4 | 23° / 73°F |
| August | 71 | 20° / 68°F | 13° / 55°F | 90 mm | 4 | 22° / 72°F |
| September | 45 | 15° / 59°F | 9° / 48°F | 58 mm | 2 | 19° / 66°F |
| October | 0 | 7° / 45°F | 3° / 37°F | 67 mm | 1 | 10° / 50°F |
| November | 0 | 1° / 34°F | -2° / 28°F | 59 mm | 0 | 4° / 39°F |
| December | 0 | -3° / 27°F | -7° / 19°F | 54 mm | 0 | 0° / 32°F |
Sea temperature in St. Petersburg by month
The sea off St. Petersburg is warmest in July at around 23°C / 73°F, and coolest in January at 0°C / 32°F. The water sits at a comfortable 21°C or warmer roughly 3 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See St. Petersburg on the interactive sunshine globe →
Nearby places for sunshine
- Helsinki (Vantaa) Finland · 300 km · best in Jul · 1,584 h sun/yr
- Tallinn Estonia · 308 km · best in Jul · 1,693 h sun/yr
- Petrozavodsk Russia · 313 km · best in Jul · 1,601 h sun/yr
- Cherepovets Russia · 441 km · best in Aug · 1,618 h sun/yr
- Riga Latvia · 487 km · best in Jul · 1,691 h sun/yr
- Moscow Russia · 599 km · best in Aug · 1,676 h sun/yr
Nearest destinations
- Lappeenranta Finland · 181 km · 1,531 h sun/yr · best in Jul
- Savonlinna Finland · 249 km · 1,544 h sun/yr · best in Jul
- Pskov Russia · 249 km · 1,687 h sun/yr · best in Jul
- Tartu Estonia · 263 km · 1,596 h sun/yr · best in Jul
Head-to-head
How St. Petersburg compares month by month: St. Petersburg vs Helsinki (Vantaa) · St. Petersburg vs Tallinn · St. Petersburg vs Cherepovets · St. Petersburg vs Petrozavodsk · all comparisons
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