Monthly Climate
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Best time to visit Saint Petersburg

July is the best time to visit Saint Petersburg for general sightseeing, with average highs of 22 °C and about 11 wet days. The comfortable season runs roughly June to August.

It depends what you are going for

One month rarely wins on everything. These are the best months on each measure taken on its own.

If you want Best month On that measure
Sightseeing and walking July comfort 86/100
The least cloud May 57 % average cloud cover
The least rain February 33 mm
Warmth July 22 °C
Cooler weather February -4.0 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 July 86 22 °C 11
2 August 83 20 °C 11
3 June 80 19 °C 11
4 September 63 14 °C 11
5 May 63 14 °C 9
6 April 33 7.2 °C 9
7 October 31 7.3 °C 12
8 March 26 0.3 °C 9
9 February 25 -4.0 °C 9
10 January 21 -3.8 °C 11
11 November 21 1.6 °C 12
12 December 19 -1.5 °C 12

When to think twice

December scores lowest with about 12 wet days and highs near -1.5 °C. That does not make it a bad month — it depends entirely on what you are travelling for. The numbers are all here; the judgement is yours.

The full year

Month Avg high Rainfall Cloud
January -3.8 °C 42 mm 87 %
February -4.0 °C 33 mm 84 %
March 0.3 °C 36 mm 70 %
April 7.2 °C 40 mm 65 %
May 14.1 °C 51 mm 57 %
June 18.5 °C 65 mm 60 %
July 21.5 °C 67 mm 59 %
August 19.8 °C 73 mm 63 %
September 14.5 °C 55 mm 69 %
October 7.3 °C 62 mm 77 %
November 1.6 °C 57 mm 86 %
December -1.5 °C 49 mm 88 %

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: comfort score, beach score, season boundaries. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.