Russia
Saint Petersburg in August
In August, Saint Petersburg averages a daytime high of 21 °C and a night-time low of 13 °C, with about 84 mm of rain over the month. It falls outside Saint Petersburg's most comfortable months, June and July.
- Average high
- 21 °C
- Average low
- 13 °C
- Rain in the month
- 84 mm
- Daylight on 15 Aug
- 15 h 30 min
- Comfortable month
- No
- Places to stay
- 211
When to go
How August compares with the rest of the year in Saint Petersburg
August is the 2nd warmest month in Saint Petersburg by average daytime high; across the year the highs run from -3 °C to 23 °C and the lows from -8 °C to 14 °C. By day, August is 2 °C cooler than July, and September is 6 °C cooler than August.
August brings 84 mm of rain, more than the monthly average of 57 mm (684 mm a year); it is the wettest month.
On 15 August the sun is up for about 15 h 30 min, against 5 h 50 min at the shortest and 18 h 50 min at the longest point of the year (calculated from the latitude, sunrise to sunset).
| Month | High | Low | Rain | Comfortable |
|---|---|---|---|---|
| January | -3 °C | -8 °C | 50 mm | |
| February | -3 °C | -8 °C | 39 mm | |
| March | 2 °C | -5 °C | 36 mm | |
| April | 9 °C | 1 °C | 37 mm | |
| May | 16 °C | 7 °C | 50 mm | |
| June | 20 °C | 11 °C | 74 mm | Yes |
| July | 23 °C | 14 °C | 77 mm | Yes |
| August | 21 °C | 13 °C | 84 mm | |
| September | 16 °C | 9 °C | 56 mm | |
| October | 8 °C | 3 °C | 67 mm | |
| November | 2 °C | -1 °C | 60 mm | |
| December | -1 °C | -5 °C | 54 mm |
Comfortable means average daytime high between 18 °C and 29 °C and under 80 mm of rain in the month. Averages for 1991–2020 over the surrounding area, a grid square about 50 km across, so a coast or a nearby mountain can make the town itself warmer or cooler. Data: CRU TS v4.10, Climatic Research Unit, University of East Anglia (Open Database License).
When to go
Is August a good time to visit Saint Petersburg?
Not by the measure used here: about 84 mm of rain is 80 mm or more. The comfortable months in Saint Petersburg are June and July; the nearest are July, before, and June, after.
The measure is about weather for a city stay only; it says nothing about events, school holidays or prices.
When to go
Destinations near Saint Petersburg that are comfortable in August
Within 300 km, nearest first, by the same measure.
Where to stay
Where to stay in Saint Petersburg
This guide lists 211 places to stay in Saint Petersburg, hotels recorded in Wikidata. By straight-line distance from the centre: under 1 km, 7; 1–3 km, 112; 3–10 km, 83; 10 km or more, 9.
Sources: climate from CRU TS v4.10 (Climatic Research Unit, University of East Anglia; Open Database License), 1991–2020 averages; day length calculated from the latitude; places to stay from each operator's own public pages and Wikidata. How this guide is made.