St. Petersburg Weather in July
In July, St. Petersburg averages a high of 23°C (73°F) and a low of 15°C (59°F), from 55 years of daily records (1971–2025).
23°C
Average high
73°F
15°C
Average low
59°F
35°C
Record high
96°F · July 28, 2010
6°C
Record low
42°F · July 12, 2019
What July Is Like in St. Petersburg
- July is St. Petersburg's warmest month of the year.
- July in St. Petersburg has become 0.9°C (1.7°F) warmer on average: the 2011–2025 average against 1970–1989.
- A typical July brings 1.7 days above 30°C (86°F).
- The warmest July in the record was 2010; the coldest was 1987.
At least 1 mm of rain falls on 32% of July days, and the month averages 79 mm in total.
Warmest: 2010 (29.0°C)Latest: 2025 (26.2°C)10-year averageLong-run average (23.0°C)
Look Up a Day in July
See the weather in St. Petersburg on any July date, year by year.
Source: NOAA GHCN-Daily, St. Petersburg (1971–2025); Petrokrepost (2019–2025). Averages cover 1971–2025. How we compute this